diff options
168 files changed, 3355 insertions, 1446 deletions
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml index 683a2d633e..3428773b09 100644 --- a/.github/workflows/main.yml +++ b/.github/workflows/main.yml @@ -159,7 +159,7 @@ jobs: if: failure() && env.FAILED_TEST_ARTIFACTS != '' uses: actions/upload-artifact@v4 with: - name: failed-tests-windows + name: failed-tests-windows-${{ matrix.nr }} path: ${{env.FAILED_TEST_ARTIFACTS}} vs-build: name: win+VS build @@ -250,7 +250,7 @@ jobs: if: failure() && env.FAILED_TEST_ARTIFACTS != '' uses: actions/upload-artifact@v4 with: - name: failed-tests-windows + name: failed-tests-windows-vs-${{ matrix.nr }} path: ${{env.FAILED_TEST_ARTIFACTS}} regular: name: ${{matrix.vector.jobname}} (${{matrix.vector.pool}}) diff --git a/Documentation/RelNotes/2.45.0.txt b/Documentation/RelNotes/2.45.0.txt index b7662931f5..903c665960 100644 --- a/Documentation/RelNotes/2.45.0.txt +++ b/Documentation/RelNotes/2.45.0.txt @@ -34,6 +34,17 @@ UI, Workflows & Features * "git log --merge" learned to pay attention to CHERRY_PICK_HEAD and other kinds of *_HEAD pseudorefs. + * Platform specific tweaks for OS/390 has been added to + config.mak.uname. + + * Users with safe.bareRepository=explicit can still work from within + $GIT_DIR of a seconary worktree (which resides at .git/worktrees/$name/) + of the primary worktree without explicitly specifying the $GIT_DIR + environment variable or the --git-dir=<path> option. + + * The output format for dates "iso-strict" has been tweaked to show + a time in the Zulu timezone with "Z" suffix, instead of "+00:00". + Performance, Internal Implementation, Development Support etc. @@ -61,6 +72,27 @@ Performance, Internal Implementation, Development Support etc. * The code to iterate over refs with the reftable backend has seen some optimization. + * Uses of xwrite() helper have been audited and updated for better + error checking and simpler code. + + * Some trace2 events that lacked def_param have learned to show it, + enriching the output. + + * The parse-options code that deals with abbreviated long option + names have been cleaned up. + + * The code in reftable backend that creates new table files works + better with the tempfile framework to avoid leaving cruft after a + failure. + + * The reftable code has its own custom binary search function whose + comparison callback has an unusual interface, which caused the + binary search to degenerate into a linear search, which has been + corrected. + + * The code to iterate over reflogs in the reftable has been optimized + to reduce memory allocation and deallocation. + Fixes since v2.44 ----------------- @@ -162,6 +194,38 @@ Fixes since v2.44 like "git -C dir" etc. (merge 3574816d98 rj/complete-worktree-paths-fix later to maint). + * When git refuses to create a branch because the proposed branch + name is not a valid refname, an advice message is given to refer + the user to exact naming rules. + (merge 8fbd903e58 kh/branch-ref-syntax-advice later to maint). + + * Code simplification by getting rid of code that sets an environment + variable that is no longer used. + (merge 72a8d3f027 pw/rebase-i-ignore-cherry-pick-help-environment later to maint). + + * The code to find the effective end of log message can fall into an + endless loop, which has been corrected. + (merge 2541cba2d6 fs/find-end-of-log-message-fix later to maint). + + * Mark-ups used in the documentation has been improved for + consistency. + (merge 45d5ed3e50 ja/doc-markup-fixes later to maint). + + * The status.showUntrackedFiles configuration variable was + incorrectly documented to accept "false", which has been corrected. + + * Leaks from "git restore" have been plugged. + (merge 2f64da0790 rj/restore-plug-leaks later to maint). + + * "git bugreport --no-suffix" was not supported and instead + segfaulted, which has been corrected. + (merge b3b57c69da js/bugreport-no-suffix-fix later to maint). + + * The documentation for "%(trailers[:options])" placeholder in the + "--pretty" option of commands in the "git log" family has been + updated. + (merge bff85a338c bl/doc-key-val-sep-fix later to maint). + * Other code cleanup, docfix, build fix, etc. (merge f0e578c69c rs/use-xstrncmpz later to maint). (merge 83e6eb7d7a ba/credential-test-clean-fix later to maint). @@ -178,3 +242,9 @@ Fixes since v2.44 (merge 40b8076462 ak/rebase-autosquash later to maint). (merge 3223204456 eg/add-uflags later to maint). (merge 5f78d52dce es/config-doc-sort-sections later to maint). + (merge 781fb7b4c2 as/option-names-in-messages later to maint). + (merge 51d41dc243 jk/doc-remote-helpers-markup-fix later to maint). + (merge e1aaf309db pb/ci-win-artifact-names-fix later to maint). + (merge ad538c61da jc/index-pack-fsck-levels later to maint). + (merge 67471bc704 ja/doc-formatting-fix later to maint). + (merge 86f9ce7dd6 bl/doc-config-fixes later to maint). diff --git a/Documentation/config/advice.txt b/Documentation/config/advice.txt index dde8e7840e..f833411653 100644 --- a/Documentation/config/advice.txt +++ b/Documentation/config/advice.txt @@ -2,27 +2,27 @@ advice.*:: These variables control various optional help messages designed to aid new users. When left unconfigured, Git will give the message alongside instructions on how to squelch it. You can tell Git - that you do not need the help message by setting these to 'false': + that you do not need the help message by setting these to `false`: + -- addEmbeddedRepo:: - Advice on what to do when you've accidentally added one + Shown when the user accidentally adds one git repo inside of another. addEmptyPathspec:: - Advice shown if a user runs the add command without providing + Shown when the user runs `git add` without providing the pathspec parameter. addIgnoredFile:: - Advice shown if a user attempts to add an ignored file to + Shown when the user attempts to add an ignored file to the index. amWorkDir:: - Advice that shows the location of the patch file when - linkgit:git-am[1] fails to apply it. + Shown when linkgit:git-am[1] fails to apply a patch + file, to tell the user the location of the file. ambiguousFetchRefspec:: - Advice shown when a fetch refspec for multiple remotes maps to + Shown when a fetch refspec for multiple remotes maps to the same remote-tracking branch namespace and causes branch tracking set-up to fail. checkoutAmbiguousRemoteBranchName:: - Advice shown when the argument to + Shown when the argument to linkgit:git-checkout[1] and linkgit:git-switch[1] ambiguously resolves to a remote tracking branch on more than one remote in @@ -33,31 +33,31 @@ advice.*:: to be used by default in some situations where this advice would be printed. commitBeforeMerge:: - Advice shown when linkgit:git-merge[1] refuses to + Shown when linkgit:git-merge[1] refuses to merge to avoid overwriting local changes. detachedHead:: - Advice shown when you used + Shown when the user uses linkgit:git-switch[1] or linkgit:git-checkout[1] - to move to the detached HEAD state, to instruct how to - create a local branch after the fact. + to move to the detached HEAD state, to tell the user how + to create a local branch after the fact. diverging:: - Advice shown when a fast-forward is not possible. + Shown when a fast-forward is not possible. fetchShowForcedUpdates:: - Advice shown when linkgit:git-fetch[1] takes a long time + Shown when linkgit:git-fetch[1] takes a long time to calculate forced updates after ref updates, or to warn that the check is disabled. forceDeleteBranch:: - Advice shown when a user tries to delete a not fully merged + Shown when the user tries to delete a not fully merged branch without the force option set. ignoredHook:: - Advice shown if a hook is ignored because the hook is not + Shown when a hook is ignored because the hook is not set as executable. implicitIdentity:: - Advice on how to set your identity configuration when - your information is guessed from the system username and - domain name. + Shown when the user's information is guessed from the + system username and domain name, to tell the user how to + set their identity configuration. nestedTag:: - Advice shown if a user attempts to recursively tag a tag object. + Shown when a user attempts to recursively tag a tag object. pushAlreadyExists:: Shown when linkgit:git-push[1] rejects an update that does not qualify for fast-forwarding (e.g., a tag.) @@ -71,12 +71,12 @@ advice.*:: object that is not a commit-ish, or make the remote ref point at an object that is not a commit-ish. pushNonFFCurrent:: - Advice shown when linkgit:git-push[1] fails due to a + Shown when linkgit:git-push[1] fails due to a non-fast-forward update to the current branch. pushNonFFMatching:: - Advice shown when you ran linkgit:git-push[1] and pushed - 'matching refs' explicitly (i.e. you used ':', or - specified a refspec that isn't your current branch) and + Shown when the user ran linkgit:git-push[1] and pushed + "matching refs" explicitly (i.e. used `:`, or + specified a refspec that isn't the current branch) and it resulted in a non-fast-forward error. pushRefNeedsUpdate:: Shown when linkgit:git-push[1] rejects a forced update of @@ -87,25 +87,28 @@ advice.*:: guess based on the source and destination refs what remote ref namespace the source belongs in, but where we can still suggest that the user push to either - refs/heads/* or refs/tags/* based on the type of the + `refs/heads/*` or `refs/tags/*` based on the type of the source object. pushUpdateRejected:: - Set this variable to 'false' if you want to disable - 'pushNonFFCurrent', 'pushNonFFMatching', 'pushAlreadyExists', - 'pushFetchFirst', 'pushNeedsForce', and 'pushRefNeedsUpdate' + Set this variable to `false` if you want to disable + `pushNonFFCurrent`, `pushNonFFMatching`, `pushAlreadyExists`, + `pushFetchFirst`, `pushNeedsForce`, and `pushRefNeedsUpdate` simultaneously. + refSyntax:: + Shown when the user provides an illegal ref name, to + tell the user about the ref syntax documentation. resetNoRefresh:: - Advice to consider using the `--no-refresh` option to - linkgit:git-reset[1] when the command takes more than 2 seconds - to refresh the index after reset. + Shown when linkgit:git-reset[1] takes more than 2 + seconds to refresh the index after reset, to tell the user + that they can use the `--no-refresh` option. resolveConflict:: - Advice shown by various commands when conflicts + Shown by various commands when conflicts prevent the operation from being performed. rmHints:: - In case of failure in the output of linkgit:git-rm[1], - show directions on how to proceed from the current state. + Shown on failure in the output of linkgit:git-rm[1], to + give directions on how to proceed from the current state. sequencerInUse:: - Advice shown when a sequencer command is already in progress. + Shown when a sequencer command is already in progress. skippedCherryPicks:: Shown when linkgit:git-rebase[1] skips a commit that has already been cherry-picked onto the upstream branch. @@ -123,30 +126,30 @@ advice.*:: by linkgit:git-switch[1] or linkgit:git-checkout[1] when switching branches. statusUoption:: - Advise to consider using the `-u` option to linkgit:git-status[1] - when the command takes more than 2 seconds to enumerate untracked - files. + Shown when linkgit:git-status[1] takes more than 2 + seconds to enumerate untracked files, to tell the user that + they can use the `-u` option. submoduleAlternateErrorStrategyDie:: - Advice shown when a submodule.alternateErrorStrategy option + Shown when a submodule.alternateErrorStrategy option configured to "die" causes a fatal error. submoduleMergeConflict:: Advice shown when a non-trivial submodule merge conflict is encountered. submodulesNotUpdated:: - Advice shown when a user runs a submodule command that fails + Shown when a user runs a submodule command that fails because `git submodule update --init` was not run. suggestDetachingHead:: - Advice shown when linkgit:git-switch[1] refuses to detach HEAD + Shown when linkgit:git-switch[1] refuses to detach HEAD without the explicit `--detach` option. updateSparsePath:: - Advice shown when either linkgit:git-add[1] or linkgit:git-rm[1] + Shown when either linkgit:git-add[1] or linkgit:git-rm[1] is asked to update index entries outside the current sparse checkout. waitingForEditor:: - Print a message to the terminal whenever Git is waiting for - editor input from the user. + Shown when Git is waiting for editor input. Relevant + when e.g. the editor is not launched inside the terminal. worktreeAddOrphan:: - Advice shown when a user tries to create a worktree from an - invalid reference, to instruct how to create a new unborn + Shown when the user tries to create a worktree from an + invalid reference, to tell the user how to create a new unborn branch instead. -- diff --git a/Documentation/config/extensions.txt b/Documentation/config/extensions.txt index 66db0e15da..38dce3df35 100644 --- a/Documentation/config/extensions.txt +++ b/Documentation/config/extensions.txt @@ -7,6 +7,18 @@ Note that this setting should only be set by linkgit:git-init[1] or linkgit:git-clone[1]. Trying to change it after initialization will not work and will produce hard-to-diagnose issues. +extensions.compatObjectFormat:: + + Specify a compatitbility hash algorithm to use. The acceptable values + are `sha1` and `sha256`. The value specified must be different from the + value of extensions.objectFormat. This allows client level + interoperability between git repositories whose objectFormat matches + this compatObjectFormat. In particular when fully implemented the + pushes and pulls from a repository in whose objectFormat matches + compatObjectFormat. As well as being able to use oids encoded in + compatObjectFormat in addition to oids encoded with objectFormat to + locally specify objects. + extensions.refStorage:: Specify the ref storage format to use. The acceptable values are: + diff --git a/Documentation/config/init.txt b/Documentation/config/init.txt index 79c79d6617..dd1d833273 100644 --- a/Documentation/config/init.txt +++ b/Documentation/config/init.txt @@ -1,7 +1,10 @@ -init.templateDir:: - Specify the directory from which templates will be copied. - (See the "TEMPLATE DIRECTORY" section of linkgit:git-init[1].) +:see-git-init: +ifndef::git-init[] +:see-git-init: (See the "TEMPLATE DIRECTORY" section of linkgit:git-init[1].) +endif::[] +init.templateDir:: + Specify the directory from which templates will be copied. {see-git-init} init.defaultBranch:: Allows overriding the default branch name e.g. when initializing a new repository. diff --git a/Documentation/fetch-options.txt b/Documentation/fetch-options.txt index 54ebb4452e..e22b217fba 100644 --- a/Documentation/fetch-options.txt +++ b/Documentation/fetch-options.txt @@ -202,7 +202,7 @@ endif::git-pull[] destination of an explicit refspec; see `--prune`). ifndef::git-pull[] ---recurse-submodules[=yes|on-demand|no]:: +--recurse-submodules[=(yes|on-demand|no)]:: This option controls if and under what conditions new commits of submodules should be fetched too. When recursing through submodules, `git fetch` always attempts to fetch "changed" submodules, that is, a diff --git a/Documentation/git-bugreport.txt b/Documentation/git-bugreport.txt index ca626f7fc6..112658b3c3 100644 --- a/Documentation/git-bugreport.txt +++ b/Documentation/git-bugreport.txt @@ -8,7 +8,8 @@ git-bugreport - Collect information for user to file a bug report SYNOPSIS -------- [verse] -'git bugreport' [(-o | --output-directory) <path>] [(-s | --suffix) <format>] +'git bugreport' [(-o | --output-directory) <path>] + [(-s | --suffix) <format> | --no-suffix] [--diagnose[=<mode>]] DESCRIPTION @@ -51,9 +52,12 @@ OPTIONS -s <format>:: --suffix <format>:: +--no-suffix:: Specify an alternate suffix for the bugreport name, to create a file named 'git-bugreport-<formatted-suffix>'. This should take the form of a strftime(3) format string; the current local time will be used. + `--no-suffix` disables the suffix and the file is just named + `git-bugreport` without any disambiguation measure. --no-diagnose:: --diagnose[=<mode>]:: diff --git a/Documentation/git-clone.txt b/Documentation/git-clone.txt index 0c07720c6f..f90977a851 100644 --- a/Documentation/git-clone.txt +++ b/Documentation/git-clone.txt @@ -102,9 +102,9 @@ its source repository, you can simply run `git repack -a` to copy all objects from the source repository into a pack in the cloned repository. --reference[-if-able] <repository>:: - If the reference repository is on the local machine, + If the reference _<repository>_ is on the local machine, automatically setup `.git/objects/info/alternates` to - obtain objects from the reference repository. Using + obtain objects from the reference _<repository>_. Using an already existing repository as an alternate will require fewer objects to be copied from the repository being cloned, reducing network and local storage costs. @@ -156,13 +156,13 @@ objects from the source repository into a pack in the cloned repository. --[no-]reject-shallow:: Fail if the source repository is a shallow repository. - The 'clone.rejectShallow' configuration variable can be used to + The `clone.rejectShallow` configuration variable can be used to specify the default. --bare:: Make a 'bare' Git repository. That is, instead of - creating `<directory>` and placing the administrative - files in `<directory>/.git`, make the `<directory>` + creating _<directory>_ and placing the administrative + files in `<directory>/.git`, make the _<directory>_ itself the `$GIT_DIR`. This obviously implies the `--no-checkout` because there is nowhere to check out the working tree. Also the branch heads at the remote are copied directly @@ -180,11 +180,11 @@ objects from the source repository into a pack in the cloned repository. --filter=<filter-spec>:: Use the partial clone feature and request that the server sends a subset of reachable objects according to a given object filter. - When using `--filter`, the supplied `<filter-spec>` is used for + When using `--filter`, the supplied _<filter-spec>_ is used for the partial clone filter. For example, `--filter=blob:none` will filter out all blobs (file contents) until needed by Git. Also, `--filter=blob:limit=<size>` will filter out all blobs of size - at least `<size>`. For more details on filter specifications, see + at least _<size>_. For more details on filter specifications, see the `--filter` option in linkgit:git-rev-list[1]. --also-filter-submodules:: @@ -203,13 +203,13 @@ objects from the source repository into a pack in the cloned repository. -o <name>:: --origin <name>:: Instead of using the remote name `origin` to keep track of the upstream - repository, use `<name>`. Overrides `clone.defaultRemoteName` from the + repository, use _<name>_. Overrides `clone.defaultRemoteName` from the config. -b <name>:: --branch <name>:: Instead of pointing the newly created HEAD to the branch pointed - to by the cloned repository's HEAD, point to `<name>` branch + to by the cloned repository's HEAD, point to _<name>_ branch instead. In a non-bare repository, this is the branch that will be checked out. `--branch` can also take tags and detaches the HEAD at that commit @@ -230,7 +230,7 @@ objects from the source repository into a pack in the cloned repository. Set a configuration variable in the newly-created repository; this takes effect immediately after the repository is initialized, but before the remote history is fetched or any - files checked out. The key is in the same format as expected by + files checked out. The _<key>_ is in the same format as expected by linkgit:git-config[1] (e.g., `core.eol=true`). If multiple values are given for the same key, each value will be written to the config file. This makes it safe, for example, to add @@ -263,7 +263,7 @@ corresponding `--mirror` and `--no-tags` options instead. branch remote's `HEAD` points at. Further fetches into the resulting repository will only update the remote-tracking branch for the branch this option was used for the - initial cloning. If the HEAD at the remote did not point at any + initial cloning. If the `HEAD` at the remote did not point at any branch when `--single-branch` clone was made, no remote-tracking branch is created. @@ -281,7 +281,7 @@ branch of some repository for search indexing. --recurse-submodules[=<pathspec>]:: After the clone is created, initialize and clone submodules - within based on the provided pathspec. If no pathspec is + within based on the provided _<pathspec>_. If no _=<pathspec>_ is provided, all submodules are initialized and cloned. This option can be given multiple times for pathspecs consisting of multiple entries. The resulting clone has `submodule.active` set to @@ -323,20 +323,20 @@ include::ref-storage-format.txt[] Defaults to the `submodule.fetchJobs` option. <repository>:: - The (possibly remote) repository to clone from. See the + The (possibly remote) _<repository>_ to clone from. See the <<URLS,GIT URLS>> section below for more information on specifying repositories. <directory>:: The name of a new directory to clone into. The "humanish" - part of the source repository is used if no directory is + part of the source repository is used if no _<directory>_ is explicitly given (`repo` for `/path/to/repo.git` and `foo` for `host.xz:foo/.git`). Cloning into an existing directory is only allowed if the directory is empty. --bundle-uri=<uri>:: Before fetching from the remote, fetch a bundle from the given - `<uri>` and unbundle the data into the local repository. The refs + _<uri>_ and unbundle the data into the local repository. The refs in the bundle will be stored under the hidden `refs/bundle/*` namespace. This option is incompatible with `--depth`, `--shallow-since`, and `--shallow-exclude`. diff --git a/Documentation/git-config.txt b/Documentation/git-config.txt index dff39093b5..a6e82b871b 100644 --- a/Documentation/git-config.txt +++ b/Documentation/git-config.txt @@ -275,7 +275,8 @@ Valid `<type>`'s include: -e:: --edit:: Opens an editor to modify the specified config file; either - `--system`, `--global`, or repository (default). + `--system`, `--global`, `--local` (default), `--worktree`, or + `--file <config-file>`. --[no-]includes:: Respect `include.*` directives in config files when looking up @@ -285,7 +286,7 @@ Valid `<type>`'s include: --default <value>:: When using `--get`, and the requested variable is not found, behave as if - <value> were the value assigned to the that variable. + <value> were the value assigned to that variable. CONFIGURATION ------------- diff --git a/Documentation/git-init.txt b/Documentation/git-init.txt index e8dc645bb5..2f864e11ed 100644 --- a/Documentation/git-init.txt +++ b/Documentation/git-init.txt @@ -33,10 +33,10 @@ If the object storage directory is specified via the are created underneath; otherwise, the default `$GIT_DIR/objects` directory is used. -Running 'git init' in an existing repository is safe. It will not +Running `git init` in an existing repository is safe. It will not overwrite things that are already there. The primary reason for -rerunning 'git init' is to pick up newly added templates (or to move -the repository to another place if --separate-git-dir is given). +rerunning `git init` is to pick up newly added templates (or to move +the repository to another place if `--separate-git-dir` is given). OPTIONS ------- @@ -53,14 +53,14 @@ current working directory. --object-format=<format>:: -Specify the given object format (hash algorithm) for the repository. The valid -values are 'sha1' and (if enabled) 'sha256'. 'sha1' is the default. +Specify the given object _<format>_ (hash algorithm) for the repository. The valid +values are `sha1` and (if enabled) `sha256`. `sha1` is the default. + include::object-format-disclaimer.txt[] --ref-format=<format>:: -Specify the given ref storage format for the repository. The valid values are: +Specify the given ref storage _<format>_ for the repository. The valid values are: + include::ref-storage-format.txt[] @@ -81,7 +81,7 @@ If this is a reinitialization, the repository will be moved to the specified pat -b <branch-name>:: --initial-branch=<branch-name>:: -Use the specified name for the initial branch in the newly created +Use _<branch-name>_ for the initial branch in the newly created repository. If not specified, fall back to the default name (currently `master`, but this is subject to change in the future; the name can be customized via the `init.defaultBranch` configuration variable). @@ -90,40 +90,44 @@ customized via the `init.defaultBranch` configuration variable). Specify that the Git repository is to be shared amongst several users. This allows users belonging to the same group to push into that -repository. When specified, the config variable "core.sharedRepository" is +repository. When specified, the config variable `core.sharedRepository` is set so that files and directories under `$GIT_DIR` are created with the requested permissions. When not specified, Git will use permissions reported -by umask(2). +by `umask(2)`. + -The option can have the following values, defaulting to 'group' if no value +The option can have the following values, defaulting to `group` if no value is given: + -- -'umask' (or 'false'):: +umask:: +false:: Use permissions reported by umask(2). The default, when `--shared` is not specified. -'group' (or 'true'):: +group:: +true:: Make the repository group-writable, (and g+sx, since the git group may not be the primary group of all users). This is used to loosen the permissions of an otherwise safe umask(2) value. Note that the umask still applies to the other -permission bits (e.g. if umask is '0022', using 'group' will not remove read -privileges from other (non-group) users). See '0xxx' for how to exactly specify +permission bits (e.g. if umask is `0022`, using `group` will not remove read +privileges from other (non-group) users). See `0xxx` for how to exactly specify the repository permissions. -'all' (or 'world' or 'everybody'):: +all:: +world:: +everybody:: -Same as 'group', but make the repository readable by all users. +Same as `group`, but make the repository readable by all users. -'<perm>':: +<perm>:: -'<perm>' is a 3-digit octal number prefixed with `0` and each file -will have mode '<perm>'. '<perm>' will override users' umask(2) -value (and not only loosen permissions as 'group' and 'all' -do). '0640' will create a repository which is group-readable, but -not group-writable or accessible to others. '0660' will create a repo +_<perm>_ is a 3-digit octal number prefixed with `0` and each file +will have mode _<perm>_. _<perm>_ will override users'`umask(2)` +value (and not only loosen permissions as `group` and `all` +do). `0640` will create a repository which is group-readable, but +not group-writable or accessible to others. `0660` will create a repo that is readable and writable to the current user and group, but inaccessible to others (directories and executable files get their `x` bit from the `r` bit for corresponding classes of users). @@ -133,7 +137,7 @@ By default, the configuration flag `receive.denyNonFastForwards` is enabled in shared repositories, so that you cannot force a non fast-forwarding push into it. -If you provide a 'directory', the command is run inside it. If this directory +If you provide a _<directory>_, the command is run inside it. If this directory does not exist, it will be created. TEMPLATE DIRECTORY @@ -172,7 +176,7 @@ $ git add . <2> $ git commit <3> ---------------- + -<1> Create a /path/to/my/codebase/.git directory. +<1> Create a `/path/to/my/codebase/.git` directory. <2> Add all existing files to the index. <3> Record the pristine state as the first commit in the history. @@ -181,6 +185,8 @@ CONFIGURATION include::includes/cmd-config-section-all.txt[] +:git-init: + include::config/init.txt[] GIT diff --git a/Documentation/git-interpret-trailers.txt b/Documentation/git-interpret-trailers.txt index 418265f044..d9dfb75fef 100644 --- a/Documentation/git-interpret-trailers.txt +++ b/Documentation/git-interpret-trailers.txt @@ -9,7 +9,7 @@ SYNOPSIS -------- [verse] 'git interpret-trailers' [--in-place] [--trim-empty] - [(--trailer (<key>|<keyAlias>)[(=|:)<value>])...] + [(--trailer (<key>|<key-alias>)[(=|:)<value>])...] [--parse] [<file>...] DESCRIPTION @@ -67,9 +67,9 @@ key: value This means that the trimmed <key> and <value> will be separated by `': '` (one colon followed by one space). -For convenience, a <keyAlias> can be configured to make using `--trailer` +For convenience, a <key-alias> can be configured to make using `--trailer` shorter to type on the command line. This can be configured using the -'trailer.<keyAlias>.key' configuration variable. The <keyAlias> must be a prefix +'trailer.<key-alias>.key' configuration variable. The <keyAlias> must be a prefix of the full <key> string, although case sensitivity does not matter. For example, if you have diff --git a/Documentation/git-pull.txt b/Documentation/git-pull.txt index 0e14f8b5b2..b2ae496e48 100644 --- a/Documentation/git-pull.txt +++ b/Documentation/git-pull.txt @@ -87,7 +87,7 @@ OPTIONS --verbose:: Pass --verbose to git-fetch and git-merge. ---[no-]recurse-submodules[=yes|on-demand|no]:: +--[no-]recurse-submodules[=(yes|on-demand|no)]:: This option controls if new commits of populated submodules should be fetched, and if the working trees of active submodules should be updated, too (see linkgit:git-fetch[1], linkgit:git-config[1] and @@ -105,7 +105,7 @@ Options related to merging include::merge-options.txt[] -r:: ---rebase[=false|true|merges|interactive]:: +--rebase[=(false|true|merges|interactive)]:: When true, rebase the current branch on top of the upstream branch after fetching. If there is a remote-tracking branch corresponding to the upstream branch and the upstream branch diff --git a/Documentation/git-rebase.txt b/Documentation/git-rebase.txt index e7e725044d..03d5e9936a 100644 --- a/Documentation/git-rebase.txt +++ b/Documentation/git-rebase.txt @@ -12,7 +12,7 @@ SYNOPSIS [--onto <newbase> | --keep-base] [<upstream> [<branch>]] 'git rebase' [-i | --interactive] [<options>] [--exec <cmd>] [--onto <newbase>] --root [<branch>] -'git rebase' (--continue | --skip | --abort | --quit | --edit-todo | --show-current-patch) +'git rebase' (--continue|--skip|--abort|--quit|--edit-todo|--show-current-patch) DESCRIPTION ----------- diff --git a/Documentation/git-rev-parse.txt b/Documentation/git-rev-parse.txt index 5d83dd36da..f9d5a35fa0 100644 --- a/Documentation/git-rev-parse.txt +++ b/Documentation/git-rev-parse.txt @@ -159,6 +159,18 @@ for another option. unfortunately named tag "master"), and shows them as full refnames (e.g. "refs/heads/master"). +--output-object-format=(sha1|sha256|storage):: + + Allow oids to be input from any object format that the current + repository supports. + + Specifying "sha1" translates if necessary and returns a sha1 oid. + + Specifying "sha256" translates if necessary and returns a sha256 oid. + + Specifying "storage" translates if necessary and returns an oid in + encoded in the storage hash algorithm. + Options for Objects ~~~~~~~~~~~~~~~~~~~ diff --git a/Documentation/git-send-email.txt b/Documentation/git-send-email.txt index 8264f87380..c5d664f451 100644 --- a/Documentation/git-send-email.txt +++ b/Documentation/git-send-email.txt @@ -9,7 +9,7 @@ git-send-email - Send a collection of patches as emails SYNOPSIS -------- [verse] -'git send-email' [<options>] <file|directory>... +'git send-email' [<options>] (<file>|<directory>)... 'git send-email' [<options>] <format-patch-options> 'git send-email' --dump-aliases @@ -278,7 +278,7 @@ must be used for each option. if a username is not specified (with `--smtp-user` or `sendemail.smtpUser`), then authentication is not attempted. ---smtp-debug=0|1:: +--smtp-debug=(0|1):: Enable (1) or disable (0) debug output. If enabled, SMTP commands and replies will be printed. Useful to debug TLS connection and authentication problems. @@ -301,7 +301,9 @@ must be used for each option. Automating ~~~~~~~~~~ ---no-[to|cc|bcc]:: +--no-to:: +--no-cc:: +--no-bcc:: Clears any list of "To:", "Cc:", "Bcc:" addresses previously set via config. diff --git a/Documentation/git-status.txt b/Documentation/git-status.txt index 4dbb88373b..b0f36fabfb 100644 --- a/Documentation/git-status.txt +++ b/Documentation/git-status.txt @@ -472,7 +472,7 @@ again, because your configuration may already be caching `git status` results, so it could be faster on subsequent runs. * The `--untracked-files=no` flag or the - `status.showUntrackedfiles=false` config (see above for both): + `status.showUntrackedFiles=no` config (see above for both): indicate that `git status` should not report untracked files. This is the fastest option. `git status` will not list the untracked files, so you need to be careful to remember if diff --git a/Documentation/git.txt b/Documentation/git.txt index e6b766d5c3..7a1b112a3e 100644 --- a/Documentation/git.txt +++ b/Documentation/git.txt @@ -960,7 +960,7 @@ will never be returned from the commit-graph at the cost of performance. `GIT_PROTOCOL`:: For internal use only. Used in handshaking the wire protocol. Contains a colon ':' separated list of keys with optional values - 'key[=value]'. Presence of unknown keys and values must be + '<key>[=<value>]'. Presence of unknown keys and values must be ignored. + Note that servers may need to be configured to allow this variable to diff --git a/Documentation/gitremote-helpers.txt b/Documentation/gitremote-helpers.txt index ed8da428c9..07c8439a6f 100644 --- a/Documentation/gitremote-helpers.txt +++ b/Documentation/gitremote-helpers.txt @@ -526,7 +526,7 @@ set by Git if the remote helper has the 'option' capability. 'option pushcert' {'true'|'false'}:: GPG sign pushes. -'option push-option <string>:: +'option push-option' <string>:: Transmit <string> as a push option. As the push option must not contain LF or NUL characters, the string is not encoded. diff --git a/Documentation/howto/update-hook-example.txt b/Documentation/howto/update-hook-example.txt index 151ee84ceb..4e727deedd 100644 --- a/Documentation/howto/update-hook-example.txt +++ b/Documentation/howto/update-hook-example.txt @@ -100,7 +100,7 @@ info "The user is: '$username'" if test -f "$allowed_users_file" then - rc=$(cat $allowed_users_file | grep -v '^#' | grep -v '^$' | + rc=$(grep -Ev '^(#|$)' $allowed_users_file | while read heads user_patterns do # does this rule apply to us? @@ -138,7 +138,7 @@ info "'$groups'" if test -f "$allowed_groups_file" then - rc=$(cat $allowed_groups_file | grep -v '^#' | grep -v '^$' | + rc=$(grep -Ev '^(#|$)' $allowed_groups_file | while read heads group_patterns do # does this rule apply to us? diff --git a/Documentation/pretty-formats.txt b/Documentation/pretty-formats.txt index d38b4ab566..8ee940b6a4 100644 --- a/Documentation/pretty-formats.txt +++ b/Documentation/pretty-formats.txt @@ -316,9 +316,8 @@ multiple times, the last occurrence wins. `Reviewed-by`. ** 'only[=<bool>]': select whether non-trailer lines from the trailer block should be included. -** 'separator=<sep>': specify a separator inserted between trailer - lines. When this option is not given each trailer line is - terminated with a line feed character. The string <sep> may contain +** 'separator=<sep>': specify the separator inserted between trailer + lines. Defaults to a line feed character. The string <sep> may contain the literal formatting codes described above. To use comma as separator one must use `%x2C` as it would otherwise be parsed as next option. E.g., `%(trailers:key=Ticket,separator=%x2C )` @@ -329,10 +328,9 @@ multiple times, the last occurrence wins. `%(trailers:only,unfold=true)` unfolds and shows all trailer lines. ** 'keyonly[=<bool>]': only show the key part of the trailer. ** 'valueonly[=<bool>]': only show the value part of the trailer. -** 'key_value_separator=<sep>': specify a separator inserted between - trailer lines. When this option is not given each trailer key-value - pair is separated by ": ". Otherwise it shares the same semantics - as 'separator=<sep>' above. +** 'key_value_separator=<sep>': specify the separator inserted between + the key and value of each trailer. Defaults to ": ". Otherwise it + shares the same semantics as 'separator=<sep>' above. NOTE: Some placeholders may depend on other options given to the revision traversal engine. For example, the `%g*` reflog options will diff --git a/Documentation/rev-list-options.txt b/Documentation/rev-list-options.txt index 408d9314d0..00ccf68744 100644 --- a/Documentation/rev-list-options.txt +++ b/Documentation/rev-list-options.txt @@ -316,12 +316,12 @@ list. With `--pretty` format other than `oneline` and `reference` (for obvious reasons), this causes the output to have two extra lines of information taken from the reflog. The reflog designator in the output may be shown -as `ref@{Nth}` (where `Nth` is the reverse-chronological index in the -reflog) or as `ref@{timestamp}` (with the timestamp for that entry), +as `ref@{<Nth>}` (where _<Nth>_ is the reverse-chronological index in the +reflog) or as `ref@{<timestamp>}` (with the _<timestamp>_ for that entry), depending on a few rules: + -- -1. If the starting point is specified as `ref@{Nth}`, show the index +1. If the starting point is specified as `ref@{<Nth>}`, show the index format. + 2. If the starting point was specified as `ref@{now}`, show the diff --git a/Documentation/urls.txt b/Documentation/urls.txt index ce671f812d..0b9e0c4302 100644 --- a/Documentation/urls.txt +++ b/Documentation/urls.txt @@ -44,26 +44,26 @@ syntaxes may be used: ifndef::git-clone[] These two syntaxes are mostly equivalent, except when cloning, when -the former implies --local option. See linkgit:git-clone[1] for +the former implies `--local` option. See linkgit:git-clone[1] for details. endif::git-clone[] ifdef::git-clone[] These two syntaxes are mostly equivalent, except the former implies ---local option. +`--local` option. endif::git-clone[] -'git clone', 'git fetch' and 'git pull', but not 'git push', will also +`git clone`, `git fetch` and `git pull`, but not `git push`, will also accept a suitable bundle file. See linkgit:git-bundle[1]. When Git doesn't know how to handle a certain transport protocol, it -attempts to use the 'remote-<transport>' remote helper, if one +attempts to use the `remote-<transport>` remote helper, if one exists. To explicitly request a remote helper, the following syntax may be used: -- <transport>::<address> +- _<transport>_::_<address>_ -where <address> may be a path, a server and path, or an arbitrary +where _<address>_ may be a path, a server and path, or an arbitrary URL-like string recognized by the specific remote helper being invoked. See linkgit:gitremote-helpers[7] for details. diff --git a/Documentation/user-manual.txt b/Documentation/user-manual.txt index 6433903491..90a4189358 100644 --- a/Documentation/user-manual.txt +++ b/Documentation/user-manual.txt @@ -4093,7 +4093,38 @@ that not only specifies their type, but also provides size information about the data in the object. It's worth noting that the SHA-1 hash that is used to name the object is the hash of the original data plus this header, so `sha1sum` 'file' does not match the object name -for 'file'. +for 'file' (the earliest versions of Git hashed slightly differently +but the conclusion is still the same). + +The following is a short example that demonstrates how these hashes +can be generated manually: + +Let's assume a small text file with some simple content: + +------------------------------------------------- +$ echo "Hello world" >hello.txt +------------------------------------------------- + +We can now manually generate the hash Git would use for this file: + +- The object we want the hash for is of type "blob" and its size is + 12 bytes. + +- Prepend the object header to the file content and feed this to + `sha1sum`: + +------------------------------------------------- +$ { printf "blob 12\0"; cat hello.txt; } | sha1sum +802992c4220de19a90767f3000a79a31b98d0df7 - +------------------------------------------------- + +This manually constructed hash can be verified using `git hash-object` +which of course hides the addition of the header: + +------------------------------------------------- +$ git hash-object hello.txt +802992c4220de19a90767f3000a79a31b98d0df7 +------------------------------------------------- As a result, the general consistency of an object can always be tested independently of the contents or the type of the object: all objects can @@ -4123,7 +4154,8 @@ $ git switch --detach e83c5163 ---------------------------------------------------- The initial revision lays the foundation for almost everything Git has -today, but is small enough to read in one sitting. +today (even though details may differ in a few places), but is small +enough to read in one sitting. Note that terminology has changed since that revision. For example, the README in that revision uses the word "changeset" to describe what we @@ -797,6 +797,7 @@ TEST_BUILTINS_OBJS += test-config.o TEST_BUILTINS_OBJS += test-crontab.o TEST_BUILTINS_OBJS += test-csprng.o TEST_BUILTINS_OBJS += test-date.o +TEST_BUILTINS_OBJS += test-delete-gpgsig.o TEST_BUILTINS_OBJS += test-delta.o TEST_BUILTINS_OBJS += test-dir-iterator.o TEST_BUILTINS_OBJS += test-drop-caches.o @@ -1060,6 +1061,7 @@ LIB_OBJS += list-objects-filter.o LIB_OBJS += list-objects.o LIB_OBJS += lockfile.o LIB_OBJS += log-tree.o +LIB_OBJS += loose.o LIB_OBJS += ls-refs.o LIB_OBJS += mailinfo.o LIB_OBJS += mailmap.o @@ -1080,6 +1082,7 @@ LIB_OBJS += notes-cache.o LIB_OBJS += notes-merge.o LIB_OBJS += notes-utils.o LIB_OBJS += notes.o +LIB_OBJS += object-file-convert.o LIB_OBJS += object-file.o LIB_OBJS += object-name.o LIB_OBJS += object.o @@ -68,6 +68,7 @@ static struct { [ADVICE_PUSH_UNQUALIFIED_REF_NAME] = { "pushUnqualifiedRefName" }, [ADVICE_PUSH_UPDATE_REJECTED] = { "pushUpdateRejected" }, [ADVICE_PUSH_UPDATE_REJECTED_ALIAS] = { "pushNonFastForward" }, /* backwards compatibility */ + [ADVICE_REF_SYNTAX] = { "refSyntax" }, [ADVICE_RESET_NO_REFRESH_WARNING] = { "resetNoRefresh" }, [ADVICE_RESOLVE_CONFLICT] = { "resolveConflict" }, [ADVICE_RM_HINTS] = { "rmHints" }, @@ -36,6 +36,7 @@ enum advice_type { ADVICE_PUSH_UNQUALIFIED_REF_NAME, ADVICE_PUSH_UPDATE_REJECTED, ADVICE_PUSH_UPDATE_REJECTED_ALIAS, + ADVICE_REF_SYNTAX, ADVICE_RESET_NO_REFRESH_WARNING, ADVICE_RESOLVE_CONFLICT, ADVICE_RM_HINTS, @@ -339,7 +339,8 @@ int write_archive_entries(struct archiver_args *args, opts.src_index = args->repo->index; opts.dst_index = args->repo->index; opts.fn = oneway_merge; - init_tree_desc(&t, args->tree->buffer, args->tree->size); + init_tree_desc(&t, &args->tree->object.oid, + args->tree->buffer, args->tree->size); if (unpack_trees(1, &t, &opts)) return -1; git_attr_set_direction(GIT_ATTR_INDEX); @@ -370,8 +370,12 @@ int read_branch_desc(struct strbuf *buf, const char *branch_name) */ int validate_branchname(const char *name, struct strbuf *ref) { - if (strbuf_check_branch_ref(ref, name)) - die(_("'%s' is not a valid branch name"), name); + if (strbuf_check_branch_ref(ref, name)) { + int code = die_message(_("'%s' is not a valid branch name"), name); + advise_if_enabled(ADVICE_REF_SYNTAX, + _("See `man git check-ref-format`")); + exit(code); + } return ref_exists(ref->buf); } diff --git a/builtin/am.c b/builtin/am.c index d1990d7edc..e8fb27a8ef 100644 --- a/builtin/am.c +++ b/builtin/am.c @@ -1994,8 +1994,8 @@ static int fast_forward_to(struct tree *head, struct tree *remote, int reset) opts.reset = reset ? UNPACK_RESET_PROTECT_UNTRACKED : 0; opts.preserve_ignored = 0; /* FIXME: !overwrite_ignore */ opts.fn = twoway_merge; - init_tree_desc(&t[0], head->buffer, head->size); - init_tree_desc(&t[1], remote->buffer, remote->size); + init_tree_desc(&t[0], &head->object.oid, head->buffer, head->size); + init_tree_desc(&t[1], &remote->object.oid, remote->buffer, remote->size); if (unpack_trees(2, t, &opts)) { rollback_lock_file(&lock_file); @@ -2029,7 +2029,7 @@ static int merge_tree(struct tree *tree) opts.dst_index = &the_index; opts.merge = 1; opts.fn = oneway_merge; - init_tree_desc(&t[0], tree->buffer, tree->size); + init_tree_desc(&t[0], &tree->object.oid, tree->buffer, tree->size); if (unpack_trees(1, t, &opts)) { rollback_lock_file(&lock_file); diff --git a/builtin/branch.c b/builtin/branch.c index b3cbb7fd44..8c2305ad2c 100644 --- a/builtin/branch.c +++ b/builtin/branch.c @@ -582,8 +582,12 @@ static void copy_or_rename_branch(const char *oldname, const char *newname, int */ if (ref_exists(oldref.buf)) recovery = 1; - else - die(_("invalid branch name: '%s'"), oldname); + else { + int code = die_message(_("invalid branch name: '%s'"), oldname); + advise_if_enabled(ADVICE_REF_SYNTAX, + _("See `man git check-ref-format`")); + exit(code); + } } for (int i = 0; worktrees[i]; i++) { diff --git a/builtin/bugreport.c b/builtin/bugreport.c index 3106e56a13..25f860a0d9 100644 --- a/builtin/bugreport.c +++ b/builtin/bugreport.c @@ -64,7 +64,8 @@ static void get_populated_hooks(struct strbuf *hook_info, int nongit) } static const char * const bugreport_usage[] = { - N_("git bugreport [(-o | --output-directory) <path>] [(-s | --suffix) <format>]\n" + N_("git bugreport [(-o | --output-directory) <path>]\n" + " [(-s | --suffix) <format> | --no-suffix]\n" " [--diagnose[=<mode>]]"), NULL }; @@ -138,8 +139,11 @@ int cmd_bugreport(int argc, const char **argv, const char *prefix) strbuf_complete(&report_path, '/'); output_path_len = report_path.len; - strbuf_addstr(&report_path, "git-bugreport-"); - strbuf_addftime(&report_path, option_suffix, localtime_r(&now, &tm), 0, 0); + strbuf_addstr(&report_path, "git-bugreport"); + if (option_suffix) { + strbuf_addch(&report_path, '-'); + strbuf_addftime(&report_path, option_suffix, localtime_r(&now, &tm), 0, 0); + } strbuf_addstr(&report_path, ".txt"); switch (safe_create_leading_directories(report_path.buf)) { diff --git a/builtin/cat-file.c b/builtin/cat-file.c index bbf851138e..3f5ce7d34c 100644 --- a/builtin/cat-file.c +++ b/builtin/cat-file.c @@ -106,7 +106,10 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name, struct object_info oi = OBJECT_INFO_INIT; struct strbuf sb = STRBUF_INIT; unsigned flags = OBJECT_INFO_LOOKUP_REPLACE; - unsigned get_oid_flags = GET_OID_RECORD_PATH | GET_OID_ONLY_TO_DIE; + unsigned get_oid_flags = + GET_OID_RECORD_PATH | + GET_OID_ONLY_TO_DIE | + GET_OID_HASH_ANY; const char *path = force_path; const int opt_cw = (opt == 'c' || opt == 'w'); if (!path && opt_cw) @@ -226,7 +229,8 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name, die(_("unable to read %s"), oid_to_hex(&oid)); if (!skip_prefix(buffer, "object ", &target) || - get_oid_hex(target, &blob_oid)) + get_oid_hex_algop(target, &blob_oid, + &hash_algos[oid.algo])) die("%s not a valid tag", oid_to_hex(&oid)); free(buffer); } else @@ -517,7 +521,9 @@ static void batch_one_object(const char *obj_name, struct expand_data *data) { struct object_context ctx; - int flags = opt->follow_symlinks ? GET_OID_FOLLOW_SYMLINKS : 0; + int flags = + GET_OID_HASH_ANY | + (opt->follow_symlinks ? GET_OID_FOLLOW_SYMLINKS : 0); enum get_oid_result result; result = get_oid_with_context(the_repository, obj_name, diff --git a/builtin/checkout.c b/builtin/checkout.c index 15293a3013..2e8b0d18f4 100644 --- a/builtin/checkout.c +++ b/builtin/checkout.c @@ -706,7 +706,7 @@ static int reset_tree(struct tree *tree, const struct checkout_opts *o, NULL); if (parse_tree(tree) < 0) return 128; - init_tree_desc(&tree_desc, tree->buffer, tree->size); + init_tree_desc(&tree_desc, &tree->object.oid, tree->buffer, tree->size); switch (unpack_trees(1, &tree_desc, &opts)) { case -2: *writeout_error = 1; @@ -826,11 +826,13 @@ static int merge_working_tree(const struct checkout_opts *opts, die(_("unable to parse commit %s"), oid_to_hex(old_commit_oid)); - init_tree_desc(&trees[0], tree->buffer, tree->size); + init_tree_desc(&trees[0], &tree->object.oid, + tree->buffer, tree->size); if (parse_tree(new_tree) < 0) exit(128); tree = new_tree; - init_tree_desc(&trees[1], tree->buffer, tree->size); + init_tree_desc(&trees[1], &tree->object.oid, + tree->buffer, tree->size); ret = unpack_trees(2, trees, &topts); clear_unpack_trees_porcelain(&topts); @@ -1702,10 +1704,11 @@ static char cb_option = 'b'; static int checkout_main(int argc, const char **argv, const char *prefix, struct checkout_opts *opts, struct option *options, - const char * const usagestr[], - struct branch_info *new_branch_info) + const char * const usagestr[]) { int parseopt_flags = 0; + struct branch_info new_branch_info = { 0 }; + int ret; opts->overwrite_ignore = 1; opts->prefix = prefix; @@ -1821,7 +1824,7 @@ static int checkout_main(int argc, const char **argv, const char *prefix, opts->track == BRANCH_TRACK_UNSPECIFIED && !opts->new_branch; int n = parse_branchname_arg(argc, argv, dwim_ok, - new_branch_info, opts, &rev); + &new_branch_info, opts, &rev); argv += n; argc -= n; } else if (!opts->accept_ref && opts->from_treeish) { @@ -1830,7 +1833,7 @@ static int checkout_main(int argc, const char **argv, const char *prefix, if (repo_get_oid_mb(the_repository, opts->from_treeish, &rev)) die(_("could not resolve %s"), opts->from_treeish); - setup_new_branch_info_and_source_tree(new_branch_info, + setup_new_branch_info_and_source_tree(&new_branch_info, opts, &rev, opts->from_treeish); @@ -1850,7 +1853,7 @@ static int checkout_main(int argc, const char **argv, const char *prefix, * Try to give more helpful suggestion. * new_branch && argc > 1 will be caught later. */ - if (opts->new_branch && argc == 1 && !new_branch_info->commit) + if (opts->new_branch && argc == 1 && !new_branch_info.commit) die(_("'%s' is not a commit and a branch '%s' cannot be created from it"), argv[0], opts->new_branch); @@ -1900,9 +1903,16 @@ static int checkout_main(int argc, const char **argv, const char *prefix, } if (opts->patch_mode || opts->pathspec.nr) - return checkout_paths(opts, new_branch_info); + ret = checkout_paths(opts, &new_branch_info); else - return checkout_branch(opts, new_branch_info); + ret = checkout_branch(opts, &new_branch_info); + + branch_info_release(&new_branch_info); + clear_pathspec(&opts->pathspec); + free(opts->pathspec_from_file); + free(options); + + return ret; } int cmd_checkout(int argc, const char **argv, const char *prefix) @@ -1920,8 +1930,6 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) OPT_BOOL(0, "overlay", &opts.overlay_mode, N_("use overlay mode (default)")), OPT_END() }; - int ret; - struct branch_info new_branch_info = { 0 }; memset(&opts, 0, sizeof(opts)); opts.dwim_new_local_branch = 1; @@ -1951,13 +1959,8 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) options = add_common_switch_branch_options(&opts, options); options = add_checkout_path_options(&opts, options); - ret = checkout_main(argc, argv, prefix, &opts, - options, checkout_usage, &new_branch_info); - branch_info_release(&new_branch_info); - clear_pathspec(&opts.pathspec); - free(opts.pathspec_from_file); - FREE_AND_NULL(options); - return ret; + return checkout_main(argc, argv, prefix, &opts, options, + checkout_usage); } int cmd_switch(int argc, const char **argv, const char *prefix) @@ -1975,8 +1978,6 @@ int cmd_switch(int argc, const char **argv, const char *prefix) N_("throw away local modifications")), OPT_END() }; - int ret; - struct branch_info new_branch_info = { 0 }; memset(&opts, 0, sizeof(opts)); opts.dwim_new_local_branch = 1; @@ -1995,11 +1996,8 @@ int cmd_switch(int argc, const char **argv, const char *prefix) cb_option = 'c'; - ret = checkout_main(argc, argv, prefix, &opts, - options, switch_branch_usage, &new_branch_info); - branch_info_release(&new_branch_info); - FREE_AND_NULL(options); - return ret; + return checkout_main(argc, argv, prefix, &opts, options, + switch_branch_usage); } int cmd_restore(int argc, const char **argv, const char *prefix) @@ -2018,8 +2016,6 @@ int cmd_restore(int argc, const char **argv, const char *prefix) OPT_BOOL(0, "overlay", &opts.overlay_mode, N_("use overlay mode")), OPT_END() }; - int ret; - struct branch_info new_branch_info = { 0 }; memset(&opts, 0, sizeof(opts)); opts.accept_ref = 0; @@ -2034,9 +2030,6 @@ int cmd_restore(int argc, const char **argv, const char *prefix) options = add_common_options(&opts, options); options = add_checkout_path_options(&opts, options); - ret = checkout_main(argc, argv, prefix, &opts, - options, restore_usage, &new_branch_info); - branch_info_release(&new_branch_info); - FREE_AND_NULL(options); - return ret; + return checkout_main(argc, argv, prefix, &opts, options, + restore_usage); } diff --git a/builtin/clone.c b/builtin/clone.c index 93892ab568..74ec14542e 100644 --- a/builtin/clone.c +++ b/builtin/clone.c @@ -116,7 +116,7 @@ static struct option builtin_clone_options[] = { OPT_HIDDEN_BOOL(0, "naked", &option_bare, N_("create a bare repository")), OPT_BOOL(0, "mirror", &option_mirror, - N_("create a mirror repository (implies bare)")), + N_("create a mirror repository (implies --bare)")), OPT_BOOL('l', "local", &option_local, N_("to clone from a local repository")), OPT_BOOL(0, "no-hardlinks", &option_no_hardlinks, @@ -740,7 +740,7 @@ static int checkout(int submodule_progress, int filter_submodules) die(_("unable to parse commit %s"), oid_to_hex(&oid)); if (parse_tree(tree) < 0) exit(128); - init_tree_desc(&t, tree->buffer, tree->size); + init_tree_desc(&t, &tree->object.oid, tree->buffer, tree->size); if (unpack_trees(1, &t, &opts) < 0) die(_("unable to checkout working tree")); diff --git a/builtin/commit.c b/builtin/commit.c index a91197245f..f5a5a0ec53 100644 --- a/builtin/commit.c +++ b/builtin/commit.c @@ -333,7 +333,7 @@ static void create_base_index(const struct commit *current_head) die(_("failed to unpack HEAD tree object")); if (parse_tree(tree) < 0) exit(128); - init_tree_desc(&t, tree->buffer, tree->size); + init_tree_desc(&t, &tree->object.oid, tree->buffer, tree->size); if (unpack_trees(1, &t, &opts)) exit(128); /* We've already reported the error, finish dying */ } diff --git a/builtin/fast-import.c b/builtin/fast-import.c index 71a195ca22..782bda007c 100644 --- a/builtin/fast-import.c +++ b/builtin/fast-import.c @@ -1236,20 +1236,6 @@ static void *gfi_unpack_entry( return unpack_entry(the_repository, p, oe->idx.offset, &type, sizep); } -static const char *get_mode(const char *str, uint16_t *modep) -{ - unsigned char c; - uint16_t mode = 0; - - while ((c = *str++) != ' ') { - if (c < '0' || c > '7') - return NULL; - mode = (mode << 3) + (c - '0'); - } - *modep = mode; - return str; -} - static void load_tree(struct tree_entry *root) { struct object_id *oid = &root->versions[1].oid; @@ -1287,7 +1273,7 @@ static void load_tree(struct tree_entry *root) t->entries[t->entry_count++] = e; e->tree = NULL; - c = get_mode(c, &e->versions[1].mode); + c = parse_mode(c, &e->versions[1].mode); if (!c) die("Corrupt mode in %s", oid_to_hex(oid)); e->versions[0].mode = e->versions[1].mode; @@ -2280,7 +2266,7 @@ static void file_change_m(const char *p, struct branch *b) struct object_id oid; uint16_t mode, inline_data = 0; - p = get_mode(p, &mode); + p = parse_mode(p, &mode); if (!p) die("Corrupt mode: %s", command_buf.buf); switch (mode) { diff --git a/builtin/grep.c b/builtin/grep.c index 982bcfc4b1..5777ba82a9 100644 --- a/builtin/grep.c +++ b/builtin/grep.c @@ -527,7 +527,7 @@ static int grep_submodule(struct grep_opt *opt, strbuf_addstr(&base, filename); strbuf_addch(&base, '/'); - init_tree_desc(&tree, data, size); + init_tree_desc(&tree, oid, data, size); hit = grep_tree(&subopt, pathspec, &tree, &base, base.len, object_type == OBJ_COMMIT); strbuf_release(&base); @@ -573,7 +573,7 @@ static int grep_cache(struct grep_opt *opt, &type, &size); if (!data) die(_("unable to read tree %s"), oid_to_hex(&ce->oid)); - init_tree_desc(&tree, data, size); + init_tree_desc(&tree, &ce->oid, data, size); hit |= grep_tree(opt, pathspec, &tree, &name, 0, 0); strbuf_setlen(&name, name_base_len); @@ -669,7 +669,7 @@ static int grep_tree(struct grep_opt *opt, const struct pathspec *pathspec, oid_to_hex(&entry.oid)); strbuf_addch(base, '/'); - init_tree_desc(&sub, data, size); + init_tree_desc(&sub, &entry.oid, data, size); hit |= grep_tree(opt, pathspec, &sub, base, tn_len, check_attr); free(data); @@ -713,7 +713,7 @@ static int grep_object(struct grep_opt *opt, const struct pathspec *pathspec, strbuf_add(&base, name, len); strbuf_addch(&base, ':'); } - init_tree_desc(&tree, data, size); + init_tree_desc(&tree, &obj->oid, data, size); hit = grep_tree(opt, pathspec, &tree, &base, base.len, obj->type == OBJ_COMMIT); strbuf_release(&base); diff --git a/builtin/index-pack.c b/builtin/index-pack.c index a3a37bd215..856428fef9 100644 --- a/builtin/index-pack.c +++ b/builtin/index-pack.c @@ -1524,14 +1524,12 @@ static void final(const char *final_pack_name, const char *curr_pack_name, struct strbuf pack_name = STRBUF_INIT; struct strbuf index_name = STRBUF_INIT; struct strbuf rev_index_name = STRBUF_INIT; - int err; if (!from_stdin) { close(input_fd); } else { fsync_component_or_die(FSYNC_COMPONENT_PACK, output_fd, curr_pack_name); - err = close(output_fd); - if (err) + if (close(output_fd)) die_errno(_("error while closing pack file")); } @@ -1566,17 +1564,8 @@ static void final(const char *final_pack_name, const char *curr_pack_name, write_or_die(1, buf.buf, buf.len); strbuf_release(&buf); - /* - * Let's just mimic git-unpack-objects here and write - * the last part of the input buffer to stdout. - */ - while (input_len) { - err = xwrite(1, input_buffer + input_offset, input_len); - if (err <= 0) - break; - input_len -= err; - input_offset += err; - } + /* Write the last part of the buffer to stdout */ + write_in_full(1, input_buffer + input_offset, input_len); } strbuf_release(&rev_index_name); diff --git a/builtin/interpret-trailers.c b/builtin/interpret-trailers.c index 11f4ce9e4a..8768bfea3c 100644 --- a/builtin/interpret-trailers.c +++ b/builtin/interpret-trailers.c @@ -15,7 +15,7 @@ static const char * const git_interpret_trailers_usage[] = { N_("git interpret-trailers [--in-place] [--trim-empty]\n" - " [(--trailer (<key>|<keyAlias>)[(=|:)<value>])...]\n" + " [(--trailer (<key>|<key-alias>)[(=|:)<value>])...]\n" " [--parse] [<file>...]"), NULL }; diff --git a/builtin/ls-tree.c b/builtin/ls-tree.c index e4a891337c..61a2965c8a 100644 --- a/builtin/ls-tree.c +++ b/builtin/ls-tree.c @@ -375,6 +375,7 @@ int cmd_ls_tree(int argc, const char **argv, const char *prefix) OPT_END() }; struct ls_tree_cmdmode_to_fmt *m2f = ls_tree_cmdmode_format; + struct object_context obj_context; int ret; git_config(git_default_config, NULL); @@ -406,7 +407,9 @@ int cmd_ls_tree(int argc, const char **argv, const char *prefix) ls_tree_usage, ls_tree_options); if (argc < 1) usage_with_options(ls_tree_usage, ls_tree_options); - if (repo_get_oid(the_repository, argv[0], &oid)) + if (get_oid_with_context(the_repository, argv[0], + GET_OID_HASH_ANY, &oid, + &obj_context)) die("Not a valid object name %s", argv[0]); /* diff --git a/builtin/merge.c b/builtin/merge.c index a0ba1f9815..1cbd6a899c 100644 --- a/builtin/merge.c +++ b/builtin/merge.c @@ -677,7 +677,8 @@ static int read_tree_trivial(struct object_id *common, struct object_id *head, cache_tree_free(&the_index.cache_tree); for (i = 0; i < nr_trees; i++) { parse_tree(trees[i]); - init_tree_desc(t+i, trees[i]->buffer, trees[i]->size); + init_tree_desc(t+i, &trees[i]->object.oid, + trees[i]->buffer, trees[i]->size); } if (unpack_trees(nr_trees, t, &opts)) return -1; diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c index 329aeac804..baf0090fc8 100644 --- a/builtin/pack-objects.c +++ b/builtin/pack-objects.c @@ -1826,7 +1826,8 @@ static void add_pbase_object(struct tree_desc *tree, tree = pbase_tree_get(&entry.oid); if (!tree) return; - init_tree_desc(&sub, tree->tree_data, tree->tree_size); + init_tree_desc(&sub, &tree->oid, + tree->tree_data, tree->tree_size); add_pbase_object(&sub, down, downlen, fullname); pbase_tree_put(tree); @@ -1886,7 +1887,8 @@ static void add_preferred_base_object(const char *name) } else { struct tree_desc tree; - init_tree_desc(&tree, it->pcache.tree_data, it->pcache.tree_size); + init_tree_desc(&tree, &it->pcache.oid, + it->pcache.tree_data, it->pcache.tree_size); add_pbase_object(&tree, name, cmplen, name); } } diff --git a/builtin/read-tree.c b/builtin/read-tree.c index 1ffd863cff..6f89cec0fb 100644 --- a/builtin/read-tree.c +++ b/builtin/read-tree.c @@ -263,7 +263,7 @@ int cmd_read_tree(int argc, const char **argv, const char *cmd_prefix) struct tree *tree = trees[i]; if (parse_tree(tree) < 0) return 128; - init_tree_desc(t+i, tree->buffer, tree->size); + init_tree_desc(t+i, &tree->object.oid, tree->buffer, tree->size); } if (unpack_trees(nr_trees, t, &opts)) return 128; diff --git a/builtin/rebase.c b/builtin/rebase.c index be787690bd..e444ab102d 100644 --- a/builtin/rebase.c +++ b/builtin/rebase.c @@ -567,13 +567,6 @@ static int move_to_original_branch(struct rebase_options *opts) return ret; } -static const char *resolvemsg = -N_("Resolve all conflicts manually, mark them as resolved with\n" -"\"git add/rm <conflicted_files>\", then run \"git rebase --continue\".\n" -"You can instead skip this commit: run \"git rebase --skip\".\n" -"To abort and get back to the state before \"git rebase\", run " -"\"git rebase --abort\"."); - static int run_am(struct rebase_options *opts) { struct child_process am = CHILD_PROCESS_INIT; @@ -587,7 +580,7 @@ static int run_am(struct rebase_options *opts) opts->reflog_action); if (opts->action == ACTION_CONTINUE) { strvec_push(&am.args, "--resolved"); - strvec_pushf(&am.args, "--resolvemsg=%s", resolvemsg); + strvec_pushf(&am.args, "--resolvemsg=%s", rebase_resolvemsg); if (opts->gpg_sign_opt) strvec_push(&am.args, opts->gpg_sign_opt); status = run_command(&am); @@ -598,7 +591,7 @@ static int run_am(struct rebase_options *opts) } if (opts->action == ACTION_SKIP) { strvec_push(&am.args, "--skip"); - strvec_pushf(&am.args, "--resolvemsg=%s", resolvemsg); + strvec_pushf(&am.args, "--resolvemsg=%s", rebase_resolvemsg); status = run_command(&am); if (status) return status; @@ -672,7 +665,7 @@ static int run_am(struct rebase_options *opts) strvec_pushv(&am.args, opts->git_am_opts.v); strvec_push(&am.args, "--rebasing"); - strvec_pushf(&am.args, "--resolvemsg=%s", resolvemsg); + strvec_pushf(&am.args, "--resolvemsg=%s", rebase_resolvemsg); strvec_push(&am.args, "--patch-format=mboxrd"); if (opts->allow_rerere_autoupdate == RERERE_AUTOUPDATE) strvec_push(&am.args, "--rerere-autoupdate"); @@ -700,7 +693,6 @@ static int run_specific_rebase(struct rebase_options *opts) if (opts->type == REBASE_MERGE) { /* Run sequencer-based rebase */ - setenv("GIT_CHERRY_PICK_HELP", resolvemsg, 1); if (!(opts->flags & REBASE_INTERACTIVE_EXPLICIT)) setenv("GIT_SEQUENCE_EDITOR", ":", 1); if (opts->gpg_sign_opt) { diff --git a/builtin/remote.c b/builtin/remote.c index d91bbe728d..8412d12fa5 100644 --- a/builtin/remote.c +++ b/builtin/remote.c @@ -150,7 +150,7 @@ static int parse_mirror_opt(const struct option *opt, const char *arg, int not) else if (!strcmp(arg, "push")) *mirror = MIRROR_PUSH; else - return error(_("unknown mirror argument: %s"), arg); + return error(_("unknown --mirror argument: %s"), arg); return 0; } diff --git a/builtin/repack.c b/builtin/repack.c index ede36328a3..15e4cccc45 100644 --- a/builtin/repack.c +++ b/builtin/repack.c @@ -314,8 +314,9 @@ static int write_oid(const struct object_id *oid, die(_("could not start pack-objects to repack promisor objects")); } - xwrite(cmd->in, oid_to_hex(oid), the_hash_algo->hexsz); - xwrite(cmd->in, "\n", 1); + if (write_in_full(cmd->in, oid_to_hex(oid), the_hash_algo->hexsz) < 0 || + write_in_full(cmd->in, "\n", 1) < 0) + die(_("failed to feed promisor objects to pack-objects")); return 0; } diff --git a/builtin/rev-parse.c b/builtin/rev-parse.c index 181c703d4c..624182e507 100644 --- a/builtin/rev-parse.c +++ b/builtin/rev-parse.c @@ -25,6 +25,7 @@ #include "submodule.h" #include "commit-reach.h" #include "shallow.h" +#include "object-file-convert.h" #define DO_REVS 1 #define DO_NOREV 2 @@ -676,6 +677,8 @@ static void print_path(const char *path, const char *prefix, enum format_type fo int cmd_rev_parse(int argc, const char **argv, const char *prefix) { int i, as_is = 0, verify = 0, quiet = 0, revs_count = 0, type = 0; + const struct git_hash_algo *output_algo = NULL; + const struct git_hash_algo *compat = NULL; int did_repo_setup = 0; int has_dashdash = 0; int output_prefix = 0; @@ -747,6 +750,7 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix) prepare_repo_settings(the_repository); the_repository->settings.command_requires_full_index = 0; + compat = the_repository->compat_hash_algo; } if (!strcmp(arg, "--")) { @@ -834,6 +838,22 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix) flags |= GET_OID_QUIETLY; continue; } + if (opt_with_value(arg, "--output-object-format", &arg)) { + if (!arg) + die(_("no object format specified")); + if (!strcmp(arg, the_hash_algo->name) || + !strcmp(arg, "storage")) { + flags |= GET_OID_HASH_ANY; + output_algo = the_hash_algo; + continue; + } + else if (compat && !strcmp(arg, compat->name)) { + flags |= GET_OID_HASH_ANY; + output_algo = compat; + continue; + } + else die(_("unsupported object format: %s"), arg); + } if (opt_with_value(arg, "--short", &arg)) { filter &= ~(DO_FLAGS|DO_NOREV); verify = 1; @@ -883,7 +903,7 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix) continue; } if (skip_prefix(arg, "--disambiguate=", &arg)) { - repo_for_each_abbrev(the_repository, arg, + repo_for_each_abbrev(the_repository, arg, the_hash_algo, show_abbrev, NULL); continue; } @@ -1091,6 +1111,9 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix) } if (!get_oid_with_context(the_repository, name, flags, &oid, &unused)) { + if (output_algo) + repo_oid_to_algop(the_repository, &oid, + output_algo, &oid); if (verify) revs_count++; else diff --git a/builtin/stash.c b/builtin/stash.c index 7fb355bff0..062be1fbc0 100644 --- a/builtin/stash.c +++ b/builtin/stash.c @@ -284,7 +284,7 @@ static int reset_tree(struct object_id *i_tree, int update, int reset) if (parse_tree(tree)) return -1; - init_tree_desc(t, tree->buffer, tree->size); + init_tree_desc(t, &tree->object.oid, tree->buffer, tree->size); opts.head_idx = 1; opts.src_index = &the_index; @@ -870,7 +870,8 @@ static void diff_include_untracked(const struct stash_info *info, struct diff_op tree[i] = parse_tree_indirect(oid[i]); if (parse_tree(tree[i]) < 0) die(_("failed to parse tree")); - init_tree_desc(&tree_desc[i], tree[i]->buffer, tree[i]->size); + init_tree_desc(&tree_desc[i], &tree[i]->object.oid, + tree[i]->buffer, tree[i]->size); } unpack_tree_opt.head_idx = -1; diff --git a/builtin/tag.c b/builtin/tag.c index 19a7e06bf4..e2ff749832 100644 --- a/builtin/tag.c +++ b/builtin/tag.c @@ -27,6 +27,7 @@ #include "ref-filter.h" #include "date.h" #include "write-or-die.h" +#include "object-file-convert.h" static const char * const git_tag_usage[] = { N_("git tag [-a | -s | -u <key-id>] [-f] [-m <msg> | -F <file>] [-e]\n" @@ -151,9 +152,43 @@ static int verify_tag(const char *name, const char *ref UNUSED, return 0; } -static int do_sign(struct strbuf *buffer) +static int do_sign(struct strbuf *buffer, struct object_id **compat_oid, + struct object_id *compat_oid_buf) { - return sign_buffer(buffer, buffer, get_signing_key()) ? -1 : 0; + const struct git_hash_algo *compat = the_repository->compat_hash_algo; + struct strbuf sig = STRBUF_INIT, compat_sig = STRBUF_INIT; + struct strbuf compat_buf = STRBUF_INIT; + const char *keyid = get_signing_key(); + int ret = -1; + + if (sign_buffer(buffer, &sig, keyid)) + return -1; + + if (compat) { + const struct git_hash_algo *algo = the_repository->hash_algo; + + if (convert_object_file(&compat_buf, algo, compat, + buffer->buf, buffer->len, OBJ_TAG, 1)) + goto out; + if (sign_buffer(&compat_buf, &compat_sig, keyid)) + goto out; + add_header_signature(&compat_buf, &sig, algo); + strbuf_addbuf(&compat_buf, &compat_sig); + hash_object_file(compat, compat_buf.buf, compat_buf.len, + OBJ_TAG, compat_oid_buf); + *compat_oid = compat_oid_buf; + } + + if (compat_sig.len) + add_header_signature(buffer, &compat_sig, compat); + + strbuf_addbuf(buffer, &sig); + ret = 0; +out: + strbuf_release(&sig); + strbuf_release(&compat_sig); + strbuf_release(&compat_buf); + return ret; } static const char tag_template[] = @@ -226,9 +261,11 @@ static void write_tag_body(int fd, const struct object_id *oid) static int build_tag_object(struct strbuf *buf, int sign, struct object_id *result) { - if (sign && do_sign(buf) < 0) + struct object_id *compat_oid = NULL, compat_oid_buf; + if (sign && do_sign(buf, &compat_oid, &compat_oid_buf) < 0) return error(_("unable to sign the tag")); - if (write_object_file(buf->buf, buf->len, OBJ_TAG, result) < 0) + if (write_object_file_flags(buf->buf, buf->len, OBJ_TAG, result, + compat_oid, 0) < 0) return error(_("unable to write tag file")); return 0; } diff --git a/builtin/unpack-objects.c b/builtin/unpack-objects.c index e0a701f2b3..f1c85a00ae 100644 --- a/builtin/unpack-objects.c +++ b/builtin/unpack-objects.c @@ -679,13 +679,7 @@ int cmd_unpack_objects(int argc, const char **argv, const char *prefix UNUSED) use(the_hash_algo->rawsz); /* Write the last part of the buffer to stdout */ - while (len) { - int ret = xwrite(1, buffer + offset, len); - if (ret <= 0) - break; - len -= ret; - offset += ret; - } + write_in_full(1, buffer + offset, len); /* All done */ return has_errors; diff --git a/cache-tree.c b/cache-tree.c index 80ca832477..387c0a3e5b 100644 --- a/cache-tree.c +++ b/cache-tree.c @@ -447,7 +447,7 @@ static int update_one(struct cache_tree *it, hash_object_file(the_hash_algo, buffer.buf, buffer.len, OBJ_TREE, &it->oid); } else if (write_object_file_flags(buffer.buf, buffer.len, OBJ_TREE, - &it->oid, flags & WRITE_TREE_SILENT + &it->oid, NULL, flags & WRITE_TREE_SILENT ? HASH_SILENT : 0)) { strbuf_release(&buffer); return -1; @@ -769,7 +769,7 @@ static void prime_cache_tree_rec(struct repository *r, oidcpy(&it->oid, &tree->object.oid); - init_tree_desc(&desc, tree->buffer, tree->size); + init_tree_desc(&desc, &tree->object.oid, tree->buffer, tree->size); cnt = 0; while (tree_entry(&desc, &entry)) { if (!S_ISDIR(entry.mode)) @@ -27,6 +27,7 @@ #include "tree.h" #include "hook.h" #include "parse.h" +#include "object-file-convert.h" static struct commit_extra_header *read_commit_extra_header_lines(const char *buf, size_t len, const char **); @@ -1113,12 +1114,11 @@ static const char *gpg_sig_headers[] = { "gpgsig-sha256", }; -int sign_with_header(struct strbuf *buf, const char *keyid) +int add_header_signature(struct strbuf *buf, struct strbuf *sig, const struct git_hash_algo *algo) { - struct strbuf sig = STRBUF_INIT; int inspos, copypos; const char *eoh; - const char *gpg_sig_header = gpg_sig_headers[hash_algo_by_ptr(the_hash_algo)]; + const char *gpg_sig_header = gpg_sig_headers[hash_algo_by_ptr(algo)]; int gpg_sig_header_len = strlen(gpg_sig_header); /* find the end of the header */ @@ -1128,15 +1128,8 @@ int sign_with_header(struct strbuf *buf, const char *keyid) else inspos = eoh - buf->buf + 1; - if (!keyid || !*keyid) - keyid = get_signing_key(); - if (sign_buffer(buf, &sig, keyid)) { - strbuf_release(&sig); - return -1; - } - - for (copypos = 0; sig.buf[copypos]; ) { - const char *bol = sig.buf + copypos; + for (copypos = 0; sig->buf[copypos]; ) { + const char *bol = sig->buf + copypos; const char *eol = strchrnul(bol, '\n'); int len = (eol - bol) + !!*eol; @@ -1149,11 +1142,17 @@ int sign_with_header(struct strbuf *buf, const char *keyid) inspos += len; copypos += len; } - strbuf_release(&sig); return 0; } - +static int sign_commit_to_strbuf(struct strbuf *sig, struct strbuf *buf, const char *keyid) +{ + if (!keyid || !*keyid) + keyid = get_signing_key(); + if (sign_buffer(buf, sig, keyid)) + return -1; + return 0; +} int parse_signed_commit(const struct commit *commit, struct strbuf *payload, struct strbuf *signature, @@ -1369,6 +1368,39 @@ void append_merge_tag_headers(struct commit_list *parents, } } +static int convert_commit_extra_headers(struct commit_extra_header *orig, + struct commit_extra_header **result) +{ + const struct git_hash_algo *compat = the_repository->compat_hash_algo; + const struct git_hash_algo *algo = the_repository->hash_algo; + struct commit_extra_header *extra = NULL, **tail = &extra; + struct strbuf out = STRBUF_INIT; + while (orig) { + struct commit_extra_header *new; + CALLOC_ARRAY(new, 1); + if (!strcmp(orig->key, "mergetag")) { + if (convert_object_file(&out, algo, compat, + orig->value, orig->len, + OBJ_TAG, 1)) { + free(new); + free_commit_extra_headers(extra); + return -1; + } + new->key = xstrdup("mergetag"); + new->value = strbuf_detach(&out, &new->len); + } else { + new->key = xstrdup(orig->key); + new->len = orig->len; + new->value = xmemdupz(orig->value, orig->len); + } + *tail = new; + tail = &new->next; + orig = orig->next; + } + *result = extra; + return 0; +} + static void add_extra_header(struct strbuf *buffer, struct commit_extra_header *extra) { @@ -1612,70 +1644,169 @@ N_("Warning: commit message did not conform to UTF-8.\n" "You may want to amend it after fixing the message, or set the config\n" "variable i18n.commitEncoding to the encoding your project uses.\n"); -int commit_tree_extended(const char *msg, size_t msg_len, - const struct object_id *tree, - struct commit_list *parents, struct object_id *ret, - const char *author, const char *committer, - const char *sign_commit, - struct commit_extra_header *extra) +static void write_commit_tree(struct strbuf *buffer, const char *msg, size_t msg_len, + const struct object_id *tree, + const struct object_id *parents, size_t parents_len, + const char *author, const char *committer, + struct commit_extra_header *extra) { - int result; int encoding_is_utf8; - struct strbuf buffer; - - assert_oid_type(tree, OBJ_TREE); - - if (memchr(msg, '\0', msg_len)) - return error("a NUL byte in commit log message not allowed."); + size_t i; /* Not having i18n.commitencoding is the same as having utf-8 */ encoding_is_utf8 = is_encoding_utf8(git_commit_encoding); - strbuf_init(&buffer, 8192); /* should avoid reallocs for the headers */ - strbuf_addf(&buffer, "tree %s\n", oid_to_hex(tree)); + strbuf_grow(buffer, 8192); /* should avoid reallocs for the headers */ + strbuf_addf(buffer, "tree %s\n", oid_to_hex(tree)); /* * NOTE! This ordering means that the same exact tree merged with a * different order of parents will be a _different_ changeset even * if everything else stays the same. */ - while (parents) { - struct commit *parent = pop_commit(&parents); - strbuf_addf(&buffer, "parent %s\n", - oid_to_hex(&parent->object.oid)); - } + for (i = 0; i < parents_len; i++) + strbuf_addf(buffer, "parent %s\n", oid_to_hex(&parents[i])); /* Person/date information */ if (!author) author = git_author_info(IDENT_STRICT); - strbuf_addf(&buffer, "author %s\n", author); + strbuf_addf(buffer, "author %s\n", author); if (!committer) committer = git_committer_info(IDENT_STRICT); - strbuf_addf(&buffer, "committer %s\n", committer); + strbuf_addf(buffer, "committer %s\n", committer); if (!encoding_is_utf8) - strbuf_addf(&buffer, "encoding %s\n", git_commit_encoding); + strbuf_addf(buffer, "encoding %s\n", git_commit_encoding); while (extra) { - add_extra_header(&buffer, extra); + add_extra_header(buffer, extra); extra = extra->next; } - strbuf_addch(&buffer, '\n'); + strbuf_addch(buffer, '\n'); /* And add the comment */ - strbuf_add(&buffer, msg, msg_len); + strbuf_add(buffer, msg, msg_len); +} - /* And check the encoding */ - if (encoding_is_utf8 && !verify_utf8(&buffer)) - fprintf(stderr, _(commit_utf8_warn)); +int commit_tree_extended(const char *msg, size_t msg_len, + const struct object_id *tree, + struct commit_list *parents, struct object_id *ret, + const char *author, const char *committer, + const char *sign_commit, + struct commit_extra_header *extra) +{ + struct repository *r = the_repository; + int result = 0; + int encoding_is_utf8; + struct strbuf buffer = STRBUF_INIT, compat_buffer = STRBUF_INIT; + struct strbuf sig = STRBUF_INIT, compat_sig = STRBUF_INIT; + struct object_id *parent_buf = NULL, *compat_oid = NULL; + struct object_id compat_oid_buf; + size_t i, nparents; + + /* Not having i18n.commitencoding is the same as having utf-8 */ + encoding_is_utf8 = is_encoding_utf8(git_commit_encoding); + + assert_oid_type(tree, OBJ_TREE); - if (sign_commit && sign_with_header(&buffer, sign_commit)) { + if (memchr(msg, '\0', msg_len)) + return error("a NUL byte in commit log message not allowed."); + + nparents = commit_list_count(parents); + CALLOC_ARRAY(parent_buf, nparents); + i = 0; + while (parents) { + struct commit *parent = pop_commit(&parents); + oidcpy(&parent_buf[i++], &parent->object.oid); + } + + write_commit_tree(&buffer, msg, msg_len, tree, parent_buf, nparents, author, committer, extra); + if (sign_commit && sign_commit_to_strbuf(&sig, &buffer, sign_commit)) { result = -1; goto out; } + if (r->compat_hash_algo) { + struct commit_extra_header *compat_extra = NULL; + struct object_id mapped_tree; + struct object_id *mapped_parents; + + CALLOC_ARRAY(mapped_parents, nparents); - result = write_object_file(buffer.buf, buffer.len, OBJ_COMMIT, ret); + if (repo_oid_to_algop(r, tree, r->compat_hash_algo, &mapped_tree)) { + result = -1; + free(mapped_parents); + goto out; + } + for (i = 0; i < nparents; i++) + if (repo_oid_to_algop(r, &parent_buf[i], r->compat_hash_algo, &mapped_parents[i])) { + result = -1; + free(mapped_parents); + goto out; + } + if (convert_commit_extra_headers(extra, &compat_extra)) { + result = -1; + free(mapped_parents); + goto out; + } + write_commit_tree(&compat_buffer, msg, msg_len, &mapped_tree, + mapped_parents, nparents, author, committer, compat_extra); + free_commit_extra_headers(compat_extra); + free(mapped_parents); + + if (sign_commit && sign_commit_to_strbuf(&compat_sig, &compat_buffer, sign_commit)) { + result = -1; + goto out; + } + } + + if (sign_commit) { + struct sig_pairs { + struct strbuf *sig; + const struct git_hash_algo *algo; + } bufs [2] = { + { &compat_sig, r->compat_hash_algo }, + { &sig, r->hash_algo }, + }; + int i; + + /* + * We write algorithms in the order they were implemented in + * Git to produce a stable hash when multiple algorithms are + * used. + */ + if (r->compat_hash_algo && hash_algo_by_ptr(bufs[0].algo) > hash_algo_by_ptr(bufs[1].algo)) + SWAP(bufs[0], bufs[1]); + + /* + * We traverse each algorithm in order, and apply the signature + * to each buffer. + */ + for (i = 0; i < ARRAY_SIZE(bufs); i++) { + if (!bufs[i].algo) + continue; + add_header_signature(&buffer, bufs[i].sig, bufs[i].algo); + if (r->compat_hash_algo) + add_header_signature(&compat_buffer, bufs[i].sig, bufs[i].algo); + } + } + + /* And check the encoding. */ + if (encoding_is_utf8 && (!verify_utf8(&buffer) || !verify_utf8(&compat_buffer))) + fprintf(stderr, _(commit_utf8_warn)); + + if (r->compat_hash_algo) { + hash_object_file(r->compat_hash_algo, compat_buffer.buf, compat_buffer.len, + OBJ_COMMIT, &compat_oid_buf); + compat_oid = &compat_oid_buf; + } + + result = write_object_file_flags(buffer.buf, buffer.len, OBJ_COMMIT, + ret, compat_oid, 0); out: + free(parent_buf); strbuf_release(&buffer); + strbuf_release(&compat_buffer); + strbuf_release(&sig); + strbuf_release(&compat_sig); return result; } @@ -370,5 +370,6 @@ int parse_buffer_signed_by_header(const char *buffer, struct strbuf *payload, struct strbuf *signature, const struct git_hash_algo *algop); +int add_header_signature(struct strbuf *buf, struct strbuf *sig, const struct git_hash_algo *algo); #endif /* COMMIT_H */ diff --git a/config.mak.uname b/config.mak.uname index dacc95172d..d0dcca2ec5 100644 --- a/config.mak.uname +++ b/config.mak.uname @@ -638,6 +638,18 @@ ifeq ($(uname_S),NONSTOP_KERNEL) SANE_TOOL_PATH = /usr/coreutils/bin:/usr/local/bin SHELL_PATH = /usr/coreutils/bin/bash endif +ifeq ($(uname_S),OS/390) + NO_SYS_POLL_H = YesPlease + NO_STRCASESTR = YesPlease + NO_REGEX = YesPlease + NO_MMAP = YesPlease + NO_NSEC = YesPlease + NO_STRLCPY = YesPlease + NO_MEMMEM = YesPlease + NO_GECOS_IN_PWENT = YesPlease + HAVE_STRINGS_H = YesPlease + NEEDS_MODE_TRANSLATION = YesPlease +endif ifeq ($(uname_S),MINGW) ifeq ($(shell expr "$(uname_R)" : '1\.'),2) $(error "Building with MSys is no longer supported") diff --git a/contrib/coverage-diff.sh b/contrib/coverage-diff.sh index 4ec419f900..6ce9603568 100755 --- a/contrib/coverage-diff.sh +++ b/contrib/coverage-diff.sh @@ -74,8 +74,7 @@ do sort >uncovered_lines.txt comm -12 uncovered_lines.txt new_lines.txt | - sed -e 's/$/\)/' | - sed -e 's/^/ /' >uncovered_new_lines.txt + sed -e 's/$/\)/' -e 's/^/ /' >uncovered_new_lines.txt grep -q '[^[:space:]]' <uncovered_new_lines.txt && echo $file >>coverage-data.txt && @@ -91,11 +90,7 @@ cat coverage-data.txt echo "Commits introducing uncovered code:" -commit_list=$(cat coverage-data.txt | - grep -E '^[0-9a-f]{7,} ' | - awk '{print $1;}' | - sort | - uniq) +commit_list=$(awk '/^[0-9a-f]{7,}/ { print $1 }' coverage-data.txt | sort -u) ( for commit in $commit_list diff --git a/contrib/subtree/t/t7900-subtree.sh b/contrib/subtree/t/t7900-subtree.sh index ca4df5be83..c3bd2a58b9 100755 --- a/contrib/subtree/t/t7900-subtree.sh +++ b/contrib/subtree/t/t7900-subtree.sh @@ -63,7 +63,7 @@ test_create_pre2_32_repo () { git -C "$1" log -1 --format=%B HEAD^2 >msg && test_commit -C "$1-sub" --annotate sub2 && git clone --no-local "$1" "$1-clone" && - new_commit=$(cat msg | sed -e "s/$commit/$tag/" | git -C "$1-clone" commit-tree HEAD^2^{tree}) && + new_commit=$(sed -e "s/$commit/$tag/" msg | git -C "$1-clone" commit-tree HEAD^2^{tree}) && git -C "$1-clone" replace HEAD^2 $new_commit } @@ -342,14 +342,18 @@ const char *show_date(timestamp_t time, int tz, const struct date_mode *mode) tm->tm_hour, tm->tm_min, tm->tm_sec, tz); else if (mode->type == DATE_ISO8601_STRICT) { - char sign = (tz >= 0) ? '+' : '-'; - tz = abs(tz); - strbuf_addf(&timebuf, "%04d-%02d-%02dT%02d:%02d:%02d%c%02d:%02d", + strbuf_addf(&timebuf, "%04d-%02d-%02dT%02d:%02d:%02d", tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday, - tm->tm_hour, tm->tm_min, tm->tm_sec, - sign, tz / 100, tz % 100); + tm->tm_hour, tm->tm_min, tm->tm_sec); + if (tz == 0) { + strbuf_addch(&timebuf, 'Z'); + } else { + strbuf_addch(&timebuf, tz >= 0 ? '+' : '-'); + tz = abs(tz); + strbuf_addf(&timebuf, "%02d:%02d", tz / 100, tz % 100); + } } else if (mode->type == DATE_RFC2822) strbuf_addf(&timebuf, "%.3s, %d %.3s %d %02d:%02d:%02d %+05d", weekday_names[tm->tm_wday], tm->tm_mday, diff --git a/delta-islands.c b/delta-islands.c index ee2318d45a..f7e079425f 100644 --- a/delta-islands.c +++ b/delta-islands.c @@ -284,7 +284,7 @@ void resolve_tree_islands(struct repository *r, if (!tree || parse_tree(tree) < 0) die(_("bad tree object %s"), oid_to_hex(&ent->idx.oid)); - init_tree_desc(&desc, tree->buffer, tree->size); + init_tree_desc(&desc, &tree->object.oid, tree->buffer, tree->size); while (tree_entry(&desc, &entry)) { struct object *obj; diff --git a/diff-lib.c b/diff-lib.c index 5e8717c774..1cd790a4d2 100644 --- a/diff-lib.c +++ b/diff-lib.c @@ -562,7 +562,7 @@ static int diff_cache(struct rev_info *revs, opts.pathspec = &revs->diffopt.pathspec; opts.pathspec->recursive = 1; - init_tree_desc(&t, tree->buffer, tree->size); + init_tree_desc(&t, &tree->object.oid, tree->buffer, tree->size); return unpack_trees(1, &t, &opts); } @@ -327,7 +327,8 @@ static int fsck_walk_tree(struct tree *tree, void *data, struct fsck_options *op return -1; name = fsck_get_object_name(options, &tree->object.oid); - if (init_tree_desc_gently(&desc, tree->buffer, tree->size, 0)) + if (init_tree_desc_gently(&desc, &tree->object.oid, + tree->buffer, tree->size, 0)) return -1; while (tree_entry_gently(&desc, &entry)) { struct object *obj; @@ -598,7 +599,8 @@ static int fsck_tree(const struct object_id *tree_oid, const char *o_name; struct name_stack df_dup_candidates = { NULL }; - if (init_tree_desc_gently(&desc, buffer, size, TREE_DESC_RAW_MODES)) { + if (init_tree_desc_gently(&desc, tree_oid, buffer, size, + TREE_DESC_RAW_MODES)) { retval += report(options, tree_oid, OBJ_TREE, FSCK_MSG_BAD_TREE, "cannot be parsed as a tree"); diff --git a/git-quiltimport.sh b/git-quiltimport.sh index e3d3909743..eb34cda409 100755 --- a/git-quiltimport.sh +++ b/git-quiltimport.sh @@ -148,7 +148,7 @@ do if [ -z "$dry_run" ] ; then git apply --index -C1 ${level:+"$level"} "$tmp_patch" && tree=$(git write-tree) && - commit=$( (echo "$SUBJECT"; echo; cat "$tmp_msg") | git commit-tree $tree -p $commit) && + commit=$( { echo "$SUBJECT"; echo; cat "$tmp_msg"; } | git commit-tree $tree -p $commit) && git update-ref -m "quiltimport: $patch_name" HEAD $commit || exit 4 fi done 3<"$QUILT_SERIES" @@ -379,8 +379,6 @@ static int handle_alias(int *argcp, const char ***argv) strvec_pushv(&child.args, (*argv) + 1); trace2_cmd_alias(alias_command, child.args.v); - trace2_cmd_list_config(); - trace2_cmd_list_env_vars(); trace2_cmd_name("_run_shell_alias_"); ret = run_command(&child); @@ -417,8 +415,6 @@ static int handle_alias(int *argcp, const char ***argv) COPY_ARRAY(new_argv + count, *argv + 1, *argcp); trace2_cmd_alias(alias_command, new_argv); - trace2_cmd_list_config(); - trace2_cmd_list_env_vars(); *argv = new_argv; *argcp += count - 1; @@ -468,8 +464,6 @@ static int run_builtin(struct cmd_struct *p, int argc, const char **argv) trace_argv_printf(argv, "trace: built-in: git"); trace2_cmd_name(p->cmd); - trace2_cmd_list_config(); - trace2_cmd_list_env_vars(); validate_cache_entries(the_repository->index); status = p->fn(argc, argv, prefix); @@ -145,6 +145,7 @@ struct object_id { #define GET_OID_RECORD_PATH 0200 #define GET_OID_ONLY_TO_DIE 04000 #define GET_OID_REQUIRE_PATH 010000 +#define GET_OID_HASH_ANY 020000 #define GET_OID_DISAMBIGUATORS \ (GET_OID_COMMIT | GET_OID_COMMITTISH | \ @@ -73,10 +73,15 @@ static inline void oidclr(struct object_id *oid) oid->algo = hash_algo_by_ptr(the_hash_algo); } +static inline void oidread_algop(struct object_id *oid, const unsigned char *hash, const struct git_hash_algo *algop) +{ + memcpy(oid->hash, hash, algop->rawsz); + oid->algo = hash_algo_by_ptr(algop); +} + static inline void oidread(struct object_id *oid, const unsigned char *hash) { - memcpy(oid->hash, hash, the_hash_algo->rawsz); - oid->algo = hash_algo_by_ptr(the_hash_algo); + oidread_algop(oid, hash, the_hash_algo); } static inline int is_empty_blob_sha1(const unsigned char *sha1) diff --git a/http-push.c b/http-push.c index 33db41bfac..1fe51226fd 100644 --- a/http-push.c +++ b/http-push.c @@ -1307,7 +1307,7 @@ static struct object_list **process_tree(struct tree *tree, obj->flags |= SEEN; p = add_one_object(obj, p); - init_tree_desc(&desc, tree->buffer, tree->size); + init_tree_desc(&desc, &tree->object.oid, tree->buffer, tree->size); while (tree_entry(&desc, &entry)) switch (object_type(entry.mode)) { diff --git a/list-objects.c b/list-objects.c index f39b68faf5..11ad8be411 100644 --- a/list-objects.c +++ b/list-objects.c @@ -102,7 +102,7 @@ static void process_tree_contents(struct traversal_context *ctx, enum interesting match = ctx->revs->diffopt.pathspec.nr == 0 ? all_entries_interesting : entry_not_interesting; - init_tree_desc(&desc, tree->buffer, tree->size); + init_tree_desc(&desc, &tree->object.oid, tree->buffer, tree->size); while (tree_entry(&desc, &entry)) { if (match != all_entries_interesting) { diff --git a/lockfile.h b/lockfile.h index 90af4e66b2..1bb9926497 100644 --- a/lockfile.h +++ b/lockfile.h @@ -321,11 +321,11 @@ static inline int commit_lock_file_to(struct lock_file *lk, const char *path) * Roll back `lk`: close the file descriptor and/or file pointer and * remove the lockfile. It is a NOOP to call `rollback_lock_file()` * for a `lock_file` object that has already been committed or rolled - * back. + * back. No error will be returned in this case. */ -static inline void rollback_lock_file(struct lock_file *lk) +static inline int rollback_lock_file(struct lock_file *lk) { - delete_tempfile(&lk->tempfile); + return delete_tempfile(&lk->tempfile); } #endif /* LOCKFILE_H */ diff --git a/loose.c b/loose.c new file mode 100644 index 0000000000..f6faa6216a --- /dev/null +++ b/loose.c @@ -0,0 +1,259 @@ +#include "git-compat-util.h" +#include "hash.h" +#include "path.h" +#include "object-store.h" +#include "hex.h" +#include "wrapper.h" +#include "gettext.h" +#include "loose.h" +#include "lockfile.h" +#include "oidtree.h" + +static const char *loose_object_header = "# loose-object-idx\n"; + +static inline int should_use_loose_object_map(struct repository *repo) +{ + return repo->compat_hash_algo && repo->gitdir; +} + +void loose_object_map_init(struct loose_object_map **map) +{ + struct loose_object_map *m; + m = xmalloc(sizeof(**map)); + m->to_compat = kh_init_oid_map(); + m->to_storage = kh_init_oid_map(); + *map = m; +} + +static int insert_oid_pair(kh_oid_map_t *map, const struct object_id *key, const struct object_id *value) +{ + khiter_t pos; + int ret; + struct object_id *stored; + + pos = kh_put_oid_map(map, *key, &ret); + + /* This item already exists in the map. */ + if (ret == 0) + return 0; + + stored = xmalloc(sizeof(*stored)); + oidcpy(stored, value); + kh_value(map, pos) = stored; + return 1; +} + +static int insert_loose_map(struct object_directory *odb, + const struct object_id *oid, + const struct object_id *compat_oid) +{ + struct loose_object_map *map = odb->loose_map; + int inserted = 0; + + inserted |= insert_oid_pair(map->to_compat, oid, compat_oid); + inserted |= insert_oid_pair(map->to_storage, compat_oid, oid); + if (inserted) + oidtree_insert(odb->loose_objects_cache, compat_oid); + + return inserted; +} + +static int load_one_loose_object_map(struct repository *repo, struct object_directory *dir) +{ + struct strbuf buf = STRBUF_INIT, path = STRBUF_INIT; + FILE *fp; + + if (!dir->loose_map) + loose_object_map_init(&dir->loose_map); + if (!dir->loose_objects_cache) { + ALLOC_ARRAY(dir->loose_objects_cache, 1); + oidtree_init(dir->loose_objects_cache); + } + + insert_loose_map(dir, repo->hash_algo->empty_tree, repo->compat_hash_algo->empty_tree); + insert_loose_map(dir, repo->hash_algo->empty_blob, repo->compat_hash_algo->empty_blob); + insert_loose_map(dir, repo->hash_algo->null_oid, repo->compat_hash_algo->null_oid); + + strbuf_git_common_path(&path, repo, "objects/loose-object-idx"); + fp = fopen(path.buf, "rb"); + if (!fp) { + strbuf_release(&path); + return 0; + } + + errno = 0; + if (strbuf_getwholeline(&buf, fp, '\n') || strcmp(buf.buf, loose_object_header)) + goto err; + while (!strbuf_getline_lf(&buf, fp)) { + const char *p; + struct object_id oid, compat_oid; + if (parse_oid_hex_algop(buf.buf, &oid, &p, repo->hash_algo) || + *p++ != ' ' || + parse_oid_hex_algop(p, &compat_oid, &p, repo->compat_hash_algo) || + p != buf.buf + buf.len) + goto err; + insert_loose_map(dir, &oid, &compat_oid); + } + + strbuf_release(&buf); + strbuf_release(&path); + return errno ? -1 : 0; +err: + strbuf_release(&buf); + strbuf_release(&path); + return -1; +} + +int repo_read_loose_object_map(struct repository *repo) +{ + struct object_directory *dir; + + if (!should_use_loose_object_map(repo)) + return 0; + + prepare_alt_odb(repo); + + for (dir = repo->objects->odb; dir; dir = dir->next) { + if (load_one_loose_object_map(repo, dir) < 0) { + return -1; + } + } + return 0; +} + +int repo_write_loose_object_map(struct repository *repo) +{ + kh_oid_map_t *map = repo->objects->odb->loose_map->to_compat; + struct lock_file lock; + int fd; + khiter_t iter; + struct strbuf buf = STRBUF_INIT, path = STRBUF_INIT; + + if (!should_use_loose_object_map(repo)) + return 0; + + strbuf_git_common_path(&path, repo, "objects/loose-object-idx"); + fd = hold_lock_file_for_update_timeout(&lock, path.buf, LOCK_DIE_ON_ERROR, -1); + iter = kh_begin(map); + if (write_in_full(fd, loose_object_header, strlen(loose_object_header)) < 0) + goto errout; + + for (; iter != kh_end(map); iter++) { + if (kh_exist(map, iter)) { + if (oideq(&kh_key(map, iter), the_hash_algo->empty_tree) || + oideq(&kh_key(map, iter), the_hash_algo->empty_blob)) + continue; + strbuf_addf(&buf, "%s %s\n", oid_to_hex(&kh_key(map, iter)), oid_to_hex(kh_value(map, iter))); + if (write_in_full(fd, buf.buf, buf.len) < 0) + goto errout; + strbuf_reset(&buf); + } + } + strbuf_release(&buf); + if (commit_lock_file(&lock) < 0) { + error_errno(_("could not write loose object index %s"), path.buf); + strbuf_release(&path); + return -1; + } + strbuf_release(&path); + return 0; +errout: + rollback_lock_file(&lock); + strbuf_release(&buf); + error_errno(_("failed to write loose object index %s\n"), path.buf); + strbuf_release(&path); + return -1; +} + +static int write_one_object(struct repository *repo, const struct object_id *oid, + const struct object_id *compat_oid) +{ + struct lock_file lock; + int fd; + struct stat st; + struct strbuf buf = STRBUF_INIT, path = STRBUF_INIT; + + strbuf_git_common_path(&path, repo, "objects/loose-object-idx"); + hold_lock_file_for_update_timeout(&lock, path.buf, LOCK_DIE_ON_ERROR, -1); + + fd = open(path.buf, O_WRONLY | O_CREAT | O_APPEND, 0666); + if (fd < 0) + goto errout; + if (fstat(fd, &st) < 0) + goto errout; + if (!st.st_size && write_in_full(fd, loose_object_header, strlen(loose_object_header)) < 0) + goto errout; + + strbuf_addf(&buf, "%s %s\n", oid_to_hex(oid), oid_to_hex(compat_oid)); + if (write_in_full(fd, buf.buf, buf.len) < 0) + goto errout; + if (close(fd)) + goto errout; + adjust_shared_perm(path.buf); + rollback_lock_file(&lock); + strbuf_release(&buf); + strbuf_release(&path); + return 0; +errout: + error_errno(_("failed to write loose object index %s\n"), path.buf); + close(fd); + rollback_lock_file(&lock); + strbuf_release(&buf); + strbuf_release(&path); + return -1; +} + +int repo_add_loose_object_map(struct repository *repo, const struct object_id *oid, + const struct object_id *compat_oid) +{ + int inserted = 0; + + if (!should_use_loose_object_map(repo)) + return 0; + + inserted = insert_loose_map(repo->objects->odb, oid, compat_oid); + if (inserted) + return write_one_object(repo, oid, compat_oid); + return 0; +} + +int repo_loose_object_map_oid(struct repository *repo, + const struct object_id *src, + const struct git_hash_algo *to, + struct object_id *dest) +{ + struct object_directory *dir; + kh_oid_map_t *map; + khiter_t pos; + + for (dir = repo->objects->odb; dir; dir = dir->next) { + struct loose_object_map *loose_map = dir->loose_map; + if (!loose_map) + continue; + map = (to == repo->compat_hash_algo) ? + loose_map->to_compat : + loose_map->to_storage; + pos = kh_get_oid_map(map, *src); + if (pos < kh_end(map)) { + oidcpy(dest, kh_value(map, pos)); + return 0; + } + } + return -1; +} + +void loose_object_map_clear(struct loose_object_map **map) +{ + struct loose_object_map *m = *map; + struct object_id *oid; + + if (!m) + return; + + kh_foreach_value(m->to_compat, oid, free(oid)); + kh_foreach_value(m->to_storage, oid, free(oid)); + kh_destroy_oid_map(m->to_compat); + kh_destroy_oid_map(m->to_storage); + free(m); + *map = NULL; +} diff --git a/loose.h b/loose.h new file mode 100644 index 0000000000..2c2957072c --- /dev/null +++ b/loose.h @@ -0,0 +1,22 @@ +#ifndef LOOSE_H +#define LOOSE_H + +#include "khash.h" + +struct loose_object_map { + kh_oid_map_t *to_compat; + kh_oid_map_t *to_storage; +}; + +void loose_object_map_init(struct loose_object_map **map); +void loose_object_map_clear(struct loose_object_map **map); +int repo_loose_object_map_oid(struct repository *repo, + const struct object_id *src, + const struct git_hash_algo *dest_algo, + struct object_id *dest); +int repo_add_loose_object_map(struct repository *repo, const struct object_id *oid, + const struct object_id *compat_oid); +int repo_read_loose_object_map(struct repository *repo); +int repo_write_loose_object_map(struct repository *repo); + +#endif diff --git a/match-trees.c b/match-trees.c index 0885ac681c..3412b6a140 100644 --- a/match-trees.c +++ b/match-trees.c @@ -63,7 +63,7 @@ static void *fill_tree_desc_strict(struct tree_desc *desc, die("unable to read tree (%s)", oid_to_hex(hash)); if (type != OBJ_TREE) die("%s is not a tree", oid_to_hex(hash)); - init_tree_desc(desc, buffer, size); + init_tree_desc(desc, hash, buffer, size); return buffer; } @@ -194,7 +194,7 @@ static int splice_tree(const struct object_id *oid1, const char *prefix, buf = repo_read_object_file(the_repository, oid1, &type, &sz); if (!buf) die("cannot read tree %s", oid_to_hex(oid1)); - init_tree_desc(&desc, buf, sz); + init_tree_desc(&desc, oid1, buf, sz); rewrite_here = NULL; while (desc.size) { diff --git a/merge-ort.c b/merge-ort.c index 201f8f7775..ac225cc33c 100644 --- a/merge-ort.c +++ b/merge-ort.c @@ -1665,9 +1665,10 @@ static int collect_merge_info(struct merge_options *opt, parse_tree(side1) < 0 || parse_tree(side2) < 0) return -1; - init_tree_desc(t + 0, merge_base->buffer, merge_base->size); - init_tree_desc(t + 1, side1->buffer, side1->size); - init_tree_desc(t + 2, side2->buffer, side2->size); + init_tree_desc(t + 0, &merge_base->object.oid, + merge_base->buffer, merge_base->size); + init_tree_desc(t + 1, &side1->object.oid, side1->buffer, side1->size); + init_tree_desc(t + 2, &side2->object.oid, side2->buffer, side2->size); trace2_region_enter("merge", "traverse_trees", opt->repo); ret = traverse_trees(NULL, 3, t, &info); @@ -4446,10 +4447,10 @@ static int checkout(struct merge_options *opt, unpack_opts.preserve_ignored = 0; /* FIXME: !opts->overwrite_ignore */ if (parse_tree(prev) < 0) return -1; - init_tree_desc(&trees[0], prev->buffer, prev->size); + init_tree_desc(&trees[0], &prev->object.oid, prev->buffer, prev->size); if (parse_tree(next) < 0) return -1; - init_tree_desc(&trees[1], next->buffer, next->size); + init_tree_desc(&trees[1], &next->object.oid, next->buffer, next->size); ret = unpack_trees(2, trees, &unpack_opts); clear_unpack_trees_porcelain(&unpack_opts); diff --git a/merge-recursive.c b/merge-recursive.c index 103ee321ae..69d67bef5a 100644 --- a/merge-recursive.c +++ b/merge-recursive.c @@ -407,7 +407,7 @@ static void init_tree_desc_from_tree(struct tree_desc *desc, struct tree *tree) { if (parse_tree(tree) < 0) exit(128); - init_tree_desc(desc, tree->buffer, tree->size); + init_tree_desc(desc, &tree->object.oid, tree->buffer, tree->size); } static int unpack_trees_start(struct merge_options *opt, @@ -81,7 +81,8 @@ int checkout_fast_forward(struct repository *r, rollback_lock_file(&lock_file); return -1; } - init_tree_desc(t+i, trees[i]->buffer, trees[i]->size); + init_tree_desc(t+i, &trees[i]->object.oid, + trees[i]->buffer, trees[i]->size); } memset(&opts, 0, sizeof(opts)); diff --git a/object-file-convert.c b/object-file-convert.c new file mode 100644 index 0000000000..4f6189095b --- /dev/null +++ b/object-file-convert.c @@ -0,0 +1,277 @@ +#include "git-compat-util.h" +#include "gettext.h" +#include "strbuf.h" +#include "hex.h" +#include "repository.h" +#include "hash-ll.h" +#include "hash.h" +#include "object.h" +#include "loose.h" +#include "commit.h" +#include "gpg-interface.h" +#include "object-file-convert.h" + +int repo_oid_to_algop(struct repository *repo, const struct object_id *src, + const struct git_hash_algo *to, struct object_id *dest) +{ + /* + * If the source algorithm is not set, then we're using the + * default hash algorithm for that object. + */ + const struct git_hash_algo *from = + src->algo ? &hash_algos[src->algo] : repo->hash_algo; + + if (from == to) { + if (src != dest) + oidcpy(dest, src); + return 0; + } + if (repo_loose_object_map_oid(repo, src, to, dest)) { + /* + * We may have loaded the object map at repo initialization but + * another process (perhaps upstream of a pipe from us) may have + * written a new object into the map. If the object is missing, + * let's reload the map to see if the object has appeared. + */ + repo_read_loose_object_map(repo); + if (repo_loose_object_map_oid(repo, src, to, dest)) + return -1; + } + return 0; +} + +static int decode_tree_entry_raw(struct object_id *oid, const char **path, + size_t *len, const struct git_hash_algo *algo, + const char *buf, unsigned long size) +{ + uint16_t mode; + const unsigned hashsz = algo->rawsz; + + if (size < hashsz + 3 || buf[size - (hashsz + 1)]) { + return -1; + } + + *path = parse_mode(buf, &mode); + if (!*path || !**path) + return -1; + *len = strlen(*path) + 1; + + oidread_algop(oid, (const unsigned char *)*path + *len, algo); + return 0; +} + +static int convert_tree_object(struct strbuf *out, + const struct git_hash_algo *from, + const struct git_hash_algo *to, + const char *buffer, size_t size) +{ + const char *p = buffer, *end = buffer + size; + + while (p < end) { + struct object_id entry_oid, mapped_oid; + const char *path = NULL; + size_t pathlen; + + if (decode_tree_entry_raw(&entry_oid, &path, &pathlen, from, p, + end - p)) + return error(_("failed to decode tree entry")); + if (repo_oid_to_algop(the_repository, &entry_oid, to, &mapped_oid)) + return error(_("failed to map tree entry for %s"), oid_to_hex(&entry_oid)); + strbuf_add(out, p, path - p); + strbuf_add(out, path, pathlen); + strbuf_add(out, mapped_oid.hash, to->rawsz); + p = path + pathlen + from->rawsz; + } + return 0; +} + +static int convert_tag_object(struct strbuf *out, + const struct git_hash_algo *from, + const struct git_hash_algo *to, + const char *buffer, size_t size) +{ + struct strbuf payload = STRBUF_INIT, oursig = STRBUF_INIT, othersig = STRBUF_INIT; + const int entry_len = from->hexsz + 7; + size_t payload_size; + struct object_id oid, mapped_oid; + const char *p; + + /* Consume the object line */ + if ((entry_len >= size) || + memcmp(buffer, "object ", 7) || buffer[entry_len] != '\n') + return error("bogus tag object"); + if (parse_oid_hex_algop(buffer + 7, &oid, &p, from) < 0) + return error("bad tag object ID"); + if (repo_oid_to_algop(the_repository, &oid, to, &mapped_oid)) + return error("unable to map tree %s in tag object", + oid_to_hex(&oid)); + size -= ((p + 1) - buffer); + buffer = p + 1; + + /* Is there a signature for our algorithm? */ + payload_size = parse_signed_buffer(buffer, size); + if (payload_size != size) { + /* Yes, there is. */ + strbuf_add(&oursig, buffer + payload_size, size - payload_size); + } + + /* Now, is there a signature for the other algorithm? */ + parse_buffer_signed_by_header(buffer, payload_size, &payload, &othersig, to); + /* + * Our payload is now in payload and we may have up to two signatrures + * in oursig and othersig. + */ + + /* Add some slop for longer signature header in the new algorithm. */ + strbuf_grow(out, (7 + to->hexsz + 1) + size + 7); + strbuf_addf(out, "object %s\n", oid_to_hex(&mapped_oid)); + strbuf_addbuf(out, &payload); + if (oursig.len) + add_header_signature(out, &oursig, from); + strbuf_addbuf(out, &othersig); + + strbuf_release(&payload); + strbuf_release(&othersig); + strbuf_release(&oursig); + return 0; +} + +static int convert_commit_object(struct strbuf *out, + const struct git_hash_algo *from, + const struct git_hash_algo *to, + const char *buffer, size_t size) +{ + const char *tail = buffer; + const char *bufptr = buffer; + const int tree_entry_len = from->hexsz + 5; + const int parent_entry_len = from->hexsz + 7; + struct object_id oid, mapped_oid; + const char *p, *eol; + + tail += size; + + while ((bufptr < tail) && (*bufptr != '\n')) { + eol = memchr(bufptr, '\n', tail - bufptr); + if (!eol) + return error(_("bad %s in commit"), "line"); + + if (((bufptr + 5) < eol) && !memcmp(bufptr, "tree ", 5)) + { + if (((bufptr + tree_entry_len) != eol) || + parse_oid_hex_algop(bufptr + 5, &oid, &p, from) || + (p != eol)) + return error(_("bad %s in commit"), "tree"); + + if (repo_oid_to_algop(the_repository, &oid, to, &mapped_oid)) + return error(_("unable to map %s %s in commit object"), + "tree", oid_to_hex(&oid)); + strbuf_addf(out, "tree %s\n", oid_to_hex(&mapped_oid)); + } + else if (((bufptr + 7) < eol) && !memcmp(bufptr, "parent ", 7)) + { + if (((bufptr + parent_entry_len) != eol) || + parse_oid_hex_algop(bufptr + 7, &oid, &p, from) || + (p != eol)) + return error(_("bad %s in commit"), "parent"); + + if (repo_oid_to_algop(the_repository, &oid, to, &mapped_oid)) + return error(_("unable to map %s %s in commit object"), + "parent", oid_to_hex(&oid)); + + strbuf_addf(out, "parent %s\n", oid_to_hex(&mapped_oid)); + } + else if (((bufptr + 9) < eol) && !memcmp(bufptr, "mergetag ", 9)) + { + struct strbuf tag = STRBUF_INIT, new_tag = STRBUF_INIT; + + /* Recover the tag object from the mergetag */ + strbuf_add(&tag, bufptr + 9, (eol - (bufptr + 9)) + 1); + + bufptr = eol + 1; + while ((bufptr < tail) && (*bufptr == ' ')) { + eol = memchr(bufptr, '\n', tail - bufptr); + if (!eol) { + strbuf_release(&tag); + return error(_("bad %s in commit"), "mergetag continuation"); + } + strbuf_add(&tag, bufptr + 1, (eol - (bufptr + 1)) + 1); + bufptr = eol + 1; + } + + /* Compute the new tag object */ + if (convert_tag_object(&new_tag, from, to, tag.buf, tag.len)) { + strbuf_release(&tag); + strbuf_release(&new_tag); + return -1; + } + + /* Write the new mergetag */ + strbuf_addstr(out, "mergetag"); + strbuf_add_lines(out, " ", new_tag.buf, new_tag.len); + strbuf_release(&tag); + strbuf_release(&new_tag); + } + else if (((bufptr + 7) < tail) && !memcmp(bufptr, "author ", 7)) + strbuf_add(out, bufptr, (eol - bufptr) + 1); + else if (((bufptr + 10) < tail) && !memcmp(bufptr, "committer ", 10)) + strbuf_add(out, bufptr, (eol - bufptr) + 1); + else if (((bufptr + 9) < tail) && !memcmp(bufptr, "encoding ", 9)) + strbuf_add(out, bufptr, (eol - bufptr) + 1); + else if (((bufptr + 6) < tail) && !memcmp(bufptr, "gpgsig", 6)) + strbuf_add(out, bufptr, (eol - bufptr) + 1); + else { + /* Unknown line fail it might embed an oid */ + return -1; + } + /* Consume any trailing continuation lines */ + bufptr = eol + 1; + while ((bufptr < tail) && (*bufptr == ' ')) { + eol = memchr(bufptr, '\n', tail - bufptr); + if (!eol) + return error(_("bad %s in commit"), "continuation"); + strbuf_add(out, bufptr, (eol - bufptr) + 1); + bufptr = eol + 1; + } + } + if (bufptr < tail) + strbuf_add(out, bufptr, tail - bufptr); + return 0; +} + +int convert_object_file(struct strbuf *outbuf, + const struct git_hash_algo *from, + const struct git_hash_algo *to, + const void *buf, size_t len, + enum object_type type, + int gentle) +{ + int ret; + + /* Don't call this function when no conversion is necessary */ + if ((from == to) || (type == OBJ_BLOB)) + BUG("Refusing noop object file conversion"); + + switch (type) { + case OBJ_COMMIT: + ret = convert_commit_object(outbuf, from, to, buf, len); + break; + case OBJ_TREE: + ret = convert_tree_object(outbuf, from, to, buf, len); + break; + case OBJ_TAG: + ret = convert_tag_object(outbuf, from, to, buf, len); + break; + default: + /* Not implemented yet, so fail. */ + ret = -1; + break; + } + if (!ret) + return 0; + if (gentle) { + strbuf_release(outbuf); + return ret; + } + die(_("Failed to convert object from %s to %s"), + from->name, to->name); +} diff --git a/object-file-convert.h b/object-file-convert.h new file mode 100644 index 0000000000..a4f802aa8e --- /dev/null +++ b/object-file-convert.h @@ -0,0 +1,24 @@ +#ifndef OBJECT_CONVERT_H +#define OBJECT_CONVERT_H + +struct repository; +struct object_id; +struct git_hash_algo; +struct strbuf; +#include "object.h" + +int repo_oid_to_algop(struct repository *repo, const struct object_id *src, + const struct git_hash_algo *to, struct object_id *dest); + +/* + * Convert an object file from one hash algorithm to another algorithm. + * Return -1 on failure, 0 on success. + */ +int convert_object_file(struct strbuf *outbuf, + const struct git_hash_algo *from, + const struct git_hash_algo *to, + const void *buf, size_t len, + enum object_type type, + int gentle); + +#endif /* OBJECT_CONVERT_H */ diff --git a/object-file.c b/object-file.c index 619f039ebc..610b1f465c 100644 --- a/object-file.c +++ b/object-file.c @@ -35,6 +35,8 @@ #include "setup.h" #include "submodule.h" #include "fsck.h" +#include "loose.h" +#include "object-file-convert.h" /* The maximum size for an object header. */ #define MAX_HEADER_LEN 32 @@ -1084,9 +1086,11 @@ int check_object_signature(struct repository *r, const struct object_id *oid, void *buf, unsigned long size, enum object_type type) { + const struct git_hash_algo *algo = + oid->algo ? &hash_algos[oid->algo] : r->hash_algo; struct object_id real_oid; - hash_object_file(r->hash_algo, buf, size, type, &real_oid); + hash_object_file(algo, buf, size, type, &real_oid); return !oideq(oid, &real_oid) ? -1 : 0; } @@ -1652,10 +1656,101 @@ static int do_oid_object_info_extended(struct repository *r, return 0; } +static int oid_object_info_convert(struct repository *r, + const struct object_id *input_oid, + struct object_info *input_oi, unsigned flags) +{ + const struct git_hash_algo *input_algo = &hash_algos[input_oid->algo]; + int do_die = flags & OBJECT_INFO_DIE_IF_CORRUPT; + struct strbuf type_name = STRBUF_INIT; + struct object_id oid, delta_base_oid; + struct object_info new_oi, *oi; + unsigned long size; + void *content; + int ret; + + if (repo_oid_to_algop(r, input_oid, the_hash_algo, &oid)) { + if (do_die) + die(_("missing mapping of %s to %s"), + oid_to_hex(input_oid), the_hash_algo->name); + return -1; + } + + /* Is new_oi needed? */ + oi = input_oi; + if (input_oi && (input_oi->delta_base_oid || input_oi->sizep || + input_oi->contentp)) { + new_oi = *input_oi; + /* Does delta_base_oid need to be converted? */ + if (input_oi->delta_base_oid) + new_oi.delta_base_oid = &delta_base_oid; + /* Will the attributes differ when converted? */ + if (input_oi->sizep || input_oi->contentp) { + new_oi.contentp = &content; + new_oi.sizep = &size; + new_oi.type_name = &type_name; + } + oi = &new_oi; + } + + ret = oid_object_info_extended(r, &oid, oi, flags); + if (ret) + return -1; + if (oi == input_oi) + return ret; + + if (new_oi.contentp) { + struct strbuf outbuf = STRBUF_INIT; + enum object_type type; + + type = type_from_string_gently(type_name.buf, type_name.len, + !do_die); + if (type == -1) + return -1; + if (type != OBJ_BLOB) { + ret = convert_object_file(&outbuf, + the_hash_algo, input_algo, + content, size, type, !do_die); + if (ret == -1) + return -1; + free(content); + size = outbuf.len; + content = strbuf_detach(&outbuf, NULL); + } + if (input_oi->sizep) + *input_oi->sizep = size; + if (input_oi->contentp) + *input_oi->contentp = content; + else + free(content); + if (input_oi->type_name) + *input_oi->type_name = type_name; + else + strbuf_release(&type_name); + } + if (new_oi.delta_base_oid == &delta_base_oid) { + if (repo_oid_to_algop(r, &delta_base_oid, input_algo, + input_oi->delta_base_oid)) { + if (do_die) + die(_("missing mapping of %s to %s"), + oid_to_hex(&delta_base_oid), + input_algo->name); + return -1; + } + } + input_oi->whence = new_oi.whence; + input_oi->u = new_oi.u; + return ret; +} + int oid_object_info_extended(struct repository *r, const struct object_id *oid, struct object_info *oi, unsigned flags) { int ret; + + if (oid->algo && (hash_algo_by_ptr(r->hash_algo) != oid->algo)) + return oid_object_info_convert(r, oid, oi, flags); + obj_read_lock(); ret = do_oid_object_info_extended(r, oid, oi, flags); obj_read_unlock(); @@ -1944,9 +2039,12 @@ static int start_loose_object_common(struct strbuf *tmp_file, const char *filename, unsigned flags, git_zstream *stream, unsigned char *buf, size_t buflen, - git_hash_ctx *c, + git_hash_ctx *c, git_hash_ctx *compat_c, char *hdr, int hdrlen) { + struct repository *repo = the_repository; + const struct git_hash_algo *algo = repo->hash_algo; + const struct git_hash_algo *compat = repo->compat_hash_algo; int fd; fd = create_tmpfile(tmp_file, filename); @@ -1966,14 +2064,18 @@ static int start_loose_object_common(struct strbuf *tmp_file, git_deflate_init(stream, zlib_compression_level); stream->next_out = buf; stream->avail_out = buflen; - the_hash_algo->init_fn(c); + algo->init_fn(c); + if (compat && compat_c) + compat->init_fn(compat_c); /* Start to feed header to zlib stream */ stream->next_in = (unsigned char *)hdr; stream->avail_in = hdrlen; while (git_deflate(stream, 0) == Z_OK) ; /* nothing */ - the_hash_algo->update_fn(c, hdr, hdrlen); + algo->update_fn(c, hdr, hdrlen); + if (compat && compat_c) + compat->update_fn(compat_c, hdr, hdrlen); return fd; } @@ -1982,16 +2084,21 @@ static int start_loose_object_common(struct strbuf *tmp_file, * Common steps for the inner git_deflate() loop for writing loose * objects. Returns what git_deflate() returns. */ -static int write_loose_object_common(git_hash_ctx *c, +static int write_loose_object_common(git_hash_ctx *c, git_hash_ctx *compat_c, git_zstream *stream, const int flush, unsigned char *in0, const int fd, unsigned char *compressed, const size_t compressed_len) { + struct repository *repo = the_repository; + const struct git_hash_algo *algo = repo->hash_algo; + const struct git_hash_algo *compat = repo->compat_hash_algo; int ret; ret = git_deflate(stream, flush ? Z_FINISH : 0); - the_hash_algo->update_fn(c, in0, stream->next_in - in0); + algo->update_fn(c, in0, stream->next_in - in0); + if (compat && compat_c) + compat->update_fn(compat_c, in0, stream->next_in - in0); if (write_in_full(fd, compressed, stream->next_out - compressed) < 0) die_errno(_("unable to write loose object file")); stream->next_out = compressed; @@ -2006,15 +2113,21 @@ static int write_loose_object_common(git_hash_ctx *c, * - End the compression of zlib stream. * - Get the calculated oid to "oid". */ -static int end_loose_object_common(git_hash_ctx *c, git_zstream *stream, - struct object_id *oid) +static int end_loose_object_common(git_hash_ctx *c, git_hash_ctx *compat_c, + git_zstream *stream, struct object_id *oid, + struct object_id *compat_oid) { + struct repository *repo = the_repository; + const struct git_hash_algo *algo = repo->hash_algo; + const struct git_hash_algo *compat = repo->compat_hash_algo; int ret; ret = git_deflate_end_gently(stream); if (ret != Z_OK) return ret; - the_hash_algo->final_oid_fn(oid, c); + algo->final_oid_fn(oid, c); + if (compat && compat_c) + compat->final_oid_fn(compat_oid, compat_c); return Z_OK; } @@ -2038,7 +2151,7 @@ static int write_loose_object(const struct object_id *oid, char *hdr, fd = start_loose_object_common(&tmp_file, filename.buf, flags, &stream, compressed, sizeof(compressed), - &c, hdr, hdrlen); + &c, NULL, hdr, hdrlen); if (fd < 0) return -1; @@ -2048,14 +2161,14 @@ static int write_loose_object(const struct object_id *oid, char *hdr, do { unsigned char *in0 = stream.next_in; - ret = write_loose_object_common(&c, &stream, 1, in0, fd, + ret = write_loose_object_common(&c, NULL, &stream, 1, in0, fd, compressed, sizeof(compressed)); } while (ret == Z_OK); if (ret != Z_STREAM_END) die(_("unable to deflate new object %s (%d)"), oid_to_hex(oid), ret); - ret = end_loose_object_common(&c, &stream, ¶no_oid); + ret = end_loose_object_common(&c, NULL, &stream, ¶no_oid, NULL); if (ret != Z_OK) die(_("deflateEnd on object %s failed (%d)"), oid_to_hex(oid), ret); @@ -2100,10 +2213,12 @@ static int freshen_packed_object(const struct object_id *oid) int stream_loose_object(struct input_stream *in_stream, size_t len, struct object_id *oid) { + const struct git_hash_algo *compat = the_repository->compat_hash_algo; + struct object_id compat_oid; int fd, ret, err = 0, flush = 0; unsigned char compressed[4096]; git_zstream stream; - git_hash_ctx c; + git_hash_ctx c, compat_c; struct strbuf tmp_file = STRBUF_INIT; struct strbuf filename = STRBUF_INIT; int dirlen; @@ -2127,7 +2242,7 @@ int stream_loose_object(struct input_stream *in_stream, size_t len, */ fd = start_loose_object_common(&tmp_file, filename.buf, 0, &stream, compressed, sizeof(compressed), - &c, hdr, hdrlen); + &c, &compat_c, hdr, hdrlen); if (fd < 0) { err = -1; goto cleanup; @@ -2145,7 +2260,7 @@ int stream_loose_object(struct input_stream *in_stream, size_t len, if (in_stream->is_finished) flush = 1; } - ret = write_loose_object_common(&c, &stream, flush, in0, fd, + ret = write_loose_object_common(&c, &compat_c, &stream, flush, in0, fd, compressed, sizeof(compressed)); /* * Unlike write_loose_object(), we do not have the entire @@ -2168,7 +2283,7 @@ int stream_loose_object(struct input_stream *in_stream, size_t len, */ if (ret != Z_STREAM_END) die(_("unable to stream deflate new object (%d)"), ret); - ret = end_loose_object_common(&c, &stream, oid); + ret = end_loose_object_common(&c, &compat_c, &stream, oid, &compat_oid); if (ret != Z_OK) die(_("deflateEnd on stream object failed (%d)"), ret); close_loose_object(fd, tmp_file.buf); @@ -2195,6 +2310,8 @@ int stream_loose_object(struct input_stream *in_stream, size_t len, } err = finalize_object_file(tmp_file.buf, filename.buf); + if (!err && compat) + err = repo_add_loose_object_map(the_repository, oid, &compat_oid); cleanup: strbuf_release(&tmp_file); strbuf_release(&filename); @@ -2203,19 +2320,42 @@ cleanup: int write_object_file_flags(const void *buf, unsigned long len, enum object_type type, struct object_id *oid, - unsigned flags) + struct object_id *compat_oid_in, unsigned flags) { + struct repository *repo = the_repository; + const struct git_hash_algo *algo = repo->hash_algo; + const struct git_hash_algo *compat = repo->compat_hash_algo; + struct object_id compat_oid; char hdr[MAX_HEADER_LEN]; int hdrlen = sizeof(hdr); + /* Generate compat_oid */ + if (compat) { + if (compat_oid_in) + oidcpy(&compat_oid, compat_oid_in); + else if (type == OBJ_BLOB) + hash_object_file(compat, buf, len, type, &compat_oid); + else { + struct strbuf converted = STRBUF_INIT; + convert_object_file(&converted, algo, compat, + buf, len, type, 0); + hash_object_file(compat, converted.buf, converted.len, + type, &compat_oid); + strbuf_release(&converted); + } + } + /* Normally if we have it in the pack then we do not bother writing * it out into .git/objects/??/?{38} file. */ - write_object_file_prepare(the_hash_algo, buf, len, type, oid, hdr, - &hdrlen); + write_object_file_prepare(algo, buf, len, type, oid, hdr, &hdrlen); if (freshen_packed_object(oid) || freshen_loose_object(oid)) return 0; - return write_loose_object(oid, hdr, hdrlen, buf, len, 0, flags); + if (write_loose_object(oid, hdr, hdrlen, buf, len, 0, flags)) + return -1; + if (compat) + return repo_add_loose_object_map(repo, oid, &compat_oid); + return 0; } int write_object_file_literally(const void *buf, unsigned long len, @@ -2223,7 +2363,27 @@ int write_object_file_literally(const void *buf, unsigned long len, unsigned flags) { char *header; + struct repository *repo = the_repository; + const struct git_hash_algo *algo = repo->hash_algo; + const struct git_hash_algo *compat = repo->compat_hash_algo; + struct object_id compat_oid; int hdrlen, status = 0; + int compat_type = -1; + + if (compat) { + compat_type = type_from_string_gently(type, -1, 1); + if (compat_type == OBJ_BLOB) + hash_object_file(compat, buf, len, compat_type, + &compat_oid); + else if (compat_type != -1) { + struct strbuf converted = STRBUF_INIT; + convert_object_file(&converted, algo, compat, + buf, len, compat_type, 0); + hash_object_file(compat, converted.buf, converted.len, + compat_type, &compat_oid); + strbuf_release(&converted); + } + } /* type string, SP, %lu of the length plus NUL must fit this */ hdrlen = strlen(type) + MAX_HEADER_LEN; @@ -2236,6 +2396,8 @@ int write_object_file_literally(const void *buf, unsigned long len, if (freshen_packed_object(oid) || freshen_loose_object(oid)) goto cleanup; status = write_loose_object(oid, header, hdrlen, buf, len, 0, 0); + if (compat_type != -1) + return repo_add_loose_object_map(repo, oid, &compat_oid); cleanup: free(header); @@ -2244,9 +2406,12 @@ cleanup: int force_object_loose(const struct object_id *oid, time_t mtime) { + struct repository *repo = the_repository; + const struct git_hash_algo *compat = repo->compat_hash_algo; void *buf; unsigned long len; struct object_info oi = OBJECT_INFO_INIT; + struct object_id compat_oid; enum object_type type; char hdr[MAX_HEADER_LEN]; int hdrlen; @@ -2259,8 +2424,15 @@ int force_object_loose(const struct object_id *oid, time_t mtime) oi.contentp = &buf; if (oid_object_info_extended(the_repository, oid, &oi, 0)) return error(_("cannot read object for %s"), oid_to_hex(oid)); + if (compat) { + if (repo_oid_to_algop(repo, oid, compat, &compat_oid)) + return error(_("cannot map object %s to %s"), + oid_to_hex(oid), compat->name); + } hdrlen = format_object_header(hdr, sizeof(hdr), type, len); ret = write_loose_object(oid, hdr, hdrlen, buf, len, mtime, 0); + if (!ret && compat) + ret = repo_add_loose_object_map(the_repository, oid, &compat_oid); free(buf); return ret; diff --git a/object-name.c b/object-name.c index bd77695d7e..523af6f64f 100644 --- a/object-name.c +++ b/object-name.c @@ -23,6 +23,7 @@ #include "midx.h" #include "commit-reach.h" #include "date.h" +#include "object-file-convert.h" static int get_oid_oneline(struct repository *r, const char *, struct object_id *, struct commit_list *); @@ -47,6 +48,7 @@ struct disambiguate_state { static void update_candidates(struct disambiguate_state *ds, const struct object_id *current) { + /* The hash algorithm of current has already been filtered */ if (ds->always_call_fn) { ds->ambiguous = ds->fn(ds->repo, current, ds->cb_data) ? 1 : 0; return; @@ -132,6 +134,8 @@ static void unique_in_midx(struct multi_pack_index *m, { uint32_t num, i, first = 0; const struct object_id *current = NULL; + int len = ds->len > ds->repo->hash_algo->hexsz ? + ds->repo->hash_algo->hexsz : ds->len; num = m->num_objects; if (!num) @@ -147,7 +151,7 @@ static void unique_in_midx(struct multi_pack_index *m, for (i = first; i < num && !ds->ambiguous; i++) { struct object_id oid; current = nth_midxed_object_oid(&oid, m, i); - if (!match_hash(ds->len, ds->bin_pfx.hash, current->hash)) + if (!match_hash(len, ds->bin_pfx.hash, current->hash)) break; update_candidates(ds, current); } @@ -157,6 +161,8 @@ static void unique_in_pack(struct packed_git *p, struct disambiguate_state *ds) { uint32_t num, i, first = 0; + int len = ds->len > ds->repo->hash_algo->hexsz ? + ds->repo->hash_algo->hexsz : ds->len; if (p->multi_pack_index) return; @@ -175,7 +181,7 @@ static void unique_in_pack(struct packed_git *p, for (i = first; i < num && !ds->ambiguous; i++) { struct object_id oid; nth_packed_object_id(&oid, p, i); - if (!match_hash(ds->len, ds->bin_pfx.hash, oid.hash)) + if (!match_hash(len, ds->bin_pfx.hash, oid.hash)) break; update_candidates(ds, &oid); } @@ -186,6 +192,10 @@ static void find_short_packed_object(struct disambiguate_state *ds) struct multi_pack_index *m; struct packed_git *p; + /* Skip, unless oids from the storage hash algorithm are wanted */ + if (ds->bin_pfx.algo && (&hash_algos[ds->bin_pfx.algo] != ds->repo->hash_algo)) + return; + for (m = get_multi_pack_index(ds->repo); m && !ds->ambiguous; m = m->next) unique_in_midx(m, ds); @@ -324,11 +334,12 @@ int set_disambiguate_hint_config(const char *var, const char *value) static int init_object_disambiguation(struct repository *r, const char *name, int len, + const struct git_hash_algo *algo, struct disambiguate_state *ds) { int i; - if (len < MINIMUM_ABBREV || len > the_hash_algo->hexsz) + if (len < MINIMUM_ABBREV || len > GIT_MAX_HEXSZ) return -1; memset(ds, 0, sizeof(*ds)); @@ -355,6 +366,7 @@ static int init_object_disambiguation(struct repository *r, ds->len = len; ds->hex_pfx[len] = '\0'; ds->repo = r; + ds->bin_pfx.algo = algo ? hash_algo_by_ptr(algo) : GIT_HASH_UNKNOWN; prepare_alt_odb(r); return 0; } @@ -489,9 +501,10 @@ static int repo_collect_ambiguous(struct repository *r UNUSED, return collect_ambiguous(oid, data); } -static int sort_ambiguous(const void *a, const void *b, void *ctx) +static int sort_ambiguous(const void *va, const void *vb, void *ctx) { struct repository *sort_ambiguous_repo = ctx; + const struct object_id *a = va, *b = vb; int a_type = oid_object_info(sort_ambiguous_repo, a, NULL); int b_type = oid_object_info(sort_ambiguous_repo, b, NULL); int a_type_sort; @@ -501,8 +514,12 @@ static int sort_ambiguous(const void *a, const void *b, void *ctx) * Sorts by hash within the same object type, just as * oid_array_for_each_unique() would do. */ - if (a_type == b_type) - return oidcmp(a, b); + if (a_type == b_type) { + if (a->algo == b->algo) + return oidcmp(a, b); + else + return a->algo > b->algo ? 1 : -1; + } /* * Between object types show tags, then commits, and finally @@ -531,8 +548,12 @@ static enum get_oid_result get_short_oid(struct repository *r, int status; struct disambiguate_state ds; int quietly = !!(flags & GET_OID_QUIETLY); + const struct git_hash_algo *algo = r->hash_algo; + + if (flags & GET_OID_HASH_ANY) + algo = NULL; - if (init_object_disambiguation(r, name, len, &ds) < 0) + if (init_object_disambiguation(r, name, len, algo, &ds) < 0) return -1; if (HAS_MULTI_BITS(flags & GET_OID_DISAMBIGUATORS)) @@ -586,7 +607,7 @@ static enum get_oid_result get_short_oid(struct repository *r, if (!ds.ambiguous) ds.fn = NULL; - repo_for_each_abbrev(r, ds.hex_pfx, collect_ambiguous, &collect); + repo_for_each_abbrev(r, ds.hex_pfx, algo, collect_ambiguous, &collect); sort_ambiguous_oid_array(r, &collect); if (oid_array_for_each(&collect, show_ambiguous_object, &out)) @@ -608,13 +629,14 @@ static enum get_oid_result get_short_oid(struct repository *r, } int repo_for_each_abbrev(struct repository *r, const char *prefix, + const struct git_hash_algo *algo, each_abbrev_fn fn, void *cb_data) { struct oid_array collect = OID_ARRAY_INIT; struct disambiguate_state ds; int ret; - if (init_object_disambiguation(r, prefix, strlen(prefix), &ds) < 0) + if (init_object_disambiguation(r, prefix, strlen(prefix), algo, &ds) < 0) return -1; ds.always_call_fn = 1; @@ -785,10 +807,12 @@ void strbuf_add_unique_abbrev(struct strbuf *sb, const struct object_id *oid, int repo_find_unique_abbrev_r(struct repository *r, char *hex, const struct object_id *oid, int len) { + const struct git_hash_algo *algo = + oid->algo ? &hash_algos[oid->algo] : r->hash_algo; struct disambiguate_state ds; struct min_abbrev_data mad; struct object_id oid_ret; - const unsigned hexsz = r->hash_algo->hexsz; + const unsigned hexsz = algo->hexsz; if (len < 0) { unsigned long count = repo_approximate_object_count(r); @@ -824,7 +848,7 @@ int repo_find_unique_abbrev_r(struct repository *r, char *hex, find_abbrev_len_packed(&mad); - if (init_object_disambiguation(r, hex, mad.cur_len, &ds) < 0) + if (init_object_disambiguation(r, hex, mad.cur_len, algo, &ds) < 0) return -1; ds.fn = repo_extend_abbrev_len; diff --git a/object-name.h b/object-name.h index 9ae5223071..064ddc97d1 100644 --- a/object-name.h +++ b/object-name.h @@ -67,7 +67,8 @@ enum get_oid_result get_oid_with_context(struct repository *repo, const char *st typedef int each_abbrev_fn(const struct object_id *oid, void *); -int repo_for_each_abbrev(struct repository *r, const char *prefix, each_abbrev_fn, void *); +int repo_for_each_abbrev(struct repository *r, const char *prefix, + const struct git_hash_algo *algo, each_abbrev_fn, void *); int set_disambiguate_hint_config(const char *var, const char *value); diff --git a/object-store-ll.h b/object-store-ll.h index 26a3895c82..c5f2bb2fc2 100644 --- a/object-store-ll.h +++ b/object-store-ll.h @@ -26,6 +26,9 @@ struct object_directory { uint32_t loose_objects_subdir_seen[8]; /* 256 bits */ struct oidtree *loose_objects_cache; + /* Map between object IDs for loose objects. */ + struct loose_object_map *loose_map; + /* * This is a temporary object store created by the tmp_objdir * facility. Disable ref updates since the objects in the store @@ -252,11 +255,11 @@ void hash_object_file(const struct git_hash_algo *algo, const void *buf, int write_object_file_flags(const void *buf, unsigned long len, enum object_type type, struct object_id *oid, - unsigned flags); + struct object_id *comapt_oid_in, unsigned flags); static inline int write_object_file(const void *buf, unsigned long len, enum object_type type, struct object_id *oid) { - return write_object_file_flags(buf, len, type, oid, 0); + return write_object_file_flags(buf, len, type, oid, NULL, 0); } int write_object_file_literally(const void *buf, unsigned long len, @@ -13,6 +13,7 @@ #include "alloc.h" #include "packfile.h" #include "commit-graph.h" +#include "loose.h" unsigned int get_max_object_index(void) { @@ -553,6 +554,7 @@ void free_object_directory(struct object_directory *odb) { free(odb->path); odb_clear_loose_cache(odb); + loose_object_map_clear(&odb->loose_map); free(odb); } @@ -190,6 +190,24 @@ void *create_object(struct repository *r, const struct object_id *oid, void *obj void *object_as_type(struct object *obj, enum object_type type, int quiet); + +static inline const char *parse_mode(const char *str, uint16_t *modep) +{ + unsigned char c; + unsigned int mode = 0; + + if (*str == ' ') + return NULL; + + while ((c = *str++) != ' ') { + if (c < '0' || c > '7') + return NULL; + mode = (mode << 3) + (c - '0'); + } + *modep = mode; + return str; +} + /* * Returns the object, having parsed it to find out what it is. * diff --git a/oid-array.c b/oid-array.c index 8e4717746c..1f36651754 100644 --- a/oid-array.c +++ b/oid-array.c @@ -6,12 +6,20 @@ void oid_array_append(struct oid_array *array, const struct object_id *oid) { ALLOC_GROW(array->oid, array->nr + 1, array->alloc); oidcpy(&array->oid[array->nr++], oid); + if (!oid->algo) + oid_set_algo(&array->oid[array->nr - 1], the_hash_algo); array->sorted = 0; } -static int void_hashcmp(const void *a, const void *b) +static int void_hashcmp(const void *va, const void *vb) { - return oidcmp(a, b); + const struct object_id *a = va, *b = vb; + int ret; + if (a->algo == b->algo) + ret = oidcmp(a, b); + else + ret = a->algo > b->algo ? 1 : -1; + return ret; } void oid_array_sort(struct oid_array *array) diff --git a/pack-bitmap-write.c b/pack-bitmap-write.c index 990a9498d7..c6c8f94cc5 100644 --- a/pack-bitmap-write.c +++ b/pack-bitmap-write.c @@ -370,7 +370,7 @@ static int fill_bitmap_tree(struct bitmap *bitmap, if (parse_tree(tree) < 0) die("unable to load tree object %s", oid_to_hex(&tree->object.oid)); - init_tree_desc(&desc, tree->buffer, tree->size); + init_tree_desc(&desc, &tree->object.oid, tree->buffer, tree->size); while (tree_entry(&desc, &entry)) { switch (object_type(entry.mode)) { diff --git a/packfile.c b/packfile.c index 84a005674d..d4df7fdeea 100644 --- a/packfile.c +++ b/packfile.c @@ -2249,7 +2249,8 @@ static int add_promisor_object(const struct object_id *oid, struct tree *tree = (struct tree *)obj; struct tree_desc desc; struct name_entry entry; - if (init_tree_desc_gently(&desc, tree->buffer, tree->size, 0)) + if (init_tree_desc_gently(&desc, &tree->object.oid, + tree->buffer, tree->size, 0)) /* * Error messages are given when packs are * verified, so do not print any here. diff --git a/parse-options.c b/parse-options.c index 63a99dea6e..30b9e68f8a 100644 --- a/parse-options.c +++ b/parse-options.c @@ -350,98 +350,107 @@ static int is_alias(struct parse_opt_ctx_t *ctx, return 0; } +struct parsed_option { + const struct option *option; + enum opt_parsed flags; +}; + +static void register_abbrev(struct parse_opt_ctx_t *p, + const struct option *option, enum opt_parsed flags, + struct parsed_option *abbrev, + struct parsed_option *ambiguous) +{ + if (p->flags & PARSE_OPT_KEEP_UNKNOWN_OPT) + return; + if (abbrev->option && + !(abbrev->flags == flags && is_alias(p, abbrev->option, option))) { + /* + * If this is abbreviated, it is + * ambiguous. So when there is no + * exact match later, we need to + * error out. + */ + ambiguous->option = abbrev->option; + ambiguous->flags = abbrev->flags; + } + abbrev->option = option; + abbrev->flags = flags; +} + static enum parse_opt_result parse_long_opt( struct parse_opt_ctx_t *p, const char *arg, const struct option *options) { const char *arg_end = strchrnul(arg, '='); - const struct option *abbrev_option = NULL, *ambiguous_option = NULL; - enum opt_parsed abbrev_flags = OPT_LONG, ambiguous_flags = OPT_LONG; - int allow_abbrev = !(p->flags & PARSE_OPT_KEEP_UNKNOWN_OPT); + const char *arg_start = arg; + enum opt_parsed flags = OPT_LONG; + int arg_starts_with_no_no = 0; + struct parsed_option abbrev = { .option = NULL, .flags = OPT_LONG }; + struct parsed_option ambiguous = { .option = NULL, .flags = OPT_LONG }; + + if (skip_prefix(arg_start, "no-", &arg_start)) { + if (skip_prefix(arg_start, "no-", &arg_start)) + arg_starts_with_no_no = 1; + else + flags |= OPT_UNSET; + } for (; options->type != OPTION_END; options++) { const char *rest, *long_name = options->long_name; - enum opt_parsed flags = OPT_LONG, opt_flags = OPT_LONG; + enum opt_parsed opt_flags = OPT_LONG; + int allow_unset = !(options->flags & PARSE_OPT_NONEG); if (options->type == OPTION_SUBCOMMAND) continue; if (!long_name) continue; - if (!starts_with(arg, "no-") && - !(options->flags & PARSE_OPT_NONEG) && - skip_prefix(long_name, "no-", &long_name)) + if (skip_prefix(long_name, "no-", &long_name)) opt_flags |= OPT_UNSET; + else if (arg_starts_with_no_no) + continue; - if (!skip_prefix(arg, long_name, &rest)) - rest = NULL; - if (!rest) { - /* abbreviated? */ - if (allow_abbrev && - !strncmp(long_name, arg, arg_end - arg)) { -is_abbreviated: - if (abbrev_option && - !is_alias(p, abbrev_option, options)) { - /* - * If this is abbreviated, it is - * ambiguous. So when there is no - * exact match later, we need to - * error out. - */ - ambiguous_option = abbrev_option; - ambiguous_flags = abbrev_flags; - } - if (!(flags & OPT_UNSET) && *arg_end) - p->opt = arg_end + 1; - abbrev_option = options; - abbrev_flags = flags ^ opt_flags; - continue; - } - /* negation allowed? */ - if (options->flags & PARSE_OPT_NONEG) - continue; - /* negated and abbreviated very much? */ - if (allow_abbrev && starts_with("no-", arg)) { - flags |= OPT_UNSET; - goto is_abbreviated; - } - /* negated? */ - if (!starts_with(arg, "no-")) - continue; - flags |= OPT_UNSET; - if (!skip_prefix(arg + 3, long_name, &rest)) { - /* abbreviated and negated? */ - if (allow_abbrev && - starts_with(long_name, arg + 3)) - goto is_abbreviated; - else - continue; - } - } - if (*rest) { - if (*rest != '=') + if (((flags ^ opt_flags) & OPT_UNSET) && !allow_unset) + continue; + + if (skip_prefix(arg_start, long_name, &rest)) { + if (*rest == '=') + p->opt = rest + 1; + else if (*rest) continue; - p->opt = rest + 1; + return get_value(p, options, flags ^ opt_flags); } - return get_value(p, options, flags ^ opt_flags); + + /* abbreviated? */ + if (!strncmp(long_name, arg_start, arg_end - arg_start)) + register_abbrev(p, options, flags ^ opt_flags, + &abbrev, &ambiguous); + + /* negated and abbreviated very much? */ + if (allow_unset && starts_with("no-", arg)) + register_abbrev(p, options, OPT_UNSET ^ opt_flags, + &abbrev, &ambiguous); } - if (disallow_abbreviated_options && (ambiguous_option || abbrev_option)) + if (disallow_abbreviated_options && (ambiguous.option || abbrev.option)) die("disallowed abbreviated or ambiguous option '%.*s'", (int)(arg_end - arg), arg); - if (ambiguous_option) { + if (ambiguous.option) { error(_("ambiguous option: %s " "(could be --%s%s or --%s%s)"), arg, - (ambiguous_flags & OPT_UNSET) ? "no-" : "", - ambiguous_option->long_name, - (abbrev_flags & OPT_UNSET) ? "no-" : "", - abbrev_option->long_name); + (ambiguous.flags & OPT_UNSET) ? "no-" : "", + ambiguous.option->long_name, + (abbrev.flags & OPT_UNSET) ? "no-" : "", + abbrev.option->long_name); return PARSE_OPT_HELP; } - if (abbrev_option) - return get_value(p, abbrev_option, abbrev_flags); + if (abbrev.option) { + if (*arg_end) + p->opt = arg_end + 1; + return get_value(p, abbrev.option, abbrev.flags); + } return PARSE_OPT_UNKNOWN; } @@ -39,7 +39,7 @@ static int tree_is_complete(const struct object_id *oid) tree->buffer = data; tree->size = size; } - init_tree_desc(&desc, tree->buffer, tree->size); + init_tree_desc(&desc, &tree->object.oid, tree->buffer, tree->size); complete = 1; while (tree_entry(&desc, &entry)) { if (!repo_has_object_file(the_repository, &entry.oid) || diff --git a/refs/reftable-backend.c b/refs/reftable-backend.c index 74dab18eda..e206d5a073 100644 --- a/refs/reftable-backend.c +++ b/refs/reftable-backend.c @@ -171,23 +171,6 @@ static int should_write_log(struct ref_store *refs, const char *refname) } } -static void clear_reftable_log_record(struct reftable_log_record *log) -{ - switch (log->value_type) { - case REFTABLE_LOG_UPDATE: - /* - * When we write log records, the hashes are owned by the - * caller and thus shouldn't be free'd. - */ - log->value.update.old_hash = NULL; - log->value.update.new_hash = NULL; - break; - case REFTABLE_LOG_DELETION: - break; - } - reftable_log_record_release(log); -} - static void fill_reftable_log_record(struct reftable_log_record *log) { const char *info = git_committer_info(0); @@ -1106,8 +1089,8 @@ static int write_transaction_table(struct reftable_writer *writer, void *cb_data fill_reftable_log_record(log); log->update_index = ts; log->refname = xstrdup(u->refname); - log->value.update.new_hash = u->new_oid.hash; - log->value.update.old_hash = tx_update->current_oid.hash; + memcpy(log->value.update.new_hash, u->new_oid.hash, GIT_MAX_RAWSZ); + memcpy(log->value.update.old_hash, tx_update->current_oid.hash, GIT_MAX_RAWSZ); log->value.update.message = xstrndup(u->msg, arg->refs->write_options.block_size / 2); } @@ -1162,7 +1145,7 @@ static int write_transaction_table(struct reftable_writer *writer, void *cb_data done: assert(ret != REFTABLE_API_ERROR); for (i = 0; i < logs_nr; i++) - clear_reftable_log_record(&logs[i]); + reftable_log_record_release(&logs[i]); free(logs); return ret; } @@ -1279,13 +1262,13 @@ static int write_create_symref_table(struct reftable_writer *writer, void *cb_da log.update_index = ts; log.value.update.message = xstrndup(create->logmsg, create->refs->write_options.block_size / 2); - log.value.update.new_hash = new_oid.hash; + memcpy(log.value.update.new_hash, new_oid.hash, GIT_MAX_RAWSZ); if (refs_resolve_ref_unsafe(&create->refs->base, create->refname, RESOLVE_REF_READING, &old_oid, NULL)) - log.value.update.old_hash = old_oid.hash; + memcpy(log.value.update.old_hash, old_oid.hash, GIT_MAX_RAWSZ); ret = reftable_writer_add_log(writer, &log); - clear_reftable_log_record(&log); + reftable_log_record_release(&log); return ret; } @@ -1424,7 +1407,7 @@ static int write_copy_table(struct reftable_writer *writer, void *cb_data) logs[logs_nr].update_index = deletion_ts; logs[logs_nr].value.update.message = xstrndup(arg->logmsg, arg->refs->write_options.block_size / 2); - logs[logs_nr].value.update.old_hash = old_ref.value.val1; + memcpy(logs[logs_nr].value.update.old_hash, old_ref.value.val1, GIT_MAX_RAWSZ); logs_nr++; ret = read_ref_without_reload(arg->stack, "HEAD", &head_oid, &head_referent, &head_type); @@ -1456,7 +1439,7 @@ static int write_copy_table(struct reftable_writer *writer, void *cb_data) logs[logs_nr].update_index = creation_ts; logs[logs_nr].value.update.message = xstrndup(arg->logmsg, arg->refs->write_options.block_size / 2); - logs[logs_nr].value.update.new_hash = old_ref.value.val1; + memcpy(logs[logs_nr].value.update.new_hash, old_ref.value.val1, GIT_MAX_RAWSZ); logs_nr++; /* @@ -1519,10 +1502,6 @@ done: for (i = 0; i < logs_nr; i++) { if (!strcmp(logs[i].refname, "HEAD")) continue; - if (logs[i].value.update.old_hash == old_ref.value.val1) - logs[i].value.update.old_hash = NULL; - if (logs[i].value.update.new_hash == old_ref.value.val1) - logs[i].value.update.new_hash = NULL; logs[i].refname = NULL; reftable_log_record_release(&logs[i]); } @@ -1600,7 +1579,7 @@ struct reftable_reflog_iterator { struct reftable_ref_store *refs; struct reftable_iterator iter; struct reftable_log_record log; - char *last_name; + struct strbuf last_name; int err; }; @@ -1619,15 +1598,15 @@ static int reftable_reflog_iterator_advance(struct ref_iterator *ref_iterator) * we've already produced this name. This could be faster by * seeking directly to reflog@update_index==0. */ - if (iter->last_name && !strcmp(iter->log.refname, iter->last_name)) + if (!strcmp(iter->log.refname, iter->last_name.buf)) continue; if (check_refname_format(iter->log.refname, REFNAME_ALLOW_ONELEVEL)) continue; - free(iter->last_name); - iter->last_name = xstrdup(iter->log.refname); + strbuf_reset(&iter->last_name); + strbuf_addstr(&iter->last_name, iter->log.refname); iter->base.refname = iter->log.refname; break; @@ -1660,7 +1639,7 @@ static int reftable_reflog_iterator_abort(struct ref_iterator *ref_iterator) (struct reftable_reflog_iterator *)ref_iterator; reftable_log_record_release(&iter->log); reftable_iterator_destroy(&iter->iter); - free(iter->last_name); + strbuf_release(&iter->last_name); free(iter); return ITER_DONE; } @@ -1680,13 +1659,14 @@ static struct reftable_reflog_iterator *reflog_iterator_for_stack(struct reftabl iter = xcalloc(1, sizeof(*iter)); base_ref_iterator_init(&iter->base, &reftable_reflog_iterator_vtable); + strbuf_init(&iter->last_name, 0); iter->refs = refs; ret = refs->err; if (ret) goto done; - ret = reftable_stack_reload(refs->main_stack); + ret = reftable_stack_reload(stack); if (ret < 0) goto done; @@ -2184,7 +2164,7 @@ static int reftable_be_reflog_expire(struct ref_store *ref_store, dest->value_type = REFTABLE_LOG_DELETION; } else { if ((flags & EXPIRE_REFLOGS_REWRITE) && last_hash) - dest->value.update.old_hash = last_hash; + memcpy(dest->value.update.old_hash, last_hash, GIT_MAX_RAWSZ); last_hash = logs[i].value.update.new_hash; } } diff --git a/reftable/block.c b/reftable/block.c index ad9074dba6..e2a2cee58d 100644 --- a/reftable/block.c +++ b/reftable/block.c @@ -301,7 +301,7 @@ static int restart_key_less(size_t idx, void *args) result = strbuf_cmp(&a->key, &rkey); strbuf_release(&rkey); - return result; + return result < 0; } void block_iter_copy_from(struct block_iter *dest, struct block_iter *src) @@ -332,7 +332,8 @@ int block_iter_next(struct block_iter *it, struct reftable_record *rec) return REFTABLE_FORMAT_ERROR; string_view_consume(&in, n); - n = reftable_record_decode(rec, it->last_key, extra, in, it->br->hash_size); + n = reftable_record_decode(rec, it->last_key, extra, in, it->br->hash_size, + &it->scratch); if (n < 0) return -1; string_view_consume(&in, n); @@ -369,6 +370,7 @@ int block_iter_seek(struct block_iter *it, struct strbuf *want) void block_iter_close(struct block_iter *it) { strbuf_release(&it->last_key); + strbuf_release(&it->scratch); } int block_reader_seek(struct block_reader *br, struct block_iter *it, diff --git a/reftable/block.h b/reftable/block.h index 51699af233..47acc62c0a 100644 --- a/reftable/block.h +++ b/reftable/block.h @@ -84,10 +84,12 @@ struct block_iter { /* key for last entry we read. */ struct strbuf last_key; + struct strbuf scratch; }; #define BLOCK_ITER_INIT { \ .last_key = STRBUF_INIT, \ + .scratch = STRBUF_INIT, \ } /* initializes a block reader. */ diff --git a/reftable/merged_test.c b/reftable/merged_test.c index d0f77a3b8f..530fc82d1c 100644 --- a/reftable/merged_test.c +++ b/reftable/merged_test.c @@ -289,16 +289,13 @@ merged_table_from_log_records(struct reftable_log_record **logs, static void test_merged_logs(void) { - uint8_t hash1[GIT_SHA1_RAWSZ] = { 1 }; - uint8_t hash2[GIT_SHA1_RAWSZ] = { 2 }; - uint8_t hash3[GIT_SHA1_RAWSZ] = { 3 }; struct reftable_log_record r1[] = { { .refname = "a", .update_index = 2, .value_type = REFTABLE_LOG_UPDATE, .value.update = { - .old_hash = hash2, + .old_hash = { 2 }, /* deletion */ .name = "jane doe", .email = "jane@invalid", @@ -310,8 +307,8 @@ static void test_merged_logs(void) .update_index = 1, .value_type = REFTABLE_LOG_UPDATE, .value.update = { - .old_hash = hash1, - .new_hash = hash2, + .old_hash = { 1 }, + .new_hash = { 2 }, .name = "jane doe", .email = "jane@invalid", .message = "message1", @@ -324,7 +321,7 @@ static void test_merged_logs(void) .update_index = 3, .value_type = REFTABLE_LOG_UPDATE, .value.update = { - .new_hash = hash3, + .new_hash = { 3 }, .name = "jane doe", .email = "jane@invalid", .message = "message3", diff --git a/reftable/readwrite_test.c b/reftable/readwrite_test.c index 363fe0f998..a6dbd214c5 100644 --- a/reftable/readwrite_test.c +++ b/reftable/readwrite_test.c @@ -77,18 +77,15 @@ static void write_table(char ***names, struct strbuf *buf, int N, } for (i = 0; i < N; i++) { - uint8_t hash[GIT_SHA256_RAWSZ] = { 0 }; char name[100]; int n; - set_test_hash(hash, i); - snprintf(name, sizeof(name), "refs/heads/branch%02d", i); log.refname = name; log.update_index = update_index; log.value_type = REFTABLE_LOG_UPDATE; - log.value.update.new_hash = hash; + set_test_hash(log.value.update.new_hash, i); log.value.update.message = "message"; n = reftable_writer_add_log(w, &log); @@ -137,13 +134,10 @@ static void test_log_buffer_size(void) /* This tests buffer extension for log compression. Must use a random hash, to ensure that the compressed part is larger than the original. */ - uint8_t hash1[GIT_SHA1_RAWSZ], hash2[GIT_SHA1_RAWSZ]; for (i = 0; i < GIT_SHA1_RAWSZ; i++) { - hash1[i] = (uint8_t)(git_rand() % 256); - hash2[i] = (uint8_t)(git_rand() % 256); + log.value.update.old_hash[i] = (uint8_t)(git_rand() % 256); + log.value.update.new_hash[i] = (uint8_t)(git_rand() % 256); } - log.value.update.old_hash = hash1; - log.value.update.new_hash = hash2; reftable_writer_set_limits(w, update_index, update_index); err = reftable_writer_add_log(w, &log); EXPECT_ERR(err); @@ -161,25 +155,26 @@ static void test_log_overflow(void) .block_size = ARRAY_SIZE(msg), }; int err; - struct reftable_log_record - log = { .refname = "refs/heads/master", - .update_index = 0xa, - .value_type = REFTABLE_LOG_UPDATE, - .value = { .update = { - .name = "Han-Wen Nienhuys", - .email = "hanwen@google.com", - .tz_offset = 100, - .time = 0x5e430672, - .message = msg, - } } }; + struct reftable_log_record log = { + .refname = "refs/heads/master", + .update_index = 0xa, + .value_type = REFTABLE_LOG_UPDATE, + .value = { + .update = { + .old_hash = { 1 }, + .new_hash = { 2 }, + .name = "Han-Wen Nienhuys", + .email = "hanwen@google.com", + .tz_offset = 100, + .time = 0x5e430672, + .message = msg, + }, + }, + }; struct reftable_writer *w = reftable_new_writer(&strbuf_add_void, &noop_flush, &buf, &opts); - uint8_t hash1[GIT_SHA1_RAWSZ] = {1}, hash2[GIT_SHA1_RAWSZ] = { 2 }; - memset(msg, 'x', sizeof(msg) - 1); - log.value.update.old_hash = hash1; - log.value.update.new_hash = hash2; reftable_writer_set_limits(w, update_index, update_index); err = reftable_writer_add_log(w, &log); EXPECT(err == REFTABLE_ENTRY_TOO_BIG_ERROR); @@ -219,16 +214,13 @@ static void test_log_write_read(void) EXPECT_ERR(err); } for (i = 0; i < N; i++) { - uint8_t hash1[GIT_SHA1_RAWSZ], hash2[GIT_SHA1_RAWSZ]; struct reftable_log_record log = { NULL }; - set_test_hash(hash1, i); - set_test_hash(hash2, i + 1); log.refname = names[i]; log.update_index = i; log.value_type = REFTABLE_LOG_UPDATE; - log.value.update.old_hash = hash1; - log.value.update.new_hash = hash2; + set_test_hash(log.value.update.old_hash, i); + set_test_hash(log.value.update.new_hash, i + 1); err = reftable_writer_add_log(w, &log); EXPECT_ERR(err); @@ -298,18 +290,15 @@ static void test_log_zlib_corruption(void) struct reftable_writer *w = reftable_new_writer(&strbuf_add_void, &noop_flush, &buf, &opts); const struct reftable_stats *stats = NULL; - uint8_t hash1[GIT_SHA1_RAWSZ] = { 1 }; - uint8_t hash2[GIT_SHA1_RAWSZ] = { 2 }; char message[100] = { 0 }; int err, i, n; - struct reftable_log_record log = { .refname = "refname", .value_type = REFTABLE_LOG_UPDATE, .value = { .update = { - .new_hash = hash1, - .old_hash = hash2, + .new_hash = { 1 }, + .old_hash = { 2 }, .name = "My Name", .email = "myname@invalid", .message = message, @@ -821,13 +810,12 @@ static void test_write_multiple_indices(void) } for (i = 0; i < 100; i++) { - unsigned char hash[GIT_SHA1_RAWSZ] = {i}; struct reftable_log_record log = { .update_index = 1, .value_type = REFTABLE_LOG_UPDATE, .value.update = { - .old_hash = hash, - .new_hash = hash, + .old_hash = { i }, + .new_hash = { i }, }, }; diff --git a/reftable/record.c b/reftable/record.c index 367de04600..23b497adab 100644 --- a/reftable/record.c +++ b/reftable/record.c @@ -374,7 +374,7 @@ static int reftable_ref_record_encode(const void *rec, struct string_view s, static int reftable_ref_record_decode(void *rec, struct strbuf key, uint8_t val_type, struct string_view in, - int hash_size) + int hash_size, struct strbuf *scratch) { struct reftable_ref_record *r = rec; struct string_view start = in; @@ -425,13 +425,12 @@ static int reftable_ref_record_decode(void *rec, struct strbuf key, break; case REFTABLE_REF_SYMREF: { - struct strbuf dest = STRBUF_INIT; - int n = decode_string(&dest, in); + int n = decode_string(scratch, in); if (n < 0) { return -1; } string_view_consume(&in, n); - r->value.symref = dest.buf; + r->value.symref = strbuf_detach(scratch, NULL); } break; case REFTABLE_REF_DELETION: @@ -579,7 +578,7 @@ static int reftable_obj_record_encode(const void *rec, struct string_view s, static int reftable_obj_record_decode(void *rec, struct strbuf key, uint8_t val_type, struct string_view in, - int hash_size) + int hash_size, struct strbuf *scratch UNUSED) { struct string_view start = in; struct reftable_obj_record *r = rec; @@ -588,6 +587,8 @@ static int reftable_obj_record_decode(void *rec, struct strbuf key, uint64_t last; int j; + reftable_obj_record_release(r); + REFTABLE_ALLOC_ARRAY(r->hash_prefix, key.len); memcpy(r->hash_prefix, key.buf, key.len); r->hash_prefix_len = key.len; @@ -763,16 +764,10 @@ static void reftable_log_record_copy_from(void *rec, const void *src_rec, xstrdup(dst->value.update.message); } - if (dst->value.update.new_hash) { - REFTABLE_ALLOC_ARRAY(dst->value.update.new_hash, hash_size); - memcpy(dst->value.update.new_hash, - src->value.update.new_hash, hash_size); - } - if (dst->value.update.old_hash) { - REFTABLE_ALLOC_ARRAY(dst->value.update.old_hash, hash_size); - memcpy(dst->value.update.old_hash, - src->value.update.old_hash, hash_size); - } + memcpy(dst->value.update.new_hash, + src->value.update.new_hash, hash_size); + memcpy(dst->value.update.old_hash, + src->value.update.old_hash, hash_size); break; } } @@ -790,8 +785,6 @@ void reftable_log_record_release(struct reftable_log_record *r) case REFTABLE_LOG_DELETION: break; case REFTABLE_LOG_UPDATE: - reftable_free(r->value.update.new_hash); - reftable_free(r->value.update.old_hash); reftable_free(r->value.update.name); reftable_free(r->value.update.email); reftable_free(r->value.update.message); @@ -808,33 +801,20 @@ static uint8_t reftable_log_record_val_type(const void *rec) return reftable_log_record_is_deletion(log) ? 0 : 1; } -static uint8_t zero[GIT_SHA256_RAWSZ] = { 0 }; - static int reftable_log_record_encode(const void *rec, struct string_view s, int hash_size) { const struct reftable_log_record *r = rec; struct string_view start = s; int n = 0; - uint8_t *oldh = NULL; - uint8_t *newh = NULL; if (reftable_log_record_is_deletion(r)) return 0; - oldh = r->value.update.old_hash; - newh = r->value.update.new_hash; - if (!oldh) { - oldh = zero; - } - if (!newh) { - newh = zero; - } - if (s.len < 2 * hash_size) return -1; - memcpy(s.buf, oldh, hash_size); - memcpy(s.buf + hash_size, newh, hash_size); + memcpy(s.buf, r->value.update.old_hash, hash_size); + memcpy(s.buf + hash_size, r->value.update.new_hash, hash_size); string_view_consume(&s, 2 * hash_size); n = encode_string(r->value.update.name ? r->value.update.name : "", s); @@ -870,19 +850,18 @@ static int reftable_log_record_encode(const void *rec, struct string_view s, static int reftable_log_record_decode(void *rec, struct strbuf key, uint8_t val_type, struct string_view in, - int hash_size) + int hash_size, struct strbuf *scratch) { struct string_view start = in; struct reftable_log_record *r = rec; uint64_t max = 0; uint64_t ts = 0; - struct strbuf dest = STRBUF_INIT; int n; if (key.len <= 9 || key.buf[key.len - 9] != 0) return REFTABLE_FORMAT_ERROR; - r->refname = reftable_realloc(r->refname, key.len - 8); + REFTABLE_ALLOC_GROW(r->refname, key.len - 8, r->refname_cap); memcpy(r->refname, key.buf, key.len - 8); ts = get_be64(key.buf + key.len - 8); @@ -891,9 +870,8 @@ static int reftable_log_record_decode(void *rec, struct strbuf key, if (val_type != r->value_type) { switch (r->value_type) { case REFTABLE_LOG_UPDATE: - FREE_AND_NULL(r->value.update.old_hash); - FREE_AND_NULL(r->value.update.new_hash); FREE_AND_NULL(r->value.update.message); + r->value.update.message_cap = 0; FREE_AND_NULL(r->value.update.email); FREE_AND_NULL(r->value.update.name); break; @@ -909,36 +887,43 @@ static int reftable_log_record_decode(void *rec, struct strbuf key, if (in.len < 2 * hash_size) return REFTABLE_FORMAT_ERROR; - r->value.update.old_hash = - reftable_realloc(r->value.update.old_hash, hash_size); - r->value.update.new_hash = - reftable_realloc(r->value.update.new_hash, hash_size); - memcpy(r->value.update.old_hash, in.buf, hash_size); memcpy(r->value.update.new_hash, in.buf + hash_size, hash_size); string_view_consume(&in, 2 * hash_size); - n = decode_string(&dest, in); + n = decode_string(scratch, in); if (n < 0) goto done; string_view_consume(&in, n); - r->value.update.name = - reftable_realloc(r->value.update.name, dest.len + 1); - memcpy(r->value.update.name, dest.buf, dest.len); - r->value.update.name[dest.len] = 0; + /* + * In almost all cases we can expect the reflog name to not change for + * reflog entries as they are tied to the local identity, not to the + * target commits. As an optimization for this common case we can thus + * skip copying over the name in case it's accurate already. + */ + if (!r->value.update.name || + strcmp(r->value.update.name, scratch->buf)) { + r->value.update.name = + reftable_realloc(r->value.update.name, scratch->len + 1); + memcpy(r->value.update.name, scratch->buf, scratch->len); + r->value.update.name[scratch->len] = 0; + } - strbuf_reset(&dest); - n = decode_string(&dest, in); + n = decode_string(scratch, in); if (n < 0) goto done; string_view_consume(&in, n); - r->value.update.email = - reftable_realloc(r->value.update.email, dest.len + 1); - memcpy(r->value.update.email, dest.buf, dest.len); - r->value.update.email[dest.len] = 0; + /* Same as above, but for the reflog email. */ + if (!r->value.update.email || + strcmp(r->value.update.email, scratch->buf)) { + r->value.update.email = + reftable_realloc(r->value.update.email, scratch->len + 1); + memcpy(r->value.update.email, scratch->buf, scratch->len); + r->value.update.email[scratch->len] = 0; + } ts = 0; n = get_var_int(&ts, &in); @@ -952,22 +937,19 @@ static int reftable_log_record_decode(void *rec, struct strbuf key, r->value.update.tz_offset = get_be16(in.buf); string_view_consume(&in, 2); - strbuf_reset(&dest); - n = decode_string(&dest, in); + n = decode_string(scratch, in); if (n < 0) goto done; string_view_consume(&in, n); - r->value.update.message = - reftable_realloc(r->value.update.message, dest.len + 1); - memcpy(r->value.update.message, dest.buf, dest.len); - r->value.update.message[dest.len] = 0; + REFTABLE_ALLOC_GROW(r->value.update.message, scratch->len + 1, + r->value.update.message_cap); + memcpy(r->value.update.message, scratch->buf, scratch->len); + r->value.update.message[scratch->len] = 0; - strbuf_release(&dest); return start.len - in.len; done: - strbuf_release(&dest); return REFTABLE_FORMAT_ERROR; } @@ -983,17 +965,6 @@ static int null_streq(char *a, char *b) return 0 == strcmp(a, b); } -static int zero_hash_eq(uint8_t *a, uint8_t *b, int sz) -{ - if (!a) - a = zero; - - if (!b) - b = zero; - - return !memcmp(a, b, sz); -} - static int reftable_log_record_equal_void(const void *a, const void *b, int hash_size) { @@ -1037,10 +1008,10 @@ int reftable_log_record_equal(const struct reftable_log_record *a, b->value.update.email) && null_streq(a->value.update.message, b->value.update.message) && - zero_hash_eq(a->value.update.old_hash, - b->value.update.old_hash, hash_size) && - zero_hash_eq(a->value.update.new_hash, - b->value.update.new_hash, hash_size); + !memcmp(a->value.update.old_hash, + b->value.update.old_hash, hash_size) && + !memcmp(a->value.update.new_hash, + b->value.update.new_hash, hash_size); } abort(); @@ -1118,7 +1089,7 @@ static int reftable_index_record_encode(const void *rec, struct string_view out, static int reftable_index_record_decode(void *rec, struct strbuf key, uint8_t val_type, struct string_view in, - int hash_size) + int hash_size, struct strbuf *scratch UNUSED) { struct string_view start = in; struct reftable_index_record *r = rec; @@ -1199,10 +1170,12 @@ uint8_t reftable_record_val_type(struct reftable_record *rec) } int reftable_record_decode(struct reftable_record *rec, struct strbuf key, - uint8_t extra, struct string_view src, int hash_size) + uint8_t extra, struct string_view src, int hash_size, + struct strbuf *scratch) { return reftable_record_vtable(rec)->decode(reftable_record_data(rec), - key, extra, src, hash_size); + key, extra, src, hash_size, + scratch); } void reftable_record_release(struct reftable_record *rec) diff --git a/reftable/record.h b/reftable/record.h index 5e8304e052..826ee1c55c 100644 --- a/reftable/record.h +++ b/reftable/record.h @@ -55,7 +55,8 @@ struct reftable_record_vtable { /* decode data from `src` into the record. */ int (*decode)(void *rec, struct strbuf key, uint8_t extra, - struct string_view src, int hash_size); + struct string_view src, int hash_size, + struct strbuf *scratch); /* deallocate and null the record. */ void (*release)(void *rec); @@ -138,7 +139,7 @@ int reftable_record_encode(struct reftable_record *rec, struct string_view dest, int hash_size); int reftable_record_decode(struct reftable_record *rec, struct strbuf key, uint8_t extra, struct string_view src, - int hash_size); + int hash_size, struct strbuf *scratch); int reftable_record_is_deletion(struct reftable_record *rec); static inline uint8_t reftable_record_type(struct reftable_record *rec) diff --git a/reftable/record_test.c b/reftable/record_test.c index 89209894d8..c158ee79ff 100644 --- a/reftable/record_test.c +++ b/reftable/record_test.c @@ -99,6 +99,7 @@ static void set_hash(uint8_t *h, int j) static void test_reftable_ref_record_roundtrip(void) { + struct strbuf scratch = STRBUF_INIT; int i = 0; for (i = REFTABLE_REF_DELETION; i < REFTABLE_NR_REF_VALUETYPES; i++) { @@ -140,7 +141,7 @@ static void test_reftable_ref_record_roundtrip(void) EXPECT(n > 0); /* decode into a non-zero reftable_record to test for leaks. */ - m = reftable_record_decode(&out, key, i, dest, GIT_SHA1_RAWSZ); + m = reftable_record_decode(&out, key, i, dest, GIT_SHA1_RAWSZ, &scratch); EXPECT(n == m); EXPECT(reftable_ref_record_equal(&in.u.ref, &out.u.ref, @@ -150,6 +151,8 @@ static void test_reftable_ref_record_roundtrip(void) strbuf_release(&key); reftable_record_release(&out); } + + strbuf_release(&scratch); } static void test_reftable_log_record_equal(void) @@ -175,7 +178,6 @@ static void test_reftable_log_record_equal(void) static void test_reftable_log_record_roundtrip(void) { int i; - struct reftable_log_record in[] = { { .refname = xstrdup("refs/heads/master"), @@ -183,8 +185,6 @@ static void test_reftable_log_record_roundtrip(void) .value_type = REFTABLE_LOG_UPDATE, .value = { .update = { - .old_hash = reftable_malloc(GIT_SHA1_RAWSZ), - .new_hash = reftable_malloc(GIT_SHA1_RAWSZ), .name = xstrdup("han-wen"), .email = xstrdup("hanwen@google.com"), .message = xstrdup("test"), @@ -202,15 +202,10 @@ static void test_reftable_log_record_roundtrip(void) .refname = xstrdup("branch"), .update_index = 33, .value_type = REFTABLE_LOG_UPDATE, - .value = { - .update = { - .old_hash = reftable_malloc(GIT_SHA1_RAWSZ), - .new_hash = reftable_malloc(GIT_SHA1_RAWSZ), - /* rest of fields left empty. */ - }, - }, } }; + struct strbuf scratch = STRBUF_INIT; + set_test_hash(in[0].value.update.new_hash, 1); set_test_hash(in[0].value.update.old_hash, 2); set_test_hash(in[2].value.update.new_hash, 3); @@ -231,8 +226,6 @@ static void test_reftable_log_record_roundtrip(void) .value_type = REFTABLE_LOG_UPDATE, .value = { .update = { - .new_hash = reftable_calloc(GIT_SHA1_RAWSZ, 1), - .old_hash = reftable_calloc(GIT_SHA1_RAWSZ, 1), .name = xstrdup("old name"), .email = xstrdup("old@email"), .message = xstrdup("old message"), @@ -252,7 +245,7 @@ static void test_reftable_log_record_roundtrip(void) EXPECT(n >= 0); valtype = reftable_record_val_type(&rec); m = reftable_record_decode(&out, key, valtype, dest, - GIT_SHA1_RAWSZ); + GIT_SHA1_RAWSZ, &scratch); EXPECT(n == m); EXPECT(reftable_log_record_equal(&in[i], &out.u.log, @@ -261,6 +254,8 @@ static void test_reftable_log_record_roundtrip(void) strbuf_release(&key); reftable_record_release(&out); } + + strbuf_release(&scratch); } static void test_u24_roundtrip(void) @@ -310,23 +305,27 @@ static void test_reftable_obj_record_roundtrip(void) { uint8_t testHash1[GIT_SHA1_RAWSZ] = { 1, 2, 3, 4, 0 }; uint64_t till9[] = { 1, 2, 3, 4, 500, 600, 700, 800, 9000 }; - struct reftable_obj_record recs[3] = { { - .hash_prefix = testHash1, - .hash_prefix_len = 5, - .offsets = till9, - .offset_len = 3, - }, - { - .hash_prefix = testHash1, - .hash_prefix_len = 5, - .offsets = till9, - .offset_len = 9, - }, - { - .hash_prefix = testHash1, - .hash_prefix_len = 5, - } }; + struct reftable_obj_record recs[3] = { + { + .hash_prefix = testHash1, + .hash_prefix_len = 5, + .offsets = till9, + .offset_len = 3, + }, + { + .hash_prefix = testHash1, + .hash_prefix_len = 5, + .offsets = till9, + .offset_len = 9, + }, + { + .hash_prefix = testHash1, + .hash_prefix_len = 5, + }, + }; + struct strbuf scratch = STRBUF_INIT; int i = 0; + for (i = 0; i < ARRAY_SIZE(recs); i++) { uint8_t buffer[1024] = { 0 }; struct string_view dest = { @@ -350,13 +349,15 @@ static void test_reftable_obj_record_roundtrip(void) EXPECT(n > 0); extra = reftable_record_val_type(&in); m = reftable_record_decode(&out, key, extra, dest, - GIT_SHA1_RAWSZ); + GIT_SHA1_RAWSZ, &scratch); EXPECT(n == m); EXPECT(reftable_record_equal(&in, &out, GIT_SHA1_RAWSZ)); strbuf_release(&key); reftable_record_release(&out); } + + strbuf_release(&scratch); } static void test_reftable_index_record_roundtrip(void) @@ -373,6 +374,7 @@ static void test_reftable_index_record_roundtrip(void) .buf = buffer, .len = sizeof(buffer), }; + struct strbuf scratch = STRBUF_INIT; struct strbuf key = STRBUF_INIT; struct reftable_record out = { .type = BLOCK_TYPE_INDEX, @@ -390,13 +392,15 @@ static void test_reftable_index_record_roundtrip(void) EXPECT(n > 0); extra = reftable_record_val_type(&in); - m = reftable_record_decode(&out, key, extra, dest, GIT_SHA1_RAWSZ); + m = reftable_record_decode(&out, key, extra, dest, GIT_SHA1_RAWSZ, + &scratch); EXPECT(m == n); EXPECT(reftable_record_equal(&in, &out, GIT_SHA1_RAWSZ)); reftable_record_release(&out); strbuf_release(&key); + strbuf_release(&scratch); strbuf_release(&in.u.idx.last_key); } diff --git a/reftable/reftable-record.h b/reftable/reftable-record.h index e657001d42..2a2943cd13 100644 --- a/reftable/reftable-record.h +++ b/reftable/reftable-record.h @@ -74,6 +74,7 @@ int reftable_ref_record_equal(const struct reftable_ref_record *a, /* reftable_log_record holds a reflog entry */ struct reftable_log_record { char *refname; + size_t refname_cap; uint64_t update_index; /* logical timestamp of a transactional update. */ @@ -88,13 +89,14 @@ struct reftable_log_record { union { struct { - uint8_t *new_hash; - uint8_t *old_hash; + unsigned char new_hash[GIT_MAX_RAWSZ]; + unsigned char old_hash[GIT_MAX_RAWSZ]; char *name; char *email; uint64_t time; int16_t tz_offset; char *message; + size_t message_cap; } update; } value; }; diff --git a/reftable/stack.c b/reftable/stack.c index b64e55648a..1ecf1b9751 100644 --- a/reftable/stack.c +++ b/reftable/stack.c @@ -737,8 +737,9 @@ int reftable_addition_add(struct reftable_addition *add, struct strbuf tab_file_name = STRBUF_INIT; struct strbuf next_name = STRBUF_INIT; struct reftable_writer *wr = NULL; + struct tempfile *tab_file = NULL; int err = 0; - int tab_fd = 0; + int tab_fd; strbuf_reset(&next_name); format_name(&next_name, add->next_update_index, add->next_update_index); @@ -746,17 +747,20 @@ int reftable_addition_add(struct reftable_addition *add, stack_filename(&temp_tab_file_name, add->stack, next_name.buf); strbuf_addstr(&temp_tab_file_name, ".temp.XXXXXX"); - tab_fd = mkstemp(temp_tab_file_name.buf); - if (tab_fd < 0) { + tab_file = mks_tempfile(temp_tab_file_name.buf); + if (!tab_file) { err = REFTABLE_IO_ERROR; goto done; } if (add->stack->config.default_permissions) { - if (chmod(temp_tab_file_name.buf, add->stack->config.default_permissions)) { + if (chmod(get_tempfile_path(tab_file), + add->stack->config.default_permissions)) { err = REFTABLE_IO_ERROR; goto done; } } + tab_fd = get_tempfile_fd(tab_file); + wr = reftable_new_writer(reftable_fd_write, reftable_fd_flush, &tab_fd, &add->stack->config); err = write_table(wr, arg); @@ -771,14 +775,13 @@ int reftable_addition_add(struct reftable_addition *add, if (err < 0) goto done; - err = close(tab_fd); - tab_fd = 0; + err = close_tempfile_gently(tab_file); if (err < 0) { err = REFTABLE_IO_ERROR; goto done; } - err = stack_check_addition(add->stack, temp_tab_file_name.buf); + err = stack_check_addition(add->stack, get_tempfile_path(tab_file)); if (err < 0) goto done; @@ -789,14 +792,13 @@ int reftable_addition_add(struct reftable_addition *add, format_name(&next_name, wr->min_update_index, wr->max_update_index); strbuf_addstr(&next_name, ".ref"); - stack_filename(&tab_file_name, add->stack, next_name.buf); /* On windows, this relies on rand() picking a unique destination name. Maybe we should do retry loop as well? */ - err = rename(temp_tab_file_name.buf, tab_file_name.buf); + err = rename_tempfile(&tab_file, tab_file_name.buf); if (err < 0) { err = REFTABLE_IO_ERROR; goto done; @@ -806,14 +808,7 @@ int reftable_addition_add(struct reftable_addition *add, add->new_tables_cap); add->new_tables[add->new_tables_len++] = strbuf_detach(&next_name, NULL); done: - if (tab_fd > 0) { - close(tab_fd); - tab_fd = 0; - } - if (temp_tab_file_name.len > 0) { - unlink(temp_tab_file_name.buf); - } - + delete_tempfile(&tab_file); strbuf_release(&temp_tab_file_name); strbuf_release(&tab_file_name); strbuf_release(&next_name); @@ -832,51 +827,56 @@ uint64_t reftable_stack_next_update_index(struct reftable_stack *st) static int stack_compact_locked(struct reftable_stack *st, size_t first, size_t last, - struct strbuf *temp_tab, - struct reftable_log_expiry_config *config) + struct reftable_log_expiry_config *config, + struct tempfile **tab_file_out) { struct strbuf next_name = STRBUF_INIT; - int tab_fd = -1; + struct strbuf tab_file_path = STRBUF_INIT; struct reftable_writer *wr = NULL; - int err = 0; + struct tempfile *tab_file; + int tab_fd, err = 0; format_name(&next_name, reftable_reader_min_update_index(st->readers[first]), reftable_reader_max_update_index(st->readers[last])); + stack_filename(&tab_file_path, st, next_name.buf); + strbuf_addstr(&tab_file_path, ".temp.XXXXXX"); - stack_filename(temp_tab, st, next_name.buf); - strbuf_addstr(temp_tab, ".temp.XXXXXX"); + tab_file = mks_tempfile(tab_file_path.buf); + if (!tab_file) { + err = REFTABLE_IO_ERROR; + goto done; + } + tab_fd = get_tempfile_fd(tab_file); - tab_fd = mkstemp(temp_tab->buf); if (st->config.default_permissions && - chmod(temp_tab->buf, st->config.default_permissions) < 0) { + chmod(get_tempfile_path(tab_file), st->config.default_permissions) < 0) { err = REFTABLE_IO_ERROR; goto done; } - wr = reftable_new_writer(reftable_fd_write, reftable_fd_flush, &tab_fd, &st->config); - + wr = reftable_new_writer(reftable_fd_write, reftable_fd_flush, + &tab_fd, &st->config); err = stack_write_compact(st, wr, first, last, config); if (err < 0) goto done; + err = reftable_writer_close(wr); if (err < 0) goto done; - err = close(tab_fd); - tab_fd = 0; + err = close_tempfile_gently(tab_file); + if (err < 0) + goto done; + + *tab_file_out = tab_file; + tab_file = NULL; done: + delete_tempfile(&tab_file); reftable_writer_free(wr); - if (tab_fd > 0) { - close(tab_fd); - tab_fd = 0; - } - if (err != 0 && temp_tab->len > 0) { - unlink(temp_tab->buf); - strbuf_release(temp_tab); - } strbuf_release(&next_name); + strbuf_release(&tab_file_path); return err; } @@ -983,212 +983,200 @@ static int stack_compact_range(struct reftable_stack *st, size_t first, size_t last, struct reftable_log_expiry_config *expiry) { - char **delete_on_success = NULL, **subtable_locks = NULL, **listp = NULL; - struct strbuf temp_tab_file_name = STRBUF_INIT; + struct strbuf tables_list_buf = STRBUF_INIT; struct strbuf new_table_name = STRBUF_INIT; - struct strbuf lock_file_name = STRBUF_INIT; - struct strbuf ref_list_contents = STRBUF_INIT; struct strbuf new_table_path = STRBUF_INIT; - size_t i, j, compact_count; - int err = 0; - int have_lock = 0; - int lock_file_fd = -1; - int is_empty_table = 0; + struct strbuf table_name = STRBUF_INIT; + struct lock_file tables_list_lock = LOCK_INIT; + struct lock_file *table_locks = NULL; + struct tempfile *new_table = NULL; + int is_empty_table = 0, err = 0; + size_t i; if (first > last || (!expiry && first == last)) { err = 0; goto done; } - compact_count = last - first + 1; - REFTABLE_CALLOC_ARRAY(delete_on_success, compact_count + 1); - REFTABLE_CALLOC_ARRAY(subtable_locks, compact_count + 1); - st->stats.attempts++; - strbuf_reset(&lock_file_name); - strbuf_addstr(&lock_file_name, st->list_file); - strbuf_addstr(&lock_file_name, ".lock"); - - lock_file_fd = - open(lock_file_name.buf, O_EXCL | O_CREAT | O_WRONLY, 0666); - if (lock_file_fd < 0) { - if (errno == EEXIST) { + /* + * Hold the lock so that we can read "tables.list" and lock all tables + * which are part of the user-specified range. + */ + err = hold_lock_file_for_update(&tables_list_lock, st->list_file, + LOCK_NO_DEREF); + if (err < 0) { + if (errno == EEXIST) err = 1; - } else { + else err = REFTABLE_IO_ERROR; - } goto done; } - /* Don't want to write to the lock for now. */ - close(lock_file_fd); - lock_file_fd = -1; - have_lock = 1; err = stack_uptodate(st); - if (err != 0) + if (err) goto done; - for (i = first, j = 0; i <= last; i++) { - struct strbuf subtab_file_name = STRBUF_INIT; - struct strbuf subtab_lock = STRBUF_INIT; - int sublock_file_fd = -1; - - stack_filename(&subtab_file_name, st, - reader_name(st->readers[i])); - - strbuf_reset(&subtab_lock); - strbuf_addbuf(&subtab_lock, &subtab_file_name); - strbuf_addstr(&subtab_lock, ".lock"); + /* + * Lock all tables in the user-provided range. This is the slice of our + * stack which we'll compact. + */ + REFTABLE_CALLOC_ARRAY(table_locks, last - first + 1); + for (i = first; i <= last; i++) { + stack_filename(&table_name, st, reader_name(st->readers[i])); - sublock_file_fd = open(subtab_lock.buf, - O_EXCL | O_CREAT | O_WRONLY, 0666); - if (sublock_file_fd >= 0) { - close(sublock_file_fd); - } else if (sublock_file_fd < 0) { - if (errno == EEXIST) { + err = hold_lock_file_for_update(&table_locks[i - first], + table_name.buf, LOCK_NO_DEREF); + if (err < 0) { + if (errno == EEXIST) err = 1; - } else { + else err = REFTABLE_IO_ERROR; - } + goto done; } - subtable_locks[j] = subtab_lock.buf; - delete_on_success[j] = subtab_file_name.buf; - j++; - - if (err != 0) + /* + * We need to close the lockfiles as we might otherwise easily + * run into file descriptor exhaustion when we compress a lot + * of tables. + */ + err = close_lock_file_gently(&table_locks[i - first]); + if (err < 0) { + err = REFTABLE_IO_ERROR; goto done; + } } - err = unlink(lock_file_name.buf); - if (err < 0) + /* + * We have locked all tables in our range and can thus release the + * "tables.list" lock while compacting the locked tables. This allows + * concurrent updates to the stack to proceed. + */ + err = rollback_lock_file(&tables_list_lock); + if (err < 0) { + err = REFTABLE_IO_ERROR; goto done; - have_lock = 0; - - err = stack_compact_locked(st, first, last, &temp_tab_file_name, - expiry); - /* Compaction + tombstones can create an empty table out of non-empty - * tables. */ - is_empty_table = (err == REFTABLE_EMPTY_TABLE_ERROR); - if (is_empty_table) { - err = 0; } - if (err < 0) - goto done; - lock_file_fd = - open(lock_file_name.buf, O_EXCL | O_CREAT | O_WRONLY, 0666); - if (lock_file_fd < 0) { - if (errno == EEXIST) { + /* + * Compact the now-locked tables into a new table. Note that compacting + * these tables may end up with an empty new table in case tombstones + * end up cancelling out all refs in that range. + */ + err = stack_compact_locked(st, first, last, expiry, &new_table); + if (err < 0) { + if (err != REFTABLE_EMPTY_TABLE_ERROR) + goto done; + is_empty_table = 1; + } + + /* + * Now that we have written the new, compacted table we need to re-lock + * "tables.list". We'll then replace the compacted range of tables with + * the new table. + */ + err = hold_lock_file_for_update(&tables_list_lock, st->list_file, + LOCK_NO_DEREF); + if (err < 0) { + if (errno == EEXIST) err = 1; - } else { + else err = REFTABLE_IO_ERROR; - } goto done; } - have_lock = 1; + if (st->config.default_permissions) { - if (chmod(lock_file_name.buf, st->config.default_permissions) < 0) { + if (chmod(get_lock_file_path(&tables_list_lock), + st->config.default_permissions) < 0) { err = REFTABLE_IO_ERROR; goto done; } } - format_name(&new_table_name, st->readers[first]->min_update_index, - st->readers[last]->max_update_index); - strbuf_addstr(&new_table_name, ".ref"); - - stack_filename(&new_table_path, st, new_table_name.buf); - + /* + * If the resulting compacted table is not empty, then we need to move + * it into place now. + */ if (!is_empty_table) { - /* retry? */ - err = rename(temp_tab_file_name.buf, new_table_path.buf); + format_name(&new_table_name, st->readers[first]->min_update_index, + st->readers[last]->max_update_index); + strbuf_addstr(&new_table_name, ".ref"); + stack_filename(&new_table_path, st, new_table_name.buf); + + err = rename_tempfile(&new_table, new_table_path.buf); if (err < 0) { err = REFTABLE_IO_ERROR; goto done; } } - for (i = 0; i < first; i++) { - strbuf_addstr(&ref_list_contents, st->readers[i]->name); - strbuf_addstr(&ref_list_contents, "\n"); - } - if (!is_empty_table) { - strbuf_addbuf(&ref_list_contents, &new_table_name); - strbuf_addstr(&ref_list_contents, "\n"); - } - for (i = last + 1; i < st->merged->stack_len; i++) { - strbuf_addstr(&ref_list_contents, st->readers[i]->name); - strbuf_addstr(&ref_list_contents, "\n"); - } - - err = write_in_full(lock_file_fd, ref_list_contents.buf, ref_list_contents.len); - if (err < 0) { - err = REFTABLE_IO_ERROR; - unlink(new_table_path.buf); - goto done; - } - - err = fsync_component(FSYNC_COMPONENT_REFERENCE, lock_file_fd); + /* + * Write the new "tables.list" contents with the compacted table we + * have just written. In case the compacted table became empty we + * simply skip writing it. + */ + for (i = 0; i < first; i++) + strbuf_addf(&tables_list_buf, "%s\n", st->readers[i]->name); + if (!is_empty_table) + strbuf_addf(&tables_list_buf, "%s\n", new_table_name.buf); + for (i = last + 1; i < st->merged->stack_len; i++) + strbuf_addf(&tables_list_buf, "%s\n", st->readers[i]->name); + + err = write_in_full(get_lock_file_fd(&tables_list_lock), + tables_list_buf.buf, tables_list_buf.len); if (err < 0) { err = REFTABLE_IO_ERROR; unlink(new_table_path.buf); goto done; } - err = close(lock_file_fd); - lock_file_fd = -1; + err = fsync_component(FSYNC_COMPONENT_REFERENCE, get_lock_file_fd(&tables_list_lock)); if (err < 0) { err = REFTABLE_IO_ERROR; unlink(new_table_path.buf); goto done; } - err = rename(lock_file_name.buf, st->list_file); + err = commit_lock_file(&tables_list_lock); if (err < 0) { err = REFTABLE_IO_ERROR; unlink(new_table_path.buf); goto done; } - have_lock = 0; - /* Reload the stack before deleting. On windows, we can only delete the - files after we closed them. - */ + /* + * Reload the stack before deleting the compacted tables. We can only + * delete the files after we closed them on Windows, so this needs to + * happen first. + */ err = reftable_stack_reload_maybe_reuse(st, first < last); + if (err < 0) + goto done; - listp = delete_on_success; - while (*listp) { - if (strcmp(*listp, new_table_path.buf)) { - unlink(*listp); - } - listp++; + /* + * Delete the old tables. They may still be in use by concurrent + * readers, so it is expected that unlinking tables may fail. + */ + for (i = first; i <= last; i++) { + struct lock_file *table_lock = &table_locks[i - first]; + char *table_path = get_locked_file_path(table_lock); + unlink(table_path); + free(table_path); } done: - free_names(delete_on_success); + rollback_lock_file(&tables_list_lock); + for (i = first; table_locks && i <= last; i++) + rollback_lock_file(&table_locks[i - first]); + reftable_free(table_locks); - if (subtable_locks) { - listp = subtable_locks; - while (*listp) { - unlink(*listp); - listp++; - } - free_names(subtable_locks); - } - if (lock_file_fd >= 0) { - close(lock_file_fd); - lock_file_fd = -1; - } - if (have_lock) { - unlink(lock_file_name.buf); - } + delete_tempfile(&new_table); strbuf_release(&new_table_name); strbuf_release(&new_table_path); - strbuf_release(&ref_list_contents); - strbuf_release(&temp_tab_file_name); - strbuf_release(&lock_file_name); + + strbuf_release(&tables_list_buf); + strbuf_release(&table_name); return err; } diff --git a/reftable/stack_test.c b/reftable/stack_test.c index 509f486623..7336757cf5 100644 --- a/reftable/stack_test.c +++ b/reftable/stack_test.c @@ -468,8 +468,6 @@ static void test_reftable_stack_add(void) logs[i].refname = xstrdup(buf); logs[i].update_index = N + i + 1; logs[i].value_type = REFTABLE_LOG_UPDATE; - - logs[i].value.update.new_hash = reftable_malloc(GIT_SHA1_RAWSZ); logs[i].value.update.email = xstrdup("identity@invalid"); set_test_hash(logs[i].value.update.new_hash, i); } @@ -547,16 +545,17 @@ static void test_reftable_stack_log_normalize(void) }; struct reftable_stack *st = NULL; char *dir = get_tmp_dir(__LINE__); - - uint8_t h1[GIT_SHA1_RAWSZ] = { 0x01 }, h2[GIT_SHA1_RAWSZ] = { 0x02 }; - - struct reftable_log_record input = { .refname = "branch", - .update_index = 1, - .value_type = REFTABLE_LOG_UPDATE, - .value = { .update = { - .new_hash = h1, - .old_hash = h2, - } } }; + struct reftable_log_record input = { + .refname = "branch", + .update_index = 1, + .value_type = REFTABLE_LOG_UPDATE, + .value = { + .update = { + .new_hash = { 1 }, + .old_hash = { 2 }, + }, + }, + }; struct reftable_log_record dest = { .update_index = 0, }; @@ -627,8 +626,6 @@ static void test_reftable_stack_tombstone(void) logs[i].update_index = 42; if (i % 2 == 0) { logs[i].value_type = REFTABLE_LOG_UPDATE; - logs[i].value.update.new_hash = - reftable_malloc(GIT_SHA1_RAWSZ); set_test_hash(logs[i].value.update.new_hash, i); logs[i].value.update.email = xstrdup("identity@invalid"); @@ -810,7 +807,6 @@ static void test_reflog_expire(void) logs[i].update_index = i; logs[i].value_type = REFTABLE_LOG_UPDATE; logs[i].value.update.time = i; - logs[i].value.update.new_hash = reftable_malloc(GIT_SHA1_RAWSZ); logs[i].value.update.email = xstrdup("identity@invalid"); set_test_hash(logs[i].value.update.new_hash, i); } diff --git a/reftable/system.h b/reftable/system.h index 6b74a81514..5d8b6dede5 100644 --- a/reftable/system.h +++ b/reftable/system.h @@ -12,7 +12,9 @@ https://developers.google.com/open-source/licenses/bsd /* This header glues the reftable library to the rest of Git */ #include "git-compat-util.h" +#include "lockfile.h" #include "strbuf.h" +#include "tempfile.h" #include "hash-ll.h" /* hash ID, sizes.*/ #include "dir.h" /* remove_dir_recursively, for tests.*/ diff --git a/repository.c b/repository.c index 7aacb51b65..e15b416944 100644 --- a/repository.c +++ b/repository.c @@ -14,6 +14,7 @@ #include "read-cache-ll.h" #include "remote.h" #include "setup.h" +#include "loose.h" #include "submodule-config.h" #include "sparse-index.h" #include "trace2.h" @@ -104,6 +105,15 @@ void repo_set_hash_algo(struct repository *repo, int hash_algo) repo->hash_algo = &hash_algos[hash_algo]; } +void repo_set_compat_hash_algo(struct repository *repo, int algo) +{ + if (hash_algo_by_ptr(repo->hash_algo) == algo) + BUG("hash_algo and compat_hash_algo match"); + repo->compat_hash_algo = algo ? &hash_algos[algo] : NULL; + if (repo->compat_hash_algo) + repo_read_loose_object_map(repo); +} + void repo_set_ref_storage_format(struct repository *repo, unsigned int format) { repo->ref_storage_format = format; @@ -189,6 +199,7 @@ int repo_init(struct repository *repo, goto error; repo_set_hash_algo(repo, format.hash_algo); + repo_set_compat_hash_algo(repo, format.compat_hash_algo); repo_set_ref_storage_format(repo, format.ref_storage_format); repo->repository_format_worktree_config = format.worktree_config; @@ -199,6 +210,9 @@ int repo_init(struct repository *repo, if (worktree) repo_set_worktree(repo, worktree); + if (repo->compat_hash_algo) + repo_read_loose_object_map(repo); + clear_repository_format(&format); return 0; diff --git a/repository.h b/repository.h index 9bf1e33d25..268436779c 100644 --- a/repository.h +++ b/repository.h @@ -163,6 +163,9 @@ struct repository { /* Repository's current hash algorithm, as serialized on disk. */ const struct git_hash_algo *hash_algo; + /* Repository's compatibility hash algorithm. */ + const struct git_hash_algo *compat_hash_algo; + /* Repository's reference storage format, as serialized on disk. */ unsigned int ref_storage_format; @@ -205,6 +208,7 @@ void repo_set_gitdir(struct repository *repo, const char *root, const struct set_gitdir_args *extra_args); void repo_set_worktree(struct repository *repo, const char *path); void repo_set_hash_algo(struct repository *repo, int algo); +void repo_set_compat_hash_algo(struct repository *repo, int compat_algo); void repo_set_ref_storage_format(struct repository *repo, unsigned int format); void initialize_the_repository(void); RESULT_MUST_BE_USED diff --git a/revision.c b/revision.c index 45893651c2..7e45f765d9 100644 --- a/revision.c +++ b/revision.c @@ -81,7 +81,7 @@ static void mark_tree_contents_uninteresting(struct repository *r, if (parse_tree_gently(tree, 1) < 0) return; - init_tree_desc(&desc, tree->buffer, tree->size); + init_tree_desc(&desc, &tree->object.oid, tree->buffer, tree->size); while (tree_entry(&desc, &entry)) { switch (object_type(entry.mode)) { case OBJ_TREE: @@ -188,7 +188,7 @@ static void add_children_by_path(struct repository *r, if (parse_tree_gently(tree, 1) < 0) return; - init_tree_desc(&desc, tree->buffer, tree->size); + init_tree_desc(&desc, &tree->object.oid, tree->buffer, tree->size); while (tree_entry(&desc, &entry)) { switch (object_type(entry.mode)) { case OBJ_TREE: @@ -2358,7 +2358,7 @@ static int handle_revision_opt(struct rev_info *revs, int argc, const char **arg } else if (skip_prefix(arg, "--ancestry-path=", &optarg)) { struct commit *c; struct object_id oid; - const char *msg = _("could not get commit for ancestry-path argument %s"); + const char *msg = _("could not get commit for --ancestry-path argument %s"); revs->ancestry_path = 1; revs->simplify_history = 0; diff --git a/sequencer.c b/sequencer.c index ea1441e617..4e14fa6541 100644 --- a/sequencer.c +++ b/sequencer.c @@ -461,10 +461,22 @@ static void free_message(struct commit *commit, struct commit_message *msg) repo_unuse_commit_buffer(the_repository, commit, msg->message); } +const char *rebase_resolvemsg = +N_("Resolve all conflicts manually, mark them as resolved with\n" +"\"git add/rm <conflicted_files>\", then run \"git rebase --continue\".\n" +"You can instead skip this commit: run \"git rebase --skip\".\n" +"To abort and get back to the state before \"git rebase\", run " +"\"git rebase --abort\"."); + static void print_advice(struct repository *r, int show_hint, struct replay_opts *opts) { - char *msg = getenv("GIT_CHERRY_PICK_HELP"); + const char *msg; + + if (is_rebase_i(opts)) + msg = rebase_resolvemsg; + else + msg = getenv("GIT_CHERRY_PICK_HELP"); if (msg) { advise("%s\n", msg); diff --git a/sequencer.h b/sequencer.h index dcef7bb99c..437eabd38a 100644 --- a/sequencer.h +++ b/sequencer.h @@ -14,6 +14,8 @@ const char *rebase_path_todo(void); const char *rebase_path_todo_backup(void); const char *rebase_path_dropped(void); +extern const char *rebase_resolvemsg; + #define APPEND_SIGNOFF_DEDUP (1u << 0) enum replay_action { @@ -591,6 +591,25 @@ static enum extension_result handle_extension(const char *var, "extensions.objectformat", value); data->hash_algo = format; return EXTENSION_OK; + } else if (!strcmp(ext, "compatobjectformat")) { + struct string_list_item *item; + int format; + + if (!value) + return config_error_nonbool(var); + format = hash_algo_by_name(value); + if (format == GIT_HASH_UNKNOWN) + return error(_("invalid value for '%s': '%s'"), + "extensions.compatobjectformat", value); + /* For now only support compatObjectFormat being specified once. */ + for_each_string_list_item(item, &data->v1_only_extensions) { + if (!strcmp(item->string, "compatobjectformat")) + return error(_("'%s' already specified as '%s'"), + "extensions.compatobjectformat", + hash_algos[data->compat_hash_algo].name); + } + data->compat_hash_algo = format; + return EXTENSION_OK; } else if (!strcmp(ext, "refstorage")) { unsigned int format; @@ -1243,6 +1262,32 @@ static const char *allowed_bare_repo_to_string( return NULL; } +static int is_implicit_bare_repo(const char *path) +{ + /* + * what we found is a ".git" directory at the root of + * the working tree. + */ + if (ends_with_path_components(path, ".git")) + return 1; + + /* + * we are inside $GIT_DIR of a secondary worktree of a + * non-bare repository. + */ + if (strstr(path, "/.git/worktrees/")) + return 1; + + /* + * we are inside $GIT_DIR of a worktree of a non-embedded + * submodule, whose superproject is not a bare repository. + */ + if (strstr(path, "/.git/modules/")) + return 1; + + return 0; +} + /* * We cannot decide in this function whether we are in the work tree or * not, since the config can only be read _after_ this function was called. @@ -1372,7 +1417,7 @@ static enum discovery_result setup_git_directory_gently_1(struct strbuf *dir, if (is_git_directory(dir->buf)) { trace2_data_string("setup", NULL, "implicit-bare-repository", dir->buf); if (get_allowed_bare_repo() == ALLOWED_BARE_REPO_EXPLICIT && - !ends_with_path_components(dir->buf, ".git")) + !is_implicit_bare_repo(dir->buf)) return GIT_DIR_DISALLOWED_BARE; if (!ensure_valid_ownership(NULL, NULL, dir->buf, report)) return GIT_DIR_INVALID_OWNERSHIP; @@ -1577,6 +1622,8 @@ const char *setup_git_directory_gently(int *nongit_ok) } if (startup_info->have_repository) { repo_set_hash_algo(the_repository, repo_fmt.hash_algo); + repo_set_compat_hash_algo(the_repository, + repo_fmt.compat_hash_algo); repo_set_ref_storage_format(the_repository, repo_fmt.ref_storage_format); the_repository->repository_format_worktree_config = @@ -1672,6 +1719,7 @@ void check_repository_format(struct repository_format *fmt) check_repository_format_gently(get_git_dir(), fmt, NULL); startup_info->have_repository = 1; repo_set_hash_algo(the_repository, fmt->hash_algo); + repo_set_compat_hash_algo(the_repository, fmt->compat_hash_algo); repo_set_ref_storage_format(the_repository, fmt->ref_storage_format); the_repository->repository_format_worktree_config = @@ -115,6 +115,7 @@ struct repository_format { int worktree_config; int is_bare; int hash_algo; + int compat_hash_algo; unsigned int ref_storage_format; int sparse_index; char *work_tree; diff --git a/sideband.c b/sideband.c index 266a67342b..5d8907151f 100644 --- a/sideband.c +++ b/sideband.c @@ -220,7 +220,7 @@ int demultiplex_sideband(const char *me, int status, } strbuf_addch(scratch, *brk); - xwrite(2, scratch->buf, scratch->len); + write_in_full(2, scratch->buf, scratch->len); strbuf_reset(scratch); b = brk + 1; @@ -247,7 +247,7 @@ cleanup: die("%s", scratch->buf); if (scratch->len) { strbuf_addch(scratch, '\n'); - xwrite(2, scratch->buf, scratch->len); + write_in_full(2, scratch->buf, scratch->len); } strbuf_release(scratch); return 1; diff --git a/t/annotate-tests.sh b/t/annotate-tests.sh index 5e21e84f38..87572459e4 100644 --- a/t/annotate-tests.sh +++ b/t/annotate-tests.sh @@ -532,7 +532,7 @@ test_expect_success 'blame -L :funcname with userdiff driver' ' "$(cat file.template)" && test_commit --author "B <B@test.git>" \ "change" "$fortran_file" \ - "$(cat file.template | sed -e s/ChangeMe/IWasChanged/)" && + "$(sed -e s/ChangeMe/IWasChanged/ file.template)" && check_count -f "$fortran_file" -L:RIGHT A 3 B 1 ' diff --git a/t/helper/test-delete-gpgsig.c b/t/helper/test-delete-gpgsig.c new file mode 100644 index 0000000000..e36831af03 --- /dev/null +++ b/t/helper/test-delete-gpgsig.c @@ -0,0 +1,62 @@ +#include "test-tool.h" +#include "gpg-interface.h" +#include "strbuf.h" + + +int cmd__delete_gpgsig(int argc, const char **argv) +{ + struct strbuf buf = STRBUF_INIT; + const char *pattern = "gpgsig"; + const char *bufptr, *tail, *eol; + int deleting = 0; + size_t plen; + + if (argc >= 2) { + pattern = argv[1]; + argv++; + argc--; + } + + plen = strlen(pattern); + strbuf_read(&buf, 0, 0); + + if (!strcmp(pattern, "trailer")) { + size_t payload_size = parse_signed_buffer(buf.buf, buf.len); + fwrite(buf.buf, 1, payload_size, stdout); + fflush(stdout); + return 0; + } + + bufptr = buf.buf; + tail = bufptr + buf.len; + + while (bufptr < tail) { + /* Find the end of the line */ + eol = memchr(bufptr, '\n', tail - bufptr); + if (!eol) + eol = tail; + + /* Drop continuation lines */ + if (deleting && (bufptr < eol) && (bufptr[0] == ' ')) { + bufptr = eol + 1; + continue; + } + deleting = 0; + + /* Does the line match the prefix? */ + if (((bufptr + plen) < eol) && + !memcmp(bufptr, pattern, plen) && + (bufptr[plen] == ' ')) { + deleting = 1; + bufptr = eol + 1; + continue; + } + + /* Print all other lines */ + fwrite(bufptr, 1, (eol - bufptr) + 1, stdout); + bufptr = eol + 1; + } + fflush(stdout); + + return 0; +} diff --git a/t/helper/test-tool.c b/t/helper/test-tool.c index 482a1e58a4..80a946b847 100644 --- a/t/helper/test-tool.c +++ b/t/helper/test-tool.c @@ -20,6 +20,7 @@ static struct test_cmd cmds[] = { { "crontab", cmd__crontab }, { "csprng", cmd__csprng }, { "date", cmd__date }, + { "delete-gpgsig", cmd__delete_gpgsig }, { "delta", cmd__delta }, { "dir-iterator", cmd__dir_iterator }, { "drop-caches", cmd__drop_caches }, diff --git a/t/helper/test-tool.h b/t/helper/test-tool.h index b1be7cfcf5..2808b92419 100644 --- a/t/helper/test-tool.h +++ b/t/helper/test-tool.h @@ -14,6 +14,7 @@ int cmd__crontab(int argc, const char **argv); int cmd__csprng(int argc, const char **argv); int cmd__date(int argc, const char **argv); int cmd__delta(int argc, const char **argv); +int cmd__delete_gpgsig(int argc, const char **argv); int cmd__dir_iterator(int argc, const char **argv); int cmd__drop_caches(int argc, const char **argv); int cmd__dump_cache_tree(int argc, const char **argv); diff --git a/t/lib-cvs.sh b/t/lib-cvs.sh index 32b3473379..57b9b2db9b 100644 --- a/t/lib-cvs.sh +++ b/t/lib-cvs.sh @@ -71,8 +71,8 @@ test_cmp_branch_tree () { find . -type d -name .git -prune -o -type f -print ) | sort >module-git-"$1".list && test_cmp module-cvs-"$1".list module-git-"$1".list && - cat module-cvs-"$1".list | while read f + while read f do test_cmp_branch_file "$1" "$f" || return 1 - done + done <module-cvs-"$1".list } diff --git a/t/perf/repos/inflate-repo.sh b/t/perf/repos/inflate-repo.sh index fcfc992b5b..412e4b450b 100755 --- a/t/perf/repos/inflate-repo.sh +++ b/t/perf/repos/inflate-repo.sh @@ -33,7 +33,7 @@ do done git ls-tree -r HEAD >GEN_src_list -nr_src_files=$(cat GEN_src_list | wc -l) +nr_src_files=$(wc -l <GEN_src_list) src_branch=$(git symbolic-ref --short HEAD) diff --git a/t/t0002-gitfile.sh b/t/t0002-gitfile.sh index 736516cc6a..bf3bf604ab 100755 --- a/t/t0002-gitfile.sh +++ b/t/t0002-gitfile.sh @@ -40,7 +40,7 @@ test_expect_success 'final setup + check rev-parse --git-dir' ' test_expect_success 'check hash-object' ' echo "foo" >bar && - SHA=$(cat bar | git hash-object -w --stdin) && + SHA=$(git hash-object -w --stdin <bar) && test_path_is_file "$REAL/objects/$(objpath $SHA)" ' diff --git a/t/t0006-date.sh b/t/t0006-date.sh index e18b160286..3031256d14 100755 --- a/t/t0006-date.sh +++ b/t/t0006-date.sh @@ -46,6 +46,7 @@ check_show () { TIME='1466000000 +0200' check_show iso8601 "$TIME" '2016-06-15 16:13:20 +0200' check_show iso8601-strict "$TIME" '2016-06-15T16:13:20+02:00' +check_show iso8601-strict "$(echo "$TIME" | sed 's/+0200$/+0000/')" '2016-06-15T14:13:20Z' check_show rfc2822 "$TIME" 'Wed, 15 Jun 2016 16:13:20 +0200' check_show short "$TIME" '2016-06-15' check_show default "$TIME" 'Wed Jun 15 16:13:20 2016 +0200' @@ -69,6 +70,14 @@ check_show 'format:%s' '123456789 +1234' 123456789 check_show 'format:%s' '123456789 -1234' 123456789 check_show 'format-local:%s' '123456789 -1234' 123456789 +# negative TZ offset +TIME='1466000000 -0200' +check_show iso8601 "$TIME" '2016-06-15 12:13:20 -0200' +check_show iso8601-strict "$TIME" '2016-06-15T12:13:20-02:00' +check_show rfc2822 "$TIME" 'Wed, 15 Jun 2016 12:13:20 -0200' +check_show default "$TIME" 'Wed Jun 15 12:13:20 2016 -0200' +check_show raw "$TIME" '1466000000 -0200' + # arbitrary time absurdly far in the future FUTURE="5758122296 -0400" check_show iso "$FUTURE" "2152-06-19 18:24:56 -0400" TIME_IS_64BIT,TIME_T_IS_64BIT diff --git a/t/t0010-racy-git.sh b/t/t0010-racy-git.sh index 837c8b7228..84172a3739 100755 --- a/t/t0010-racy-git.sh +++ b/t/t0010-racy-git.sh @@ -10,25 +10,24 @@ TEST_PASSES_SANITIZE_LEAK=true for trial in 0 1 2 3 4 do - rm -f .git/index - echo frotz >infocom - git update-index --add infocom - echo xyzzy >infocom - - files=$(git diff-files -p) - test_expect_success \ - "Racy GIT trial #$trial part A" \ - 'test "" != "$files"' - + test_expect_success "Racy git trial #$trial part A" ' + rm -f .git/index && + echo frotz >infocom && + git update-index --add infocom && + echo xyzzy >infocom && + + git diff-files -p >out && + test_file_not_empty out + ' sleep 1 - echo xyzzy >cornerstone - git update-index --add cornerstone - files=$(git diff-files -p) - test_expect_success \ - "Racy GIT trial #$trial part B" \ - 'test "" != "$files"' + test_expect_success "Racy git trial #$trial part B" ' + echo xyzzy >cornerstone && + git update-index --add cornerstone && + git diff-files -p >out && + test_file_not_empty out + ' done test_done diff --git a/t/t0011-hashmap.sh b/t/t0011-hashmap.sh index 1cb6aa6824..46e74ad107 100755 --- a/t/t0011-hashmap.sh +++ b/t/t0011-hashmap.sh @@ -239,7 +239,7 @@ test_expect_success 'grow / shrink' ' echo value40 >> expect && echo size >> in && echo 64 39 >> expect && - cat in | test-tool hashmap > out && + test-tool hashmap <in >out && test_cmp expect out ' diff --git a/t/t0028-working-tree-encoding.sh b/t/t0028-working-tree-encoding.sh index 1b55f59c23..ad151a3467 100755 --- a/t/t0028-working-tree-encoding.sh +++ b/t/t0028-working-tree-encoding.sh @@ -131,8 +131,8 @@ do test_when_finished "rm -f crlf.utf${i}.raw lf.utf${i}.raw" && test_when_finished "git reset --hard HEAD^" && - cat lf.utf8.raw | write_utf${i} >lf.utf${i}.raw && - cat crlf.utf8.raw | write_utf${i} >crlf.utf${i}.raw && + write_utf${i} <lf.utf8.raw >lf.utf${i}.raw && + write_utf${i} <crlf.utf8.raw >crlf.utf${i}.raw && cp crlf.utf${i}.raw eol.utf${i} && cat >expectIndexLF <<-EOF && diff --git a/t/t0035-safe-bare-repository.sh b/t/t0035-safe-bare-repository.sh index 8048856379..d3cb2a1cb9 100755 --- a/t/t0035-safe-bare-repository.sh +++ b/t/t0035-safe-bare-repository.sh @@ -29,9 +29,20 @@ expect_rejected () { grep -F "implicit-bare-repository:$pwd" "$pwd/trace.perf" } -test_expect_success 'setup bare repo in worktree' ' +test_expect_success 'setup an embedded bare repo, secondary worktree and submodule' ' git init outer-repo && - git init --bare outer-repo/bare-repo + git init --bare --initial-branch=main outer-repo/bare-repo && + git -C outer-repo worktree add ../outer-secondary && + test_path_is_dir outer-secondary && + ( + cd outer-repo && + test_commit A && + git push bare-repo +HEAD:refs/heads/main && + git -c protocol.file.allow=always \ + submodule add --name subn -- ./bare-repo subd + ) && + test_path_is_dir outer-repo/.git/worktrees/outer-secondary && + test_path_is_dir outer-repo/.git/modules/subn ' test_expect_success 'safe.bareRepository unset' ' @@ -53,8 +64,7 @@ test_expect_success 'safe.bareRepository in the repository' ' # safe.bareRepository must not be "explicit", otherwise # git config fails with "fatal: not in a git directory" (like # safe.directory) - test_config -C outer-repo/bare-repo safe.bareRepository \ - all && + test_config -C outer-repo/bare-repo safe.bareRepository all && test_config_global safe.bareRepository explicit && expect_rejected -C outer-repo/bare-repo ' @@ -86,4 +96,12 @@ test_expect_success 'no trace when "bare repository" is a subdir of .git' ' expect_accepted_implicit -C outer-repo/.git/objects ' +test_expect_success 'no trace in $GIT_DIR of secondary worktree' ' + expect_accepted_implicit -C outer-repo/.git/worktrees/outer-secondary +' + +test_expect_success 'no trace in $GIT_DIR of a submodule' ' + expect_accepted_implicit -C outer-repo/.git/modules/subn +' + test_done diff --git a/t/t0040-parse-options.sh b/t/t0040-parse-options.sh index ec974867e4..8bb2a8b453 100755 --- a/t/t0040-parse-options.sh +++ b/t/t0040-parse-options.sh @@ -210,6 +210,22 @@ test_expect_success 'superfluous value provided: boolean' ' test_cmp expect actual ' +test_expect_success 'superfluous value provided: boolean, abbreviated' ' + cat >expect <<-\EOF && + error: option `yes'\'' takes no value + EOF + test_expect_code 129 env GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=false \ + test-tool parse-options --ye=hi 2>actual && + test_cmp expect actual && + + cat >expect <<-\EOF && + error: option `no-yes'\'' takes no value + EOF + test_expect_code 129 env GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=false \ + test-tool parse-options --no-ye=hi 2>actual && + test_cmp expect actual +' + test_expect_success 'superfluous value provided: cmdmode' ' cat >expect <<-\EOF && error: option `mode1'\'' takes no value diff --git a/t/t0204-gettext-reencode-sanity.sh b/t/t0204-gettext-reencode-sanity.sh index 4f2e0dcb02..310a450012 100755 --- a/t/t0204-gettext-reencode-sanity.sh +++ b/t/t0204-gettext-reencode-sanity.sh @@ -82,7 +82,7 @@ test_expect_success GETTEXT_ISO_LOCALE 'gettext.c: git init UTF-8 -> ISO-8859-1' printf "Bjó til tóma Git lind" >expect && LANGUAGE=is LC_ALL="$is_IS_iso_locale" git init repo >actual && test_when_finished "rm -rf repo" && - grep "^$(cat expect | iconv -f UTF-8 -t ISO8859-1) " actual + grep "^$(iconv -f UTF-8 -t ISO8859-1 <expect) " actual ' test_done diff --git a/t/t0211-trace2-perf.sh b/t/t0211-trace2-perf.sh index 290b6eaaab..13ef69b92f 100755 --- a/t/t0211-trace2-perf.sh +++ b/t/t0211-trace2-perf.sh @@ -287,4 +287,235 @@ test_expect_success 'unsafe URLs are redacted by default' ' grep "d0|main|def_param|.*|remote.origin.url:https://user:pwd@example.com" actual ' +# Confirm that the requested command produces a "cmd_name" and a +# set of "def_param" events. +# +try_simple () { + test_when_finished "rm prop.perf actual" && + + cmd=$1 && + cmd_name=$2 && + + test_config_global "trace2.configParams" "cfg.prop.*" && + test_config_global "trace2.envvars" "ENV_PROP_FOO,ENV_PROP_BAR" && + + test_config_global "cfg.prop.foo" "red" && + + ENV_PROP_FOO=blue \ + GIT_TRACE2_PERF="$(pwd)/prop.perf" \ + $cmd && + perl "$TEST_DIRECTORY/t0211/scrub_perf.perl" <prop.perf >actual && + grep "d0|main|cmd_name|.*|$cmd_name" actual && + grep "d0|main|def_param|.*|cfg.prop.foo:red" actual && + grep "d0|main|def_param|.*|ENV_PROP_FOO:blue" actual +} + +# Representative mainstream builtin Git command dispatched +# in run_builtin() in git.c +# +test_expect_success 'expect def_params for normal builtin command' ' + try_simple "git version" "version" +' + +# Representative query command dispatched in handle_options() +# in git.c +# +test_expect_success 'expect def_params for query command' ' + try_simple "git --man-path" "_query_" +' + +# remote-curl.c does not use the builtin setup in git.c, so confirm +# that executables built from remote-curl.c emit def_params. +# +# Also tests the dashed-command handling where "git foo" silently +# spawns "git-foo". Make sure that both commands should emit +# def_params. +# +# Pass bogus arguments to remote-https and allow the command to fail +# because we don't actually have a remote to fetch from. We just want +# to see the run-dashed code run an executable built from +# remote-curl.c rather than git.c. Confirm that we get def_param +# events from both layers. +# +test_expect_success 'expect def_params for remote-curl and _run_dashed_' ' + test_when_finished "rm prop.perf actual" && + + test_config_global "trace2.configParams" "cfg.prop.*" && + test_config_global "trace2.envvars" "ENV_PROP_FOO,ENV_PROP_BAR" && + + test_config_global "cfg.prop.foo" "red" && + + test_might_fail env \ + ENV_PROP_FOO=blue \ + GIT_TRACE2_PERF="$(pwd)/prop.perf" \ + git remote-http x y && + + perl "$TEST_DIRECTORY/t0211/scrub_perf.perl" <prop.perf >actual && + + grep "d0|main|cmd_name|.*|_run_dashed_" actual && + grep "d0|main|def_param|.*|cfg.prop.foo:red" actual && + grep "d0|main|def_param|.*|ENV_PROP_FOO:blue" actual && + + grep "d1|main|cmd_name|.*|remote-curl" actual && + grep "d1|main|def_param|.*|cfg.prop.foo:red" actual && + grep "d1|main|def_param|.*|ENV_PROP_FOO:blue" actual +' + +# Similarly, `git-http-fetch` is not built from git.c so do a +# trivial fetch so that the main git.c run-dashed code spawns +# an executable built from http-fetch.c. Confirm that we get +# def_param events from both layers. +# +test_expect_success 'expect def_params for http-fetch and _run_dashed_' ' + test_when_finished "rm prop.perf actual" && + + test_config_global "trace2.configParams" "cfg.prop.*" && + test_config_global "trace2.envvars" "ENV_PROP_FOO,ENV_PROP_BAR" && + + test_config_global "cfg.prop.foo" "red" && + + test_might_fail env \ + ENV_PROP_FOO=blue \ + GIT_TRACE2_PERF="$(pwd)/prop.perf" \ + git http-fetch --stdin file:/// <<-EOF && + EOF + + perl "$TEST_DIRECTORY/t0211/scrub_perf.perl" <prop.perf >actual && + + grep "d0|main|cmd_name|.*|_run_dashed_" actual && + grep "d0|main|def_param|.*|cfg.prop.foo:red" actual && + grep "d0|main|def_param|.*|ENV_PROP_FOO:blue" actual && + + grep "d1|main|cmd_name|.*|http-fetch" actual && + grep "d1|main|def_param|.*|cfg.prop.foo:red" actual && + grep "d1|main|def_param|.*|ENV_PROP_FOO:blue" actual +' + +# Historically, alias expansion explicitly emitted the def_param +# events (independent of whether the command was a builtin, a Git +# command or arbitrary shell command) so that it wasn't dependent +# upon the unpeeling of the alias. Let's make sure that we preserve +# the net effect. +# +test_expect_success 'expect def_params during git alias expansion' ' + test_when_finished "rm prop.perf actual" && + + test_config_global "trace2.configParams" "cfg.prop.*" && + test_config_global "trace2.envvars" "ENV_PROP_FOO,ENV_PROP_BAR" && + + test_config_global "cfg.prop.foo" "red" && + + test_config_global "alias.xxx" "version" && + + ENV_PROP_FOO=blue \ + GIT_TRACE2_PERF="$(pwd)/prop.perf" \ + git xxx && + + perl "$TEST_DIRECTORY/t0211/scrub_perf.perl" <prop.perf >actual && + + # "git xxx" is first mapped to "git-xxx" and the child will fail. + grep "d0|main|cmd_name|.*|_run_dashed_ (_run_dashed_)" actual && + + # We unpeel that and substitute "version" into "xxx" (giving + # "git version") and update the cmd_name event. + grep "d0|main|cmd_name|.*|_run_git_alias_ (_run_dashed_/_run_git_alias_)" actual && + + # These def_param events could be associated with either of the + # above cmd_name events. It does not matter. + grep "d0|main|def_param|.*|cfg.prop.foo:red" actual && + grep "d0|main|def_param|.*|ENV_PROP_FOO:blue" actual && + + # The "git version" child sees a different cmd_name hierarchy. + # Also test the def_param (only for completeness). + grep "d1|main|cmd_name|.*|version (_run_dashed_/_run_git_alias_/version)" actual && + grep "d1|main|def_param|.*|cfg.prop.foo:red" actual && + grep "d1|main|def_param|.*|ENV_PROP_FOO:blue" actual +' + +test_expect_success 'expect def_params during shell alias expansion' ' + test_when_finished "rm prop.perf actual" && + + test_config_global "trace2.configParams" "cfg.prop.*" && + test_config_global "trace2.envvars" "ENV_PROP_FOO,ENV_PROP_BAR" && + + test_config_global "cfg.prop.foo" "red" && + + test_config_global "alias.xxx" "!git version" && + + ENV_PROP_FOO=blue \ + GIT_TRACE2_PERF="$(pwd)/prop.perf" \ + git xxx && + + perl "$TEST_DIRECTORY/t0211/scrub_perf.perl" <prop.perf >actual && + + # "git xxx" is first mapped to "git-xxx" and the child will fail. + grep "d0|main|cmd_name|.*|_run_dashed_ (_run_dashed_)" actual && + + # We unpeel that and substitute "git version" for "git xxx" (as a + # shell command. Another cmd_name event is emitted as we unpeel. + grep "d0|main|cmd_name|.*|_run_shell_alias_ (_run_dashed_/_run_shell_alias_)" actual && + + # These def_param events could be associated with either of the + # above cmd_name events. It does not matter. + grep "d0|main|def_param|.*|cfg.prop.foo:red" actual && + grep "d0|main|def_param|.*|ENV_PROP_FOO:blue" actual && + + # We get the following only because we used a git command for the + # shell command. In general, it could have been a shell script and + # we would see nothing. + # + # The child knows the cmd_name hierarchy so it includes it. + grep "d1|main|cmd_name|.*|version (_run_dashed_/_run_shell_alias_/version)" actual && + grep "d1|main|def_param|.*|cfg.prop.foo:red" actual && + grep "d1|main|def_param|.*|ENV_PROP_FOO:blue" actual +' + +test_expect_success 'expect def_params during nested git alias expansion' ' + test_when_finished "rm prop.perf actual" && + + test_config_global "trace2.configParams" "cfg.prop.*" && + test_config_global "trace2.envvars" "ENV_PROP_FOO,ENV_PROP_BAR" && + + test_config_global "cfg.prop.foo" "red" && + + test_config_global "alias.xxx" "yyy" && + test_config_global "alias.yyy" "version" && + + ENV_PROP_FOO=blue \ + GIT_TRACE2_PERF="$(pwd)/prop.perf" \ + git xxx && + + perl "$TEST_DIRECTORY/t0211/scrub_perf.perl" <prop.perf >actual && + + # "git xxx" is first mapped to "git-xxx" and try to spawn "git-xxx" + # and the child will fail. + grep "d0|main|cmd_name|.*|_run_dashed_ (_run_dashed_)" actual && + grep "d0|main|child_start|.*|.* class:dashed argv:\[git-xxx\]" actual && + + # We unpeel that and substitute "yyy" into "xxx" (giving "git yyy") + # and spawn "git-yyy" and the child will fail. + grep "d0|main|alias|.*|alias:xxx argv:\[yyy\]" actual && + grep "d0|main|cmd_name|.*|_run_dashed_ (_run_dashed_/_run_dashed_)" actual && + grep "d0|main|child_start|.*|.* class:dashed argv:\[git-yyy\]" actual && + + # We unpeel that and substitute "version" into "xxx" (giving + # "git version") and update the cmd_name event. + grep "d0|main|alias|.*|alias:yyy argv:\[version\]" actual && + grep "d0|main|cmd_name|.*|_run_git_alias_ (_run_dashed_/_run_dashed_/_run_git_alias_)" actual && + + # These def_param events could be associated with any of the + # above cmd_name events. It does not matter. + grep "d0|main|def_param|.*|cfg.prop.foo:red" actual >actual.matches && + grep "d0|main|def_param|.*|ENV_PROP_FOO:blue" actual && + + # However, we do not want them repeated each time we unpeel. + test_line_count = 1 actual.matches && + + # The "git version" child sees a different cmd_name hierarchy. + # Also test the def_param (only for completeness). + grep "d1|main|cmd_name|.*|version (_run_dashed_/_run_dashed_/_run_git_alias_/version)" actual && + grep "d1|main|def_param|.*|cfg.prop.foo:red" actual && + grep "d1|main|def_param|.*|ENV_PROP_FOO:blue" actual +' + test_done diff --git a/t/t1006-cat-file.sh b/t/t1006-cat-file.sh index e0c6482797..e12b221972 100755 --- a/t/t1006-cat-file.sh +++ b/t/t1006-cat-file.sh @@ -112,65 +112,65 @@ strlen () { run_tests () { type=$1 - sha1=$2 + oid=$2 size=$3 content=$4 pretty_content=$5 - batch_output="$sha1 $type $size + batch_output="$oid $type $size $content" test_expect_success "$type exists" ' - git cat-file -e $sha1 + git cat-file -e $oid ' test_expect_success "Type of $type is correct" ' echo $type >expect && - git cat-file -t $sha1 >actual && + git cat-file -t $oid >actual && test_cmp expect actual ' test_expect_success "Size of $type is correct" ' echo $size >expect && - git cat-file -s $sha1 >actual && + git cat-file -s $oid >actual && test_cmp expect actual ' test_expect_success "Type of $type is correct using --allow-unknown-type" ' echo $type >expect && - git cat-file -t --allow-unknown-type $sha1 >actual && + git cat-file -t --allow-unknown-type $oid >actual && test_cmp expect actual ' test_expect_success "Size of $type is correct using --allow-unknown-type" ' echo $size >expect && - git cat-file -s --allow-unknown-type $sha1 >actual && + git cat-file -s --allow-unknown-type $oid >actual && test_cmp expect actual ' test -z "$content" || test_expect_success "Content of $type is correct" ' echo_without_newline "$content" >expect && - git cat-file $type $sha1 >actual && + git cat-file $type $oid >actual && test_cmp expect actual ' test_expect_success "Pretty content of $type is correct" ' echo_without_newline "$pretty_content" >expect && - git cat-file -p $sha1 >actual && + git cat-file -p $oid >actual && test_cmp expect actual ' test -z "$content" || test_expect_success "--batch output of $type is correct" ' echo "$batch_output" >expect && - echo $sha1 | git cat-file --batch >actual && + echo $oid | git cat-file --batch >actual && test_cmp expect actual ' test_expect_success "--batch-check output of $type is correct" ' - echo "$sha1 $type $size" >expect && - echo_without_newline $sha1 | git cat-file --batch-check >actual && + echo "$oid $type $size" >expect && + echo_without_newline $oid | git cat-file --batch-check >actual && test_cmp expect actual ' @@ -179,33 +179,33 @@ $content" test -z "$content" || test_expect_success "--batch-command $opt output of $type content is correct" ' echo "$batch_output" >expect && - test_write_lines "contents $sha1" | git cat-file --batch-command $opt >actual && + test_write_lines "contents $oid" | git cat-file --batch-command $opt >actual && test_cmp expect actual ' test_expect_success "--batch-command $opt output of $type info is correct" ' - echo "$sha1 $type $size" >expect && - test_write_lines "info $sha1" | + echo "$oid $type $size" >expect && + test_write_lines "info $oid" | git cat-file --batch-command $opt >actual && test_cmp expect actual ' done test_expect_success "custom --batch-check format" ' - echo "$type $sha1" >expect && - echo $sha1 | git cat-file --batch-check="%(objecttype) %(objectname)" >actual && + echo "$type $oid" >expect && + echo $oid | git cat-file --batch-check="%(objecttype) %(objectname)" >actual && test_cmp expect actual ' test_expect_success "custom --batch-command format" ' - echo "$type $sha1" >expect && - echo "info $sha1" | git cat-file --batch-command="%(objecttype) %(objectname)" >actual && + echo "$type $oid" >expect && + echo "info $oid" | git cat-file --batch-command="%(objecttype) %(objectname)" >actual && test_cmp expect actual ' test_expect_success '--batch-check with %(rest)' ' echo "$type this is some extra content" >expect && - echo "$sha1 this is some extra content" | + echo "$oid this is some extra content" | git cat-file --batch-check="%(objecttype) %(rest)" >actual && test_cmp expect actual ' @@ -216,7 +216,7 @@ $content" echo "$size" && echo "$content" } >expect && - echo $sha1 | git cat-file --batch="%(objectsize)" >actual && + echo $oid | git cat-file --batch="%(objectsize)" >actual && test_cmp expect actual ' @@ -226,114 +226,154 @@ $content" echo "$type" && echo "$content" } >expect && - echo $sha1 | git cat-file --batch="%(objecttype)" >actual && + echo $oid | git cat-file --batch="%(objecttype)" >actual && test_cmp expect actual ' } hello_content="Hello World" hello_size=$(strlen "$hello_content") -hello_sha1=$(echo_without_newline "$hello_content" | git hash-object --stdin) +hello_oid=$(echo_without_newline "$hello_content" | git hash-object --stdin) test_expect_success "setup" ' + git config core.repositoryformatversion 1 && + git config extensions.objectformat $test_hash_algo && + git config extensions.compatobjectformat $test_compat_hash_algo && echo_without_newline "$hello_content" > hello && git update-index --add hello ' -run_tests 'blob' $hello_sha1 $hello_size "$hello_content" "$hello_content" +run_blob_tests () { + oid=$1 -test_expect_success '--batch-command --buffer with flush for blob info' ' - echo "$hello_sha1 blob $hello_size" >expect && - test_write_lines "info $hello_sha1" "flush" | + run_tests 'blob' $oid $hello_size "$hello_content" "$hello_content" + + test_expect_success '--batch-command --buffer with flush for blob info' ' + echo "$oid blob $hello_size" >expect && + test_write_lines "info $oid" "flush" | GIT_TEST_CAT_FILE_NO_FLUSH_ON_EXIT=1 \ git cat-file --batch-command --buffer >actual && test_cmp expect actual -' + ' -test_expect_success '--batch-command --buffer without flush for blob info' ' + test_expect_success '--batch-command --buffer without flush for blob info' ' touch output && - test_write_lines "info $hello_sha1" | + test_write_lines "info $oid" | GIT_TEST_CAT_FILE_NO_FLUSH_ON_EXIT=1 \ git cat-file --batch-command --buffer >>output && test_must_be_empty output -' + ' +} + +hello_compat_oid=$(git rev-parse --output-object-format=$test_compat_hash_algo $hello_oid) +run_blob_tests $hello_oid +run_blob_tests $hello_compat_oid test_expect_success '--batch-check without %(rest) considers whole line' ' - echo "$hello_sha1 blob $hello_size" >expect && - git update-index --add --cacheinfo 100644 $hello_sha1 "white space" && + echo "$hello_oid blob $hello_size" >expect && + git update-index --add --cacheinfo 100644 $hello_oid "white space" && test_when_finished "git update-index --remove \"white space\"" && echo ":white space" | git cat-file --batch-check >actual && test_cmp expect actual ' -tree_sha1=$(git write-tree) +tree_oid=$(git write-tree) +tree_compat_oid=$(git rev-parse --output-object-format=$test_compat_hash_algo $tree_oid) tree_size=$(($(test_oid rawsz) + 13)) -tree_pretty_content="100644 blob $hello_sha1 hello${LF}" +tree_compat_size=$(($(test_oid --hash=compat rawsz) + 13)) +tree_pretty_content="100644 blob $hello_oid hello${LF}" +tree_compat_pretty_content="100644 blob $hello_compat_oid hello${LF}" -run_tests 'tree' $tree_sha1 $tree_size "" "$tree_pretty_content" +run_tests 'tree' $tree_oid $tree_size "" "$tree_pretty_content" +run_tests 'tree' $tree_compat_oid $tree_compat_size "" "$tree_compat_pretty_content" commit_message="Initial commit" -commit_sha1=$(echo_without_newline "$commit_message" | git commit-tree $tree_sha1) +commit_oid=$(echo_without_newline "$commit_message" | git commit-tree $tree_oid) +commit_compat_oid=$(git rev-parse --output-object-format=$test_compat_hash_algo $commit_oid) commit_size=$(($(test_oid hexsz) + 137)) -commit_content="tree $tree_sha1 +commit_compat_size=$(($(test_oid --hash=compat hexsz) + 137)) +commit_content="tree $tree_oid +author $GIT_AUTHOR_NAME <$GIT_AUTHOR_EMAIL> $GIT_AUTHOR_DATE +committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE + +$commit_message" + +commit_compat_content="tree $tree_compat_oid author $GIT_AUTHOR_NAME <$GIT_AUTHOR_EMAIL> $GIT_AUTHOR_DATE committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE $commit_message" -run_tests 'commit' $commit_sha1 $commit_size "$commit_content" "$commit_content" +run_tests 'commit' $commit_oid $commit_size "$commit_content" "$commit_content" +run_tests 'commit' $commit_compat_oid $commit_compat_size "$commit_compat_content" "$commit_compat_content" -tag_header_without_timestamp="object $hello_sha1 -type blob +tag_header_without_oid="type blob tag hellotag tagger $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL>" +tag_header_without_timestamp="object $hello_oid +$tag_header_without_oid" +tag_compat_header_without_timestamp="object $hello_compat_oid +$tag_header_without_oid" tag_description="This is a tag" tag_content="$tag_header_without_timestamp 0 +0000 $tag_description" +tag_compat_content="$tag_compat_header_without_timestamp 0 +0000 -tag_sha1=$(echo_without_newline "$tag_content" | git hash-object -t tag --stdin -w) +$tag_description" + +tag_oid=$(echo_without_newline "$tag_content" | git hash-object -t tag --stdin -w) tag_size=$(strlen "$tag_content") -run_tests 'tag' $tag_sha1 $tag_size "$tag_content" "$tag_content" +tag_compat_oid=$(git rev-parse --output-object-format=$test_compat_hash_algo $tag_oid) +tag_compat_size=$(strlen "$tag_compat_content") + +run_tests 'tag' $tag_oid $tag_size "$tag_content" "$tag_content" +run_tests 'tag' $tag_compat_oid $tag_compat_size "$tag_compat_content" "$tag_compat_content" test_expect_success "Reach a blob from a tag pointing to it" ' echo_without_newline "$hello_content" >expect && - git cat-file blob $tag_sha1 >actual && + git cat-file blob $tag_oid >actual && test_cmp expect actual ' -for batch in batch batch-check batch-command +for oid in $hello_oid $hello_compat_oid do - for opt in t s e p + for batch in batch batch-check batch-command do + for opt in t s e p + do test_expect_success "Passing -$opt with --$batch fails" ' - test_must_fail git cat-file --$batch -$opt $hello_sha1 + test_must_fail git cat-file --$batch -$opt $oid ' test_expect_success "Passing --$batch with -$opt fails" ' - test_must_fail git cat-file -$opt --$batch $hello_sha1 + test_must_fail git cat-file -$opt --$batch $oid ' - done + done - test_expect_success "Passing <type> with --$batch fails" ' - test_must_fail git cat-file --$batch blob $hello_sha1 - ' + test_expect_success "Passing <type> with --$batch fails" ' + test_must_fail git cat-file --$batch blob $oid + ' - test_expect_success "Passing --$batch with <type> fails" ' - test_must_fail git cat-file blob --$batch $hello_sha1 - ' + test_expect_success "Passing --$batch with <type> fails" ' + test_must_fail git cat-file blob --$batch $oid + ' - test_expect_success "Passing sha1 with --$batch fails" ' - test_must_fail git cat-file --$batch $hello_sha1 - ' + test_expect_success "Passing oid with --$batch fails" ' + test_must_fail git cat-file --$batch $oid + ' + done done -for opt in t s e p +for oid in $hello_oid $hello_compat_oid do - test_expect_success "Passing -$opt with --follow-symlinks fails" ' - test_must_fail git cat-file --follow-symlinks -$opt $hello_sha1 + for opt in t s e p + do + test_expect_success "Passing -$opt with --follow-symlinks fails" ' + test_must_fail git cat-file --follow-symlinks -$opt $oid ' + done done test_expect_success "--batch-check for a non-existent named object" ' @@ -360,12 +400,12 @@ test_expect_success "--batch-check for a non-existent hash" ' test_expect_success "--batch for an existent and a non-existent hash" ' cat >expect <<-EOF && - $tag_sha1 tag $tag_size + $tag_oid tag $tag_size $tag_content 0000000000000000000000000000000000000000 missing EOF - printf "$tag_sha1\n0000000000000000000000000000000000000000" >in && + printf "$tag_oid\n0000000000000000000000000000000000000000" >in && git cat-file --batch <in >actual && test_cmp expect actual ' @@ -386,112 +426,102 @@ test_expect_success 'empty --batch-check notices missing object' ' test_cmp expect actual ' -batch_input="$hello_sha1 -$commit_sha1 -$tag_sha1 +batch_tests () { + boid=$1 + loid=$2 + lsize=$3 + coid=$4 + csize=$5 + ccontent=$6 + toid=$7 + tsize=$8 + tcontent=$9 + + batch_input="$boid +$coid +$toid deadbeef " -printf "%s\0" \ - "$hello_sha1 blob $hello_size" \ + printf "%s\0" \ + "$boid blob $hello_size" \ "$hello_content" \ - "$commit_sha1 commit $commit_size" \ - "$commit_content" \ - "$tag_sha1 tag $tag_size" \ - "$tag_content" \ + "$coid commit $csize" \ + "$ccontent" \ + "$toid tag $tsize" \ + "$tcontent" \ "deadbeef missing" \ " missing" >batch_output -test_expect_success '--batch with multiple sha1s gives correct format' ' + test_expect_success '--batch with multiple oids gives correct format' ' tr "\0" "\n" <batch_output >expect && echo_without_newline "$batch_input" >in && git cat-file --batch <in >actual && test_cmp expect actual -' + ' -test_expect_success '--batch, -z with multiple sha1s gives correct format' ' + test_expect_success '--batch, -z with multiple oids gives correct format' ' echo_without_newline_nul "$batch_input" >in && tr "\0" "\n" <batch_output >expect && git cat-file --batch -z <in >actual && test_cmp expect actual -' + ' -test_expect_success '--batch, -Z with multiple sha1s gives correct format' ' + test_expect_success '--batch, -Z with multiple oids gives correct format' ' echo_without_newline_nul "$batch_input" >in && git cat-file --batch -Z <in >actual && test_cmp batch_output actual -' + ' -batch_check_input="$hello_sha1 -$tree_sha1 -$commit_sha1 -$tag_sha1 +batch_check_input="$boid +$loid +$coid +$toid deadbeef " -printf "%s\0" \ - "$hello_sha1 blob $hello_size" \ - "$tree_sha1 tree $tree_size" \ - "$commit_sha1 commit $commit_size" \ - "$tag_sha1 tag $tag_size" \ + printf "%s\0" \ + "$boid blob $hello_size" \ + "$loid tree $lsize" \ + "$coid commit $csize" \ + "$toid tag $tsize" \ "deadbeef missing" \ " missing" >batch_check_output -test_expect_success "--batch-check with multiple sha1s gives correct format" ' + test_expect_success "--batch-check with multiple oids gives correct format" ' tr "\0" "\n" <batch_check_output >expect && echo_without_newline "$batch_check_input" >in && git cat-file --batch-check <in >actual && test_cmp expect actual -' + ' -test_expect_success "--batch-check, -z with multiple sha1s gives correct format" ' + test_expect_success "--batch-check, -z with multiple oids gives correct format" ' tr "\0" "\n" <batch_check_output >expect && echo_without_newline_nul "$batch_check_input" >in && git cat-file --batch-check -z <in >actual && test_cmp expect actual -' + ' -test_expect_success "--batch-check, -Z with multiple sha1s gives correct format" ' + test_expect_success "--batch-check, -Z with multiple oids gives correct format" ' echo_without_newline_nul "$batch_check_input" >in && git cat-file --batch-check -Z <in >actual && test_cmp batch_check_output actual -' - -test_expect_success FUNNYNAMES 'setup with newline in input' ' - touch -- "newline${LF}embedded" && - git add -- "newline${LF}embedded" && - git commit -m "file with newline embedded" && - test_tick && - - printf "HEAD:newline${LF}embedded" >in -' - -test_expect_success FUNNYNAMES '--batch-check, -z with newline in input' ' - git cat-file --batch-check -z <in >actual && - echo "$(git rev-parse "HEAD:newline${LF}embedded") blob 0" >expect && - test_cmp expect actual -' - -test_expect_success FUNNYNAMES '--batch-check, -Z with newline in input' ' - git cat-file --batch-check -Z <in >actual && - printf "%s\0" "$(git rev-parse "HEAD:newline${LF}embedded") blob 0" >expect && - test_cmp expect actual -' + ' -batch_command_multiple_info="info $hello_sha1 -info $tree_sha1 -info $commit_sha1 -info $tag_sha1 +batch_command_multiple_info="info $boid +info $loid +info $coid +info $toid info deadbeef" -test_expect_success '--batch-command with multiple info calls gives correct format' ' + test_expect_success '--batch-command with multiple info calls gives correct format' ' cat >expect <<-EOF && - $hello_sha1 blob $hello_size - $tree_sha1 tree $tree_size - $commit_sha1 commit $commit_size - $tag_sha1 tag $tag_size + $boid blob $hello_size + $loid tree $lsize + $coid commit $csize + $toid tag $tsize deadbeef missing EOF @@ -510,22 +540,22 @@ test_expect_success '--batch-command with multiple info calls gives correct form git cat-file --batch-command --buffer -Z <in >actual && test_cmp expect_nul actual -' + ' -batch_command_multiple_contents="contents $hello_sha1 -contents $commit_sha1 -contents $tag_sha1 +batch_command_multiple_contents="contents $boid +contents $coid +contents $toid contents deadbeef flush" -test_expect_success '--batch-command with multiple command calls gives correct format' ' + test_expect_success '--batch-command with multiple command calls gives correct format' ' printf "%s\0" \ - "$hello_sha1 blob $hello_size" \ + "$boid blob $hello_size" \ "$hello_content" \ - "$commit_sha1 commit $commit_size" \ - "$commit_content" \ - "$tag_sha1 tag $tag_size" \ - "$tag_content" \ + "$coid commit $csize" \ + "$ccontent" \ + "$toid tag $tsize" \ + "$tcontent" \ "deadbeef missing" >expect_nul && tr "\0" "\n" <expect_nul >expect && @@ -543,6 +573,33 @@ test_expect_success '--batch-command with multiple command calls gives correct f git cat-file --batch-command --buffer -Z <in >actual && test_cmp expect_nul actual + ' + +} + +batch_tests $hello_oid $tree_oid $tree_size $commit_oid $commit_size "$commit_content" $tag_oid $tag_size "$tag_content" +batch_tests $hello_compat_oid $tree_compat_oid $tree_compat_size $commit_compat_oid $commit_compat_size "$commit_compat_content" $tag_compat_oid $tag_compat_size "$tag_compat_content" + + +test_expect_success FUNNYNAMES 'setup with newline in input' ' + touch -- "newline${LF}embedded" && + git add -- "newline${LF}embedded" && + git commit -m "file with newline embedded" && + test_tick && + + printf "HEAD:newline${LF}embedded" >in +' + +test_expect_success FUNNYNAMES '--batch-check, -z with newline in input' ' + git cat-file --batch-check -z <in >actual && + echo "$(git rev-parse "HEAD:newline${LF}embedded") blob 0" >expect && + test_cmp expect actual +' + +test_expect_success FUNNYNAMES '--batch-check, -Z with newline in input' ' + git cat-file --batch-check -Z <in >actual && + printf "%s\0" "$(git rev-parse "HEAD:newline${LF}embedded") blob 0" >expect && + test_cmp expect actual ' test_expect_success 'setup blobs which are likely to delta' ' @@ -569,7 +626,7 @@ test_expect_success 'confirm that neither loose blob is a delta' ' # we will check only that one of the two objects is a delta # against the other, but not the order. We can do so by just # asking for the base of both, and checking whether either -# sha1 appears in the output. +# oid appears in the output. test_expect_success '%(deltabase) reports packed delta bases' ' git repack -ad && git cat-file --batch-check="%(deltabase)" <blobs >actual && @@ -583,12 +640,12 @@ test_expect_success 'setup bogus data' ' bogus_short_type="bogus" && bogus_short_content="bogus" && bogus_short_size=$(strlen "$bogus_short_content") && - bogus_short_sha1=$(echo_without_newline "$bogus_short_content" | git hash-object -t $bogus_short_type --literally -w --stdin) && + bogus_short_oid=$(echo_without_newline "$bogus_short_content" | git hash-object -t $bogus_short_type --literally -w --stdin) && bogus_long_type="abcdefghijklmnopqrstuvwxyz1234679" && bogus_long_content="bogus" && bogus_long_size=$(strlen "$bogus_long_content") && - bogus_long_sha1=$(echo_without_newline "$bogus_long_content" | git hash-object -t $bogus_long_type --literally -w --stdin) + bogus_long_oid=$(echo_without_newline "$bogus_long_content" | git hash-object -t $bogus_long_type --literally -w --stdin) ' for arg1 in '' --allow-unknown-type @@ -608,9 +665,9 @@ do if test "$arg1" = "--allow-unknown-type" then - git cat-file $arg1 $arg2 $bogus_short_sha1 + git cat-file $arg1 $arg2 $bogus_short_oid else - test_must_fail git cat-file $arg1 $arg2 $bogus_short_sha1 >out 2>actual && + test_must_fail git cat-file $arg1 $arg2 $bogus_short_oid >out 2>actual && test_must_be_empty out && test_cmp expect actual fi @@ -620,21 +677,21 @@ do if test "$arg2" = "-p" then cat >expect <<-EOF - error: header for $bogus_long_sha1 too long, exceeds 32 bytes - fatal: Not a valid object name $bogus_long_sha1 + error: header for $bogus_long_oid too long, exceeds 32 bytes + fatal: Not a valid object name $bogus_long_oid EOF else cat >expect <<-EOF - error: header for $bogus_long_sha1 too long, exceeds 32 bytes + error: header for $bogus_long_oid too long, exceeds 32 bytes fatal: git cat-file: could not get object info EOF fi && if test "$arg1" = "--allow-unknown-type" then - git cat-file $arg1 $arg2 $bogus_short_sha1 + git cat-file $arg1 $arg2 $bogus_short_oid else - test_must_fail git cat-file $arg1 $arg2 $bogus_long_sha1 >out 2>actual && + test_must_fail git cat-file $arg1 $arg2 $bogus_long_oid >out 2>actual && test_must_be_empty out && test_cmp expect actual fi @@ -668,28 +725,28 @@ do done test_expect_success '-e is OK with a broken object without --allow-unknown-type' ' - git cat-file -e $bogus_short_sha1 + git cat-file -e $bogus_short_oid ' test_expect_success '-e can not be combined with --allow-unknown-type' ' - test_expect_code 128 git cat-file -e --allow-unknown-type $bogus_short_sha1 + test_expect_code 128 git cat-file -e --allow-unknown-type $bogus_short_oid ' test_expect_success '-p cannot print a broken object even with --allow-unknown-type' ' - test_must_fail git cat-file -p $bogus_short_sha1 && - test_expect_code 128 git cat-file -p --allow-unknown-type $bogus_short_sha1 + test_must_fail git cat-file -p $bogus_short_oid && + test_expect_code 128 git cat-file -p --allow-unknown-type $bogus_short_oid ' test_expect_success '<type> <hash> does not work with objects of broken types' ' cat >err.expect <<-\EOF && fatal: invalid object type "bogus" EOF - test_must_fail git cat-file $bogus_short_type $bogus_short_sha1 2>err.actual && + test_must_fail git cat-file $bogus_short_type $bogus_short_oid 2>err.actual && test_cmp err.expect err.actual ' test_expect_success 'broken types combined with --batch and --batch-check' ' - echo $bogus_short_sha1 >bogus-oid && + echo $bogus_short_oid >bogus-oid && cat >err.expect <<-\EOF && fatal: invalid object type @@ -711,52 +768,52 @@ test_expect_success 'the --allow-unknown-type option does not consider replaceme cat >expect <<-EOF && $bogus_short_type EOF - git cat-file -t --allow-unknown-type $bogus_short_sha1 >actual && + git cat-file -t --allow-unknown-type $bogus_short_oid >actual && test_cmp expect actual && # Create it manually, as "git replace" will die on bogus # types. head=$(git rev-parse --verify HEAD) && - test_when_finished "test-tool ref-store main delete-refs 0 msg refs/replace/$bogus_short_sha1" && - test-tool ref-store main update-ref msg "refs/replace/$bogus_short_sha1" $head $ZERO_OID REF_SKIP_OID_VERIFICATION && + test_when_finished "test-tool ref-store main delete-refs 0 msg refs/replace/$bogus_short_oid" && + test-tool ref-store main update-ref msg "refs/replace/$bogus_short_oid" $head $ZERO_OID REF_SKIP_OID_VERIFICATION && cat >expect <<-EOF && commit EOF - git cat-file -t --allow-unknown-type $bogus_short_sha1 >actual && + git cat-file -t --allow-unknown-type $bogus_short_oid >actual && test_cmp expect actual ' test_expect_success "Type of broken object is correct" ' echo $bogus_short_type >expect && - git cat-file -t --allow-unknown-type $bogus_short_sha1 >actual && + git cat-file -t --allow-unknown-type $bogus_short_oid >actual && test_cmp expect actual ' test_expect_success "Size of broken object is correct" ' echo $bogus_short_size >expect && - git cat-file -s --allow-unknown-type $bogus_short_sha1 >actual && + git cat-file -s --allow-unknown-type $bogus_short_oid >actual && test_cmp expect actual ' test_expect_success 'clean up broken object' ' - rm .git/objects/$(test_oid_to_path $bogus_short_sha1) + rm .git/objects/$(test_oid_to_path $bogus_short_oid) ' test_expect_success "Type of broken object is correct when type is large" ' echo $bogus_long_type >expect && - git cat-file -t --allow-unknown-type $bogus_long_sha1 >actual && + git cat-file -t --allow-unknown-type $bogus_long_oid >actual && test_cmp expect actual ' test_expect_success "Size of large broken object is correct when type is large" ' echo $bogus_long_size >expect && - git cat-file -s --allow-unknown-type $bogus_long_sha1 >actual && + git cat-file -s --allow-unknown-type $bogus_long_oid >actual && test_cmp expect actual ' test_expect_success 'clean up broken object' ' - rm .git/objects/$(test_oid_to_path $bogus_long_sha1) + rm .git/objects/$(test_oid_to_path $bogus_long_oid) ' test_expect_success 'cat-file -t and -s on corrupt loose object' ' @@ -853,7 +910,7 @@ test_expect_success 'prep for symlink tests' ' test_ln_s_add loop2 loop1 && git add morx dir/subdir/ind2 dir/ind1 && git commit -am "test" && - echo $hello_sha1 blob $hello_size >found + echo $hello_oid blob $hello_size >found ' test_expect_success 'git cat-file --batch-check --follow-symlinks works for non-links' ' @@ -941,7 +998,7 @@ test_expect_success 'git cat-file --batch-check --follow-symlinks works for dir/ echo HEAD:dirlink/morx >>expect && echo HEAD:dirlink/morx | git cat-file --batch-check --follow-symlinks >actual && test_cmp expect actual && - echo $hello_sha1 blob $hello_size >expect && + echo $hello_oid blob $hello_size >expect && echo HEAD:dirlink/ind1 | git cat-file --batch-check --follow-symlinks >actual && test_cmp expect actual ' diff --git a/t/t1007-hash-object.sh b/t/t1007-hash-object.sh index ac3d173767..64aea38486 100755 --- a/t/t1007-hash-object.sh +++ b/t/t1007-hash-object.sh @@ -124,8 +124,8 @@ test_expect_success 'check that appropriate filter is invoke when --path is used path0_sha=$(git hash-object --path=file0 file1) && test "$file0_sha" = "$path0_sha" && test "$file1_sha" = "$path1_sha" && - path1_sha=$(cat file0 | git hash-object --path=file1 --stdin) && - path0_sha=$(cat file1 | git hash-object --path=file0 --stdin) && + path1_sha=$(git hash-object --path=file1 --stdin <file0) && + path0_sha=$(git hash-object --path=file0 --stdin <file1) && test "$file0_sha" = "$path0_sha" && test "$file1_sha" = "$path1_sha" ' @@ -154,7 +154,7 @@ test_expect_success '--path works in a subdirectory' ' test_expect_success 'check that --no-filters option works' ' nofilters_file1=$(git hash-object --no-filters file1) && test "$file0_sha" = "$nofilters_file1" && - nofilters_file1=$(cat file1 | git hash-object --stdin) && + nofilters_file1=$(git hash-object --stdin <file1) && test "$file0_sha" = "$nofilters_file1" ' diff --git a/t/t1016-compatObjectFormat.sh b/t/t1016-compatObjectFormat.sh new file mode 100755 index 0000000000..8132cd37b8 --- /dev/null +++ b/t/t1016-compatObjectFormat.sh @@ -0,0 +1,281 @@ +#!/bin/sh +# +# Copyright (c) 2023 Eric Biederman +# + +test_description='Test how well compatObjectFormat works' + +TEST_PASSES_SANITIZE_LEAK=true +. ./test-lib.sh +. "$TEST_DIRECTORY"/lib-gpg.sh + +# All of the follow variables must be defined in the environment: +# GIT_AUTHOR_NAME +# GIT_AUTHOR_EMAIL +# GIT_AUTHOR_DATE +# GIT_COMMITTER_NAME +# GIT_COMMITTER_EMAIL +# GIT_COMMITTER_DATE +# +# The test relies on these variables being set so that the two +# different commits in two different repositories encoded with two +# different hash functions result in the same content in the commits. +# This means that when the commit is translated between hash functions +# the commit is identical to the commit in the other repository. + +compat_hash () { + case "$1" in + "sha1") + echo "sha256" + ;; + "sha256") + echo "sha1" + ;; + esac +} + +hello_oid () { + case "$1" in + "sha1") + echo "$hello_sha1_oid" + ;; + "sha256") + echo "$hello_sha256_oid" + ;; + esac +} + +tree_oid () { + case "$1" in + "sha1") + echo "$tree_sha1_oid" + ;; + "sha256") + echo "$tree_sha256_oid" + ;; + esac +} + +commit_oid () { + case "$1" in + "sha1") + echo "$commit_sha1_oid" + ;; + "sha256") + echo "$commit_sha256_oid" + ;; + esac +} + +commit2_oid () { + case "$1" in + "sha1") + echo "$commit2_sha1_oid" + ;; + "sha256") + echo "$commit2_sha256_oid" + ;; + esac +} + +del_sigcommit () { + local delete=$1 + + if test "$delete" = "sha256" ; then + local pattern="gpgsig-sha256" + else + local pattern="gpgsig" + fi + test-tool delete-gpgsig "$pattern" +} + + +del_sigtag () { + local storage=$1 + local delete=$2 + + if test "$storage" = "$delete" ; then + local pattern="trailer" + elif test "$storage" = "sha256" ; then + local pattern="gpgsig" + else + local pattern="gpgsig-sha256" + fi + test-tool delete-gpgsig "$pattern" +} + +base=$(pwd) +for hash in sha1 sha256 +do + cd "$base" + mkdir -p repo-$hash + cd repo-$hash + + test_expect_success "setup $hash repository" ' + git init --object-format=$hash && + git config core.repositoryformatversion 1 && + git config extensions.objectformat $hash && + git config extensions.compatobjectformat $(compat_hash $hash) && + git config gpg.program $TEST_DIRECTORY/t1016/gpg && + echo "Hellow World!" > hello && + eval hello_${hash}_oid=$(git hash-object hello) && + git update-index --add hello && + git commit -m "Initial commit" && + eval commit_${hash}_oid=$(git rev-parse HEAD) && + eval tree_${hash}_oid=$(git rev-parse HEAD^{tree}) + ' + test_expect_success "create a $hash tagged blob" ' + git tag --no-sign -m "This is a tag" hellotag $(hello_oid $hash) && + eval hellotag_${hash}_oid=$(git rev-parse hellotag) + ' + test_expect_success "create a $hash tagged tree" ' + git tag --no-sign -m "This is a tag" treetag $(tree_oid $hash) && + eval treetag_${hash}_oid=$(git rev-parse treetag) + ' + test_expect_success "create a $hash tagged commit" ' + git tag --no-sign -m "This is a tag" committag $(commit_oid $hash) && + eval committag_${hash}_oid=$(git rev-parse committag) + ' + test_expect_success GPG2 "create a $hash signed commit" ' + git commit --gpg-sign --allow-empty -m "This is a signed commit" && + eval signedcommit_${hash}_oid=$(git rev-parse HEAD) + ' + test_expect_success GPG2 "create a $hash signed tag" ' + git tag -s -m "This is a signed tag" signedtag HEAD && + eval signedtag_${hash}_oid=$(git rev-parse signedtag) + ' + test_expect_success "create a $hash branch" ' + git checkout -b branch $(commit_oid $hash) && + echo "More more more give me more!" > more && + eval more_${hash}_oid=$(git hash-object more) && + echo "Another and another and another" > another && + eval another_${hash}_oid=$(git hash-object another) && + git update-index --add more another && + git commit -m "Add more files!" && + eval commit2_${hash}_oid=$(git rev-parse HEAD) && + eval tree2_${hash}_oid=$(git rev-parse HEAD^{tree}) + ' + test_expect_success GPG2 "create another $hash signed tag" ' + git tag -s -m "This is another signed tag" signedtag2 $(commit2_oid $hash) && + eval signedtag2_${hash}_oid=$(git rev-parse signedtag2) + ' + test_expect_success GPG2 "merge the $hash branches together" ' + git merge -S -m "merge some signed tags together" signedtag signedtag2 && + eval signedcommit2_${hash}_oid=$(git rev-parse HEAD) + ' + test_expect_success GPG2 "create additional $hash signed commits" ' + git commit --gpg-sign --allow-empty -m "This is an additional signed commit" && + git cat-file commit HEAD | del_sigcommit sha256 > "../${hash}_signedcommit3" && + git cat-file commit HEAD | del_sigcommit sha1 > "../${hash}_signedcommit4" && + eval signedcommit3_${hash}_oid=$(git hash-object -t commit -w ../${hash}_signedcommit3) && + eval signedcommit4_${hash}_oid=$(git hash-object -t commit -w ../${hash}_signedcommit4) + ' + test_expect_success GPG2 "create additional $hash signed tags" ' + git tag -s -m "This is an additional signed tag" signedtag34 HEAD && + git cat-file tag signedtag34 | del_sigtag "${hash}" sha256 > ../${hash}_signedtag3 && + git cat-file tag signedtag34 | del_sigtag "${hash}" sha1 > ../${hash}_signedtag4 && + eval signedtag3_${hash}_oid=$(git hash-object -t tag -w ../${hash}_signedtag3) && + eval signedtag4_${hash}_oid=$(git hash-object -t tag -w ../${hash}_signedtag4) + ' +done +cd "$base" + +compare_oids () { + test "$#" = 5 && { local PREREQ=$1; shift; } || PREREQ= + local type="$1" + local name="$2" + local sha1_oid="$3" + local sha256_oid="$4" + + echo ${sha1_oid} > ${name}_sha1_expected + echo ${sha256_oid} > ${name}_sha256_expected + echo ${type} > ${name}_type_expected + + git --git-dir=repo-sha1/.git rev-parse --output-object-format=sha256 ${sha1_oid} > ${name}_sha1_sha256_found + git --git-dir=repo-sha256/.git rev-parse --output-object-format=sha1 ${sha256_oid} > ${name}_sha256_sha1_found + local sha1_sha256_oid=$(cat ${name}_sha1_sha256_found) + local sha256_sha1_oid=$(cat ${name}_sha256_sha1_found) + + test_expect_success $PREREQ "Verify ${type} ${name}'s sha1 oid" ' + git --git-dir=repo-sha256/.git rev-parse --output-object-format=sha1 ${sha256_oid} > ${name}_sha1 && + test_cmp ${name}_sha1 ${name}_sha1_expected +' + + test_expect_success $PREREQ "Verify ${type} ${name}'s sha256 oid" ' + git --git-dir=repo-sha1/.git rev-parse --output-object-format=sha256 ${sha1_oid} > ${name}_sha256 && + test_cmp ${name}_sha256 ${name}_sha256_expected +' + + test_expect_success $PREREQ "Verify ${name}'s sha1 type" ' + git --git-dir=repo-sha1/.git cat-file -t ${sha1_oid} > ${name}_type1 && + git --git-dir=repo-sha256/.git cat-file -t ${sha256_sha1_oid} > ${name}_type2 && + test_cmp ${name}_type1 ${name}_type2 && + test_cmp ${name}_type1 ${name}_type_expected +' + + test_expect_success $PREREQ "Verify ${name}'s sha256 type" ' + git --git-dir=repo-sha256/.git cat-file -t ${sha256_oid} > ${name}_type3 && + git --git-dir=repo-sha1/.git cat-file -t ${sha1_sha256_oid} > ${name}_type4 && + test_cmp ${name}_type3 ${name}_type4 && + test_cmp ${name}_type3 ${name}_type_expected +' + + test_expect_success $PREREQ "Verify ${name}'s sha1 size" ' + git --git-dir=repo-sha1/.git cat-file -s ${sha1_oid} > ${name}_size1 && + git --git-dir=repo-sha256/.git cat-file -s ${sha256_sha1_oid} > ${name}_size2 && + test_cmp ${name}_size1 ${name}_size2 +' + + test_expect_success $PREREQ "Verify ${name}'s sha256 size" ' + git --git-dir=repo-sha256/.git cat-file -s ${sha256_oid} > ${name}_size3 && + git --git-dir=repo-sha1/.git cat-file -s ${sha1_sha256_oid} > ${name}_size4 && + test_cmp ${name}_size3 ${name}_size4 +' + + test_expect_success $PREREQ "Verify ${name}'s sha1 pretty content" ' + git --git-dir=repo-sha1/.git cat-file -p ${sha1_oid} > ${name}_content1 && + git --git-dir=repo-sha256/.git cat-file -p ${sha256_sha1_oid} > ${name}_content2 && + test_cmp ${name}_content1 ${name}_content2 +' + + test_expect_success $PREREQ "Verify ${name}'s sha256 pretty content" ' + git --git-dir=repo-sha256/.git cat-file -p ${sha256_oid} > ${name}_content3 && + git --git-dir=repo-sha1/.git cat-file -p ${sha1_sha256_oid} > ${name}_content4 && + test_cmp ${name}_content3 ${name}_content4 +' + + test_expect_success $PREREQ "Verify ${name}'s sha1 content" ' + git --git-dir=repo-sha1/.git cat-file ${type} ${sha1_oid} > ${name}_content5 && + git --git-dir=repo-sha256/.git cat-file ${type} ${sha256_sha1_oid} > ${name}_content6 && + test_cmp ${name}_content5 ${name}_content6 +' + + test_expect_success $PREREQ "Verify ${name}'s sha256 content" ' + git --git-dir=repo-sha256/.git cat-file ${type} ${sha256_oid} > ${name}_content7 && + git --git-dir=repo-sha1/.git cat-file ${type} ${sha1_sha256_oid} > ${name}_content8 && + test_cmp ${name}_content7 ${name}_content8 +' + +} + +compare_oids 'blob' hello "$hello_sha1_oid" "$hello_sha256_oid" +compare_oids 'tree' tree "$tree_sha1_oid" "$tree_sha256_oid" +compare_oids 'commit' commit "$commit_sha1_oid" "$commit_sha256_oid" +compare_oids GPG2 'commit' signedcommit "$signedcommit_sha1_oid" "$signedcommit_sha256_oid" +compare_oids 'tag' hellotag "$hellotag_sha1_oid" "$hellotag_sha256_oid" +compare_oids 'tag' treetag "$treetag_sha1_oid" "$treetag_sha256_oid" +compare_oids 'tag' committag "$committag_sha1_oid" "$committag_sha256_oid" +compare_oids GPG2 'tag' signedtag "$signedtag_sha1_oid" "$signedtag_sha256_oid" + +compare_oids 'blob' more "$more_sha1_oid" "$more_sha256_oid" +compare_oids 'blob' another "$another_sha1_oid" "$another_sha256_oid" +compare_oids 'tree' tree2 "$tree2_sha1_oid" "$tree2_sha256_oid" +compare_oids 'commit' commit2 "$commit2_sha1_oid" "$commit2_sha256_oid" +compare_oids GPG2 'tag' signedtag2 "$signedtag2_sha1_oid" "$signedtag2_sha256_oid" +compare_oids GPG2 'commit' signedcommit2 "$signedcommit2_sha1_oid" "$signedcommit2_sha256_oid" +compare_oids GPG2 'commit' signedcommit3 "$signedcommit3_sha1_oid" "$signedcommit3_sha256_oid" +compare_oids GPG2 'commit' signedcommit4 "$signedcommit4_sha1_oid" "$signedcommit4_sha256_oid" +compare_oids GPG2 'tag' signedtag3 "$signedtag3_sha1_oid" "$signedtag3_sha256_oid" +compare_oids GPG2 'tag' signedtag4 "$signedtag4_sha1_oid" "$signedtag4_sha256_oid" + +test_done diff --git a/t/t1016/gpg b/t/t1016/gpg new file mode 100755 index 0000000000..2601cb18a5 --- /dev/null +++ b/t/t1016/gpg @@ -0,0 +1,2 @@ +#!/bin/sh +exec gpg --faked-system-time "20230918T154812" "$@" diff --git a/t/t1091-sparse-checkout-builtin.sh b/t/t1091-sparse-checkout-builtin.sh index e49b8024ac..ab3a105fff 100755 --- a/t/t1091-sparse-checkout-builtin.sh +++ b/t/t1091-sparse-checkout-builtin.sh @@ -968,7 +968,7 @@ test_expect_success 'check-rules non-cone mode' ' git -C bare sparse-checkout check-rules --no-cone --rules-file ../rules\ >check-rules-file <all-files && - cat rules | git -C repo sparse-checkout set --no-cone --stdin && + git -C repo sparse-checkout set --no-cone --stdin <rules && git -C repo ls-files -t >out && sed -n "/^S /!s/^. //p" out >ls-files && diff --git a/t/t1502-rev-parse-parseopt.sh b/t/t1502-rev-parse-parseopt.sh index f0737593c3..b754b9fd74 100755 --- a/t/t1502-rev-parse-parseopt.sh +++ b/t/t1502-rev-parse-parseopt.sh @@ -322,4 +322,15 @@ check_invalid_long_option optionspec-neg --no-positive-only check_invalid_long_option optionspec-neg --negative check_invalid_long_option optionspec-neg --no-no-negative +test_expect_success 'ambiguous: --no matches both --noble and --no-noble' ' + cat >spec <<-\EOF && + some-command [options] + -- + noble The feudal switch. + EOF + test_expect_code 129 env GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=false \ + git rev-parse --parseopt -- <spec 2>err --no && + grep "error: ambiguous option: no (could be --noble or --no-noble)" err +' + test_done diff --git a/t/t1509/prepare-chroot.sh b/t/t1509/prepare-chroot.sh index 6d47e2c725..dc997e0a64 100755 --- a/t/t1509/prepare-chroot.sh +++ b/t/t1509/prepare-chroot.sh @@ -43,7 +43,7 @@ rsync --exclude-from t/t1509/excludes -Ha . "$R$(pwd)" # env might slip through, see test-lib.sh, unset.*PERL_PATH sed 's|^PERL_PATH=.*|PERL_PATH=/bin/true|' GIT-BUILD-OPTIONS > "$R$(pwd)/GIT-BUILD-OPTIONS" for cmd in git $BB;do - ldd $cmd | grep '/' | sed 's,.*\s\(/[^ ]*\).*,\1,' | while read i; do + ldd $cmd | sed -n '/\//s,.*\s\(/[^ ]*\).*,\1,p' | while read i; do mkdir -p "$R$(dirname $i)" cp "$i" "$R/$i" done diff --git a/t/t2070-restore.sh b/t/t2070-restore.sh index 16d6348b69..ac404945d4 100755 --- a/t/t2070-restore.sh +++ b/t/t2070-restore.sh @@ -5,6 +5,7 @@ test_description='restore basic functionality' GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME +TEST_PASSES_SANITIZE_LEAK=true . ./test-lib.sh test_expect_success 'setup' ' diff --git a/t/t2071-restore-patch.sh b/t/t2071-restore-patch.sh index 27e85be40a..42d5522119 100755 --- a/t/t2071-restore-patch.sh +++ b/t/t2071-restore-patch.sh @@ -2,6 +2,7 @@ test_description='git restore --patch' +TEST_PASSES_SANITIZE_LEAK=true . ./lib-patch-mode.sh test_expect_success 'setup' ' diff --git a/t/t2072-restore-pathspec-file.sh b/t/t2072-restore-pathspec-file.sh index 8198a1e578..86c9c88788 100755 --- a/t/t2072-restore-pathspec-file.sh +++ b/t/t2072-restore-pathspec-file.sh @@ -2,6 +2,7 @@ test_description='restore --pathspec-from-file' +TEST_PASSES_SANITIZE_LEAK=true . ./test-lib.sh test_tick diff --git a/t/t3200-branch.sh b/t/t3200-branch.sh index e36f4d15f2..d3bbd00b81 100755 --- a/t/t3200-branch.sh +++ b/t/t3200-branch.sh @@ -75,13 +75,13 @@ test_expect_success 'git branch HEAD should fail' ' test_must_fail git branch HEAD ' -cat >expect <<EOF -$HEAD refs/heads/d/e/f@{0}: branch: Created from main -EOF test_expect_success 'git branch --create-reflog d/e/f should create a branch and a log' ' GIT_COMMITTER_DATE="2005-05-26 23:30" \ git -c core.logallrefupdates=false branch --create-reflog d/e/f && test_ref_exists refs/heads/d/e/f && + cat >expect <<-EOF && + $HEAD refs/heads/d/e/f@{0}: branch: Created from main + EOF git reflog show --no-abbrev-commit refs/heads/d/e/f >actual && test_cmp expect actual ' @@ -440,10 +440,10 @@ test_expect_success 'git branch --list -v with --abbrev' ' test_expect_success 'git branch --column' ' COLUMNS=81 git branch --column=column >actual && - cat >expect <<\EOF && - a/b/c bam foo l * main n o/p r - abc bar j/k m/m mb o/o q topic -EOF + cat >expect <<-\EOF && + a/b/c bam foo l * main n o/p r + abc bar j/k m/m mb o/o q topic + EOF test_cmp expect actual ' @@ -453,25 +453,25 @@ test_expect_success 'git branch --column with an extremely long branch name' ' test_when_finished "git branch -d $long" && git branch $long && COLUMNS=80 git branch --column=column >actual && - cat >expect <<EOF && - a/b/c - abc - bam - bar - foo - j/k - l - m/m -* main - mb - n - o/o - o/p - q - r - topic - $long -EOF + cat >expect <<-EOF && + a/b/c + abc + bam + bar + foo + j/k + l + m/m + * main + mb + n + o/o + o/p + q + r + topic + $long + EOF test_cmp expect actual ' @@ -481,10 +481,10 @@ test_expect_success 'git branch with column.*' ' COLUMNS=80 git branch >actual && git config --unset column.branch && git config --unset column.ui && - cat >expect <<\EOF && - a/b/c bam foo l * main n o/p r - abc bar j/k m/m mb o/o q topic -EOF + cat >expect <<-\EOF && + a/b/c bam foo l * main n o/p r + abc bar j/k m/m mb o/o q topic + EOF test_cmp expect actual ' @@ -496,39 +496,36 @@ test_expect_success 'git branch -v with column.ui ignored' ' git config column.ui column && COLUMNS=80 git branch -v | cut -c -8 | sed "s/ *$//" >actual && git config --unset column.ui && - cat >expect <<\EOF && - a/b/c - abc - bam - bar - foo - j/k - l - m/m -* main - mb - n - o/o - o/p - q - r - topic -EOF + cat >expect <<-\EOF && + a/b/c + abc + bam + bar + foo + j/k + l + m/m + * main + mb + n + o/o + o/p + q + r + topic + EOF test_cmp expect actual ' -mv .git/config .git/config-saved - test_expect_success DEFAULT_REPO_FORMAT 'git branch -m q q2 without config should succeed' ' + test_when_finished mv .git/config-saved .git/config && + mv .git/config .git/config-saved && git branch -m q q2 && git branch -m q2 q ' -mv .git/config-saved .git/config - -git config branch.s/s.dummy Hello - test_expect_success 'git branch -m s/s s should work when s/t is deleted' ' + git config branch.s/s.dummy Hello && git branch --create-reflog s/s && git reflog exists refs/heads/s/s && git branch --create-reflog s/t && @@ -579,7 +576,7 @@ EOF # ...and that the comments for those sections are also # preserved. - cat config.branch | sed "s/\"source\"/\"dest\"/" >expect && + sed "s/\"source\"/\"dest\"/" config.branch >expect && sed -n -e "/Note the lack/,\$p" .git/config >actual && test_cmp expect actual ' @@ -1112,14 +1109,14 @@ test_expect_success '--set-upstream-to notices an error to set branch as own ups test_cmp expect actual " -# Keep this test last, as it changes the current branch -cat >expect <<EOF -$HEAD refs/heads/g/h/i@{0}: branch: Created from main -EOF test_expect_success 'git checkout -b g/h/i -l should create a branch and a log' ' + test_when_finished git checkout main && GIT_COMMITTER_DATE="2005-05-26 23:30" \ git checkout -b g/h/i -l main && test_ref_exists refs/heads/g/h/i && + cat >expect <<-EOF && + $HEAD refs/heads/g/h/i@{0}: branch: Created from main + EOF git reflog show --no-abbrev-commit refs/heads/g/h/i >actual && test_cmp expect actual ' @@ -1696,4 +1693,14 @@ test_expect_success '--track overrides branch.autoSetupMerge' ' test_cmp_config "" --default "" branch.foo5.merge ' +test_expect_success 'errors if given a bad branch name' ' + cat <<-\EOF >expect && + fatal: '\''foo..bar'\'' is not a valid branch name + hint: See `man git check-ref-format` + hint: Disable this message with "git config advice.refSyntax false" + EOF + test_must_fail git branch foo..bar >actual 2>&1 && + test_cmp expect actual +' + test_done diff --git a/t/t3321-notes-stripspace.sh b/t/t3321-notes-stripspace.sh index 088a852dd4..beca346056 100755 --- a/t/t3321-notes-stripspace.sh +++ b/t/t3321-notes-stripspace.sh @@ -442,7 +442,7 @@ test_expect_success 'add note by specifying "-C", "--no-stripspace" is the defau ${LF} EOF - cat expect | git hash-object -w --stdin >blob && + git hash-object -w --stdin <expect >blob && git notes add -C $(cat blob) && git notes show >actual && test_cmp expect actual && @@ -468,7 +468,7 @@ test_expect_success 'reuse note by specifying "-C" and "--stripspace"' ' second-line EOF - cat data | git hash-object -w --stdin >blob && + git hash-object -w --stdin <data >blob && git notes add --stripspace -C $(cat blob) && git notes show >actual && test_cmp expect actual @@ -492,7 +492,7 @@ test_expect_success 'reuse with "-C" and add note with "-m", "-m" will stripspac third-line EOF - cat data | git hash-object -w --stdin >blob && + git hash-object -w --stdin <data >blob && git notes add -C $(cat blob) -m "third-line" && git notes show >actual && test_cmp expect actual @@ -511,7 +511,7 @@ test_expect_success 'add note with "-m" and reuse note with "-C", "-C" will not second-line EOF - cat data | git hash-object -w --stdin >blob && + git hash-object -w --stdin <data >blob && git notes add -m "first-line" -C $(cat blob) && git notes show >actual && test_cmp expect actual diff --git a/t/t3920-crlf-messages.sh b/t/t3920-crlf-messages.sh index 67fd2345af..50ae222f08 100755 --- a/t/t3920-crlf-messages.sh +++ b/t/t3920-crlf-messages.sh @@ -10,7 +10,7 @@ LIB_CRLF_BRANCHES="" create_crlf_ref () { branch="$1" && cat >.crlf-orig-$branch.txt && - cat .crlf-orig-$branch.txt | append_cr >.crlf-message-$branch.txt && + append_cr <.crlf-orig-$branch.txt >.crlf-message-$branch.txt && grep 'Subject' .crlf-orig-$branch.txt | tr '\n' ' ' | sed 's/[ ]*$//' | tr -d '\n' >.crlf-subject-$branch.txt && grep 'Body' .crlf-orig-$branch.txt | append_cr >.crlf-body-$branch.txt && LIB_CRLF_BRANCHES="${LIB_CRLF_BRANCHES} ${branch}" && @@ -97,7 +97,7 @@ test_expect_success 'branch: --verbose works with messages using CRLF' ' git branch -v >tmp && # Remove first two columns, and the line for the currently checked out branch current=$(git branch --show-current) && - grep -v $current <tmp | awk "{\$1=\$2=\"\"}1" >actual && + awk "/$current/ { next } { \$1 = \$2 = \"\" } 1" <tmp >actual && test_cmp expect actual ' diff --git a/t/t4002-diff-basic.sh b/t/t4002-diff-basic.sh index 7afc883ec3..cb3307010c 100755 --- a/t/t4002-diff-basic.sh +++ b/t/t4002-diff-basic.sh @@ -405,7 +405,7 @@ test_expect_success 'diff-tree -r B A == diff-tree -r -R A B' ' test_expect_success 'diff can read from stdin' ' test_must_fail git diff --no-index -- MN - < NN | - grep -v "^index" | sed "s#/-#/NN#" >.test-a && + sed "/^index/d; s#/-#/NN#" >.test-a && test_must_fail git diff --no-index -- MN NN | grep -v "^index" >.test-b && test_cmp .test-a .test-b diff --git a/t/t4020-diff-external.sh b/t/t4020-diff-external.sh index c1ac09ecc7..fdd865f7c3 100755 --- a/t/t4020-diff-external.sh +++ b/t/t4020-diff-external.sh @@ -232,7 +232,7 @@ keep_only_cr () { test_expect_success 'external diff with autocrlf = true' ' test_config core.autocrlf true && GIT_EXTERNAL_DIFF=./fake-diff.sh git diff && - test $(wc -l < crlfed.txt) = $(cat crlfed.txt | keep_only_cr | wc -c) + test $(wc -l <crlfed.txt) = $(keep_only_cr <crlfed.txt | wc -c) ' test_expect_success 'diff --cached' ' diff --git a/t/t4205-log-pretty-formats.sh b/t/t4205-log-pretty-formats.sh index e3d655e6b8..1409eebcd8 100755 --- a/t/t4205-log-pretty-formats.sh +++ b/t/t4205-log-pretty-formats.sh @@ -156,7 +156,7 @@ test_expect_success 'NUL termination with --reflog --pretty=oneline' ' for r in $revs do git show -s --pretty=oneline "$r" >raw && - cat raw | lf_to_nul || return 1 + lf_to_nul <raw || return 1 done >expect && # the trailing NUL is already produced so we do not need to # output another one diff --git a/t/t4301-merge-tree-write-tree.sh b/t/t4301-merge-tree-write-tree.sh index 29e9974cdf..eea19907b5 100755 --- a/t/t4301-merge-tree-write-tree.sh +++ b/t/t4301-merge-tree-write-tree.sh @@ -313,7 +313,7 @@ test_expect_success 'rename/add handling' ' # First, check that the bar that appears at stage 3 does not # correspond to an individual blob anywhere in history # - hash=$(cat out | tr "\0" "\n" | head -n 3 | grep 3.bar | cut -f 2 -d " ") && + hash=$(tr "\0" "\n" <out | head -n 3 | grep 3.bar | cut -f 2 -d " ") && git rev-list --objects --all >all_blobs && ! grep $hash all_blobs && @@ -380,7 +380,7 @@ test_expect_success SYMLINKS 'rename/add, where add is a mode conflict' ' # First, check that the bar that appears at stage 3 does not # correspond to an individual blob anywhere in history # - hash=$(cat out | tr "\0" "\n" | head -n 3 | grep 3.bar | cut -f 2 -d " ") && + hash=$(tr "\0" "\n" <out | head -n 3 | grep 3.bar | cut -f 2 -d " ") && git rev-list --objects --all >all_blobs && ! grep $hash all_blobs && @@ -630,8 +630,8 @@ test_expect_success 'mod6: chains of rename/rename(1to2) and add/add via collidi # conflict entries do not appear as individual blobs anywhere # in history. # - hash1=$(cat out | tr "\0" "\n" | head | grep 2.four | cut -f 2 -d " ") && - hash2=$(cat out | tr "\0" "\n" | head | grep 3.two | cut -f 2 -d " ") && + hash1=$(tr "\0" "\n" <out | head | grep 2.four | cut -f 2 -d " ") && + hash2=$(tr "\0" "\n" <out | head | grep 3.two | cut -f 2 -d " ") && git rev-list --objects --all >all_blobs && ! grep $hash1 all_blobs && ! grep $hash2 all_blobs && diff --git a/t/t5100-mailinfo.sh b/t/t5100-mailinfo.sh index 654d8cf3ee..c8d0655454 100755 --- a/t/t5100-mailinfo.sh +++ b/t/t5100-mailinfo.sh @@ -70,7 +70,7 @@ test_expect_success 'respect NULs' ' git mailsplit -d3 -o. "$DATA/nul-plain" && test_cmp "$DATA/nul-plain" 001 && - (cat 001 | git mailinfo msg patch) && + git mailinfo msg patch <001 && test_line_count = 4 patch ' diff --git a/t/t5300-pack-object.sh b/t/t5300-pack-object.sh index a58f91035d..61e2be2903 100755 --- a/t/t5300-pack-object.sh +++ b/t/t5300-pack-object.sh @@ -465,7 +465,7 @@ test_with_bad_commit () { must_pass_arg="$2" && ( cd strict && - test_expect_fail git index-pack "$must_fail_arg" "test-$(cat pack-name).pack" + test_must_fail git index-pack "$must_fail_arg" "test-$(cat pack-name).pack" && git index-pack "$must_pass_arg" "test-$(cat pack-name).pack" ) } diff --git a/t/t5317-pack-objects-filter-objects.sh b/t/t5317-pack-objects-filter-objects.sh index 2ff3eef9a3..79552d6ef7 100755 --- a/t/t5317-pack-objects-filter-objects.sh +++ b/t/t5317-pack-objects-filter-objects.sh @@ -455,7 +455,7 @@ test_expect_success 'setup r1 - delete loose blobs' ' test_parse_ls_files_stage_oids <ls_files_result | sort >expected && - for id in `cat expected | sed "s|..|&/|"` + for id in `sed "s|..|&/|" expected` do rm r1/.git/objects/$id || return 1 done diff --git a/t/t5401-update-hooks.sh b/t/t5401-update-hooks.sh index 8b8bc47dc0..d8cadeec73 100755 --- a/t/t5401-update-hooks.sh +++ b/t/t5401-update-hooks.sh @@ -123,7 +123,7 @@ remote: STDOUT post-update remote: STDERR post-update EOF test_expect_success 'send-pack stderr contains hook messages' ' - grep ^remote: send.err | sed "s/ *\$//" >actual && + sed -n "/^remote:/s/ *\$//p" send.err >actual && test_cmp expect actual ' diff --git a/t/t5534-push-signed.sh b/t/t5534-push-signed.sh index b4bc24691c..c91a62b77a 100755 --- a/t/t5534-push-signed.sh +++ b/t/t5534-push-signed.sh @@ -303,7 +303,7 @@ test_expect_success GPGSM 'fail without key and heed user.signingkey x509' ' EOF sed -n -e "s/^nonce /NONCE=/p" -e "/^$/q" dst/push-cert ) >expect.in && - key=$(cat "${GNUPGHOME}/trustlist.txt" | cut -d" " -f1 | tr -d ":") && + key=$(cut -d" " -f1 <"${GNUPGHOME}/trustlist.txt" | tr -d ":") && sed -e "s/^KEY=/KEY=${key}/" expect.in >expect && noop=$(git rev-parse noop) && diff --git a/t/t6112-rev-list-filters-objects.sh b/t/t6112-rev-list-filters-objects.sh index 52822b9461..43e1afd44c 100755 --- a/t/t6112-rev-list-filters-objects.sh +++ b/t/t6112-rev-list-filters-objects.sh @@ -670,7 +670,7 @@ test_expect_success 'rev-list W/ --missing=print' ' awk -f print_2.awk ls_files_result | sort >expected && - for id in `cat expected | sed "s|..|&/|"` + for id in `sed "s|..|&/|" expected` do rm r1/.git/objects/$id || return 1 done && diff --git a/t/t6413-merge-crlf.sh b/t/t6413-merge-crlf.sh index b4f4a313f4..647ea1e838 100755 --- a/t/t6413-merge-crlf.sh +++ b/t/t6413-merge-crlf.sh @@ -34,14 +34,14 @@ test_expect_success setup ' test_expect_success 'Check "ours" is CRLF' ' git reset --hard initial && git merge side -s ours && - cat file | remove_cr | append_cr >file.temp && + remove_cr <file | append_cr >file.temp && test_cmp file file.temp ' test_expect_success 'Check that conflict file is CRLF' ' git reset --hard a && test_must_fail git merge side && - cat file | remove_cr | append_cr >file.temp && + remove_cr <file | append_cr >file.temp && test_cmp file file.temp ' diff --git a/t/t6418-merge-text-auto.sh b/t/t6418-merge-text-auto.sh index 41288a60ce..48a62cb855 100755 --- a/t/t6418-merge-text-auto.sh +++ b/t/t6418-merge-text-auto.sh @@ -15,6 +15,7 @@ test_description='CRLF merge conflict across text=auto change GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME +TEST_PASSES_SANITIZE_LEAK=true . ./test-lib.sh test_have_prereq SED_STRIPS_CR && SED_OPTIONS=-b diff --git a/t/t7301-clean-interactive.sh b/t/t7301-clean-interactive.sh index d82a3210a1..4afe53c66a 100755 --- a/t/t7301-clean-interactive.sh +++ b/t/t7301-clean-interactive.sh @@ -25,18 +25,18 @@ test_expect_success 'git clean -i (c: clean hotkey)' ' touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && echo c | git clean -i && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test ! -f a.out && - test -f docs/manual.txt && - test ! -f src/part3.c && - test ! -f src/part3.h && - test ! -f src/part4.c && - test ! -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_missing a.out && + test_path_is_file docs/manual.txt && + test_path_is_missing src/part3.c && + test_path_is_missing src/part3.h && + test_path_is_missing src/part4.c && + test_path_is_missing src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -46,18 +46,18 @@ test_expect_success 'git clean -i (cl: clean prefix)' ' touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && echo cl | git clean -i && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test ! -f a.out && - test -f docs/manual.txt && - test ! -f src/part3.c && - test ! -f src/part3.h && - test ! -f src/part4.c && - test ! -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_missing a.out && + test_path_is_file docs/manual.txt && + test_path_is_missing src/part3.c && + test_path_is_missing src/part3.h && + test_path_is_missing src/part4.c && + test_path_is_missing src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -67,18 +67,18 @@ test_expect_success 'git clean -i (quit)' ' touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && echo quit | git clean -i && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test -f a.out && - test -f docs/manual.txt && - test -f src/part3.c && - test -f src/part3.h && - test -f src/part4.c && - test -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_file a.out && + test_path_is_file docs/manual.txt && + test_path_is_file src/part3.c && + test_path_is_file src/part3.h && + test_path_is_file src/part4.c && + test_path_is_file src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -88,18 +88,18 @@ test_expect_success 'git clean -i (Ctrl+D)' ' touch a.out src/part3.c src/part3.h src/part4.c src/part4.h \ docs/manual.txt obj.o build/lib.so && echo "\04" | git clean -i && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test -f a.out && - test -f docs/manual.txt && - test -f src/part3.c && - test -f src/part3.h && - test -f src/part4.c && - test -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_file a.out && + test_path_is_file docs/manual.txt && + test_path_is_file src/part3.c && + test_path_is_file src/part3.h && + test_path_is_file src/part4.c && + test_path_is_file src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -110,18 +110,18 @@ test_expect_success 'git clean -id (filter all)' ' docs/manual.txt obj.o build/lib.so && test_write_lines f "*" "" c | git clean -id && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test -f a.out && - test -f docs/manual.txt && - test -f src/part3.c && - test -f src/part3.h && - test -f src/part4.c && - test -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_file a.out && + test_path_is_file docs/manual.txt && + test_path_is_file src/part3.c && + test_path_is_file src/part3.h && + test_path_is_file src/part4.c && + test_path_is_file src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -132,18 +132,18 @@ test_expect_success 'git clean -id (filter patterns)' ' docs/manual.txt obj.o build/lib.so && test_write_lines f "part3.* *.out" "" c | git clean -id && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test -f a.out && - test ! -f docs/manual.txt && - test -f src/part3.c && - test -f src/part3.h && - test ! -f src/part4.c && - test ! -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_file a.out && + test_path_is_missing docs/manual.txt && + test_path_is_file src/part3.c && + test_path_is_file src/part3.h && + test_path_is_missing src/part4.c && + test_path_is_missing src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -154,18 +154,18 @@ test_expect_success 'git clean -id (filter patterns 2)' ' docs/manual.txt obj.o build/lib.so && test_write_lines f "* !*.out" "" c | git clean -id && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test ! -f a.out && - test -f docs/manual.txt && - test -f src/part3.c && - test -f src/part3.h && - test -f src/part4.c && - test -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_missing a.out && + test_path_is_file docs/manual.txt && + test_path_is_file src/part3.c && + test_path_is_file src/part3.h && + test_path_is_file src/part4.c && + test_path_is_file src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -176,18 +176,18 @@ test_expect_success 'git clean -id (select - all)' ' docs/manual.txt obj.o build/lib.so && test_write_lines s "*" "" c | git clean -id && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test ! -f a.out && - test ! -f docs/manual.txt && - test ! -f src/part3.c && - test ! -f src/part3.h && - test ! -f src/part4.c && - test ! -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_missing a.out && + test_path_is_missing docs/manual.txt && + test_path_is_missing src/part3.c && + test_path_is_missing src/part3.h && + test_path_is_missing src/part4.c && + test_path_is_missing src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -198,18 +198,18 @@ test_expect_success 'git clean -id (select - none)' ' docs/manual.txt obj.o build/lib.so && test_write_lines s "" c | git clean -id && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test -f a.out && - test -f docs/manual.txt && - test -f src/part3.c && - test -f src/part3.h && - test -f src/part4.c && - test -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_file a.out && + test_path_is_file docs/manual.txt && + test_path_is_file src/part3.c && + test_path_is_file src/part3.h && + test_path_is_file src/part4.c && + test_path_is_file src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -220,18 +220,18 @@ test_expect_success 'git clean -id (select - number)' ' docs/manual.txt obj.o build/lib.so && test_write_lines s 3 "" c | git clean -id && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test -f a.out && - test -f docs/manual.txt && - test ! -f src/part3.c && - test -f src/part3.h && - test -f src/part4.c && - test -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_file a.out && + test_path_is_file docs/manual.txt && + test_path_is_missing src/part3.c && + test_path_is_file src/part3.h && + test_path_is_file src/part4.c && + test_path_is_file src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -242,18 +242,18 @@ test_expect_success 'git clean -id (select - number 2)' ' docs/manual.txt obj.o build/lib.so && test_write_lines s "2 3" 5 "" c | git clean -id && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test -f a.out && - test ! -f docs/manual.txt && - test ! -f src/part3.c && - test -f src/part3.h && - test ! -f src/part4.c && - test -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_file a.out && + test_path_is_missing docs/manual.txt && + test_path_is_missing src/part3.c && + test_path_is_file src/part3.h && + test_path_is_missing src/part4.c && + test_path_is_file src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -264,18 +264,18 @@ test_expect_success 'git clean -id (select - number 3)' ' docs/manual.txt obj.o build/lib.so && test_write_lines s "3,4 5" "" c | git clean -id && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test -f a.out && - test -f docs/manual.txt && - test ! -f src/part3.c && - test ! -f src/part3.h && - test ! -f src/part4.c && - test -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_file a.out && + test_path_is_file docs/manual.txt && + test_path_is_missing src/part3.c && + test_path_is_missing src/part3.h && + test_path_is_missing src/part4.c && + test_path_is_file src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -285,11 +285,11 @@ test_expect_success 'git clean -id (select - filenames)' ' touch a.out foo.txt bar.txt baz.txt && test_write_lines s "a.out fo ba bar" "" c | git clean -id && - test -f Makefile && - test ! -f a.out && - test ! -f foo.txt && - test ! -f bar.txt && - test -f baz.txt && + test_path_is_file Makefile && + test_path_is_missing a.out && + test_path_is_missing foo.txt && + test_path_is_missing bar.txt && + test_path_is_file baz.txt && rm baz.txt ' @@ -301,18 +301,18 @@ test_expect_success 'git clean -id (select - range)' ' docs/manual.txt obj.o build/lib.so && test_write_lines s "1,3-4" 2 "" c | git clean -id && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test ! -f a.out && - test ! -f src/part3.c && - test ! -f src/part3.h && - test -f src/part4.c && - test -f src/part4.h && - test ! -f docs/manual.txt && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_missing a.out && + test_path_is_missing src/part3.c && + test_path_is_missing src/part3.h && + test_path_is_file src/part4.c && + test_path_is_file src/part4.h && + test_path_is_missing docs/manual.txt && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -323,18 +323,18 @@ test_expect_success 'git clean -id (select - range 2)' ' docs/manual.txt obj.o build/lib.so && test_write_lines s "4- 1" "" c | git clean -id && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test ! -f a.out && - test -f docs/manual.txt && - test -f src/part3.c && - test ! -f src/part3.h && - test ! -f src/part4.c && - test ! -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_missing a.out && + test_path_is_file docs/manual.txt && + test_path_is_file src/part3.c && + test_path_is_missing src/part3.h && + test_path_is_missing src/part4.c && + test_path_is_missing src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -345,18 +345,18 @@ test_expect_success 'git clean -id (inverse select)' ' docs/manual.txt obj.o build/lib.so && test_write_lines s "*" "-5- 1 -2" "" c | git clean -id && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test ! -f a.out && - test -f docs/manual.txt && - test ! -f src/part3.c && - test ! -f src/part3.h && - test -f src/part4.c && - test -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_missing a.out && + test_path_is_file docs/manual.txt && + test_path_is_missing src/part3.c && + test_path_is_missing src/part3.h && + test_path_is_file src/part4.c && + test_path_is_file src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -367,18 +367,18 @@ test_expect_success 'git clean -id (ask)' ' docs/manual.txt obj.o build/lib.so && test_write_lines a Y y no yes bad "" | git clean -id && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test ! -f a.out && - test ! -f docs/manual.txt && - test -f src/part3.c && - test ! -f src/part3.h && - test -f src/part4.c && - test -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_missing a.out && + test_path_is_missing docs/manual.txt && + test_path_is_file src/part3.c && + test_path_is_missing src/part3.h && + test_path_is_file src/part4.c && + test_path_is_file src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -389,18 +389,18 @@ test_expect_success 'git clean -id (ask - Ctrl+D)' ' docs/manual.txt obj.o build/lib.so && test_write_lines a Y no yes "\04" | git clean -id && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test ! -f a.out && - test -f docs/manual.txt && - test ! -f src/part3.c && - test -f src/part3.h && - test -f src/part4.c && - test -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_missing a.out && + test_path_is_file docs/manual.txt && + test_path_is_missing src/part3.c && + test_path_is_file src/part3.h && + test_path_is_file src/part4.c && + test_path_is_file src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -412,18 +412,18 @@ test_expect_success 'git clean -id with prefix and path (filter)' ' (cd build/ && test_write_lines f docs "*.h" "" c | git clean -id ..) && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test ! -f a.out && - test -f docs/manual.txt && - test ! -f src/part3.c && - test -f src/part3.h && - test ! -f src/part4.c && - test -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_missing a.out && + test_path_is_file docs/manual.txt && + test_path_is_missing src/part3.c && + test_path_is_file src/part3.h && + test_path_is_missing src/part4.c && + test_path_is_file src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -435,18 +435,18 @@ test_expect_success 'git clean -id with prefix and path (select by name)' ' (cd build/ && test_write_lines s ../docs/ ../src/part3.c ../src/part4.c "" c | git clean -id ..) && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test -f a.out && - test ! -f docs/manual.txt && - test ! -f src/part3.c && - test -f src/part3.h && - test ! -f src/part4.c && - test -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_file a.out && + test_path_is_missing docs/manual.txt && + test_path_is_missing src/part3.c && + test_path_is_file src/part3.h && + test_path_is_missing src/part4.c && + test_path_is_file src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' @@ -458,18 +458,18 @@ test_expect_success 'git clean -id with prefix and path (ask)' ' (cd build/ && test_write_lines a Y y no yes bad "" | git clean -id ..) && - test -f Makefile && - test -f README && - test -f src/part1.c && - test -f src/part2.c && - test ! -f a.out && - test ! -f docs/manual.txt && - test -f src/part3.c && - test ! -f src/part3.h && - test -f src/part4.c && - test -f src/part4.h && - test -f obj.o && - test -f build/lib.so + test_path_is_file Makefile && + test_path_is_file README && + test_path_is_file src/part1.c && + test_path_is_file src/part2.c && + test_path_is_missing a.out && + test_path_is_missing docs/manual.txt && + test_path_is_file src/part3.c && + test_path_is_missing src/part3.h && + test_path_is_file src/part4.c && + test_path_is_file src/part4.h && + test_path_is_file obj.o && + test_path_is_file build/lib.so ' diff --git a/t/t7513-interpret-trailers.sh b/t/t7513-interpret-trailers.sh index ec9c6de114..3d3e13ccf8 100755 --- a/t/t7513-interpret-trailers.sh +++ b/t/t7513-interpret-trailers.sh @@ -1935,4 +1935,18 @@ test_expect_success 'suppressing --- does not disable cut-line handling' ' test_cmp expected actual ' +test_expect_success 'handling of --- lines in conjunction with cut-lines' ' + echo "my-trailer: here" >expected && + + git interpret-trailers --parse >actual <<-\EOF && + subject + + my-trailer: here + --- + # ------------------------ >8 ------------------------ + EOF + + test_cmp expected actual +' + test_done diff --git a/t/t7704-repack-cruft.sh b/t/t7704-repack-cruft.sh index be3735dff0..71e1ef3a10 100755 --- a/t/t7704-repack-cruft.sh +++ b/t/t7704-repack-cruft.sh @@ -48,7 +48,7 @@ test_expect_success '--expire-to stores pruned objects (now)' ' # ...in other words, the combined contents of this # repository and expired.git should be the same as the # set of objects we started with. - cat expired.objects remaining.objects | sort >actual && + sort expired.objects remaining.objects >actual && test_cmp expect actual && # The "moved" objects (i.e., those in expired.git) diff --git a/t/t8010-cat-file-filters.sh b/t/t8010-cat-file-filters.sh index ca04242ca0..eb64b766bd 100755 --- a/t/t8010-cat-file-filters.sh +++ b/t/t8010-cat-file-filters.sh @@ -43,7 +43,7 @@ test_expect_success 'cat-file --textconv --path=<path> works' ' sha1=$(git rev-parse -q --verify HEAD:world.txt) && test_config diff.txt.textconv "tr A-Za-z N-ZA-Mn-za-m <" && git cat-file --textconv --path=hello.txt $sha1 >rot13 && - test uryyb = "$(cat rot13 | remove_cr)" + test uryyb = "$(remove_cr <rot13)" ' test_expect_success '--path=<path> complains without --textconv/--filters' ' diff --git a/t/t8013-blame-ignore-revs.sh b/t/t8013-blame-ignore-revs.sh index 9a03b0f361..dbfbd86e83 100755 --- a/t/t8013-blame-ignore-revs.sh +++ b/t/t8013-blame-ignore-revs.sh @@ -25,11 +25,11 @@ test_expect_success setup ' git blame --line-porcelain file >blame_raw && - grep -E "^[0-9a-f]+ [0-9]+ 1" blame_raw | sed -e "s/ .*//" >actual && + sed -ne "/^[0-9a-f][0-9a-f]* [0-9][0-9]* 1/s/ .*//p" blame_raw >actual && git rev-parse X >expect && test_cmp expect actual && - grep -E "^[0-9a-f]+ [0-9]+ 2" blame_raw | sed -e "s/ .*//" >actual && + sed -ne "/^[0-9a-f][0-9a-f]* [0-9][0-9]* 2/s/ .*//p" blame_raw >actual && git rev-parse X >expect && test_cmp expect actual ' @@ -53,11 +53,11 @@ do test_expect_success "ignore_rev_changing_lines ($I)" ' git blame --line-porcelain --ignore-rev $I file >blame_raw && - grep -E "^[0-9a-f]+ [0-9]+ 1" blame_raw | sed -e "s/ .*//" >actual && + sed -ne "/^[0-9a-f][0-9a-f]* [0-9][0-9]* 1/s/ .*//p" blame_raw >actual && git rev-parse A >expect && test_cmp expect actual && - grep -E "^[0-9a-f]+ [0-9]+ 2" blame_raw | sed -e "s/ .*//" >actual && + sed -ne "/^[0-9a-f][0-9a-f]* [0-9][0-9]* 2/s/ .*//p" blame_raw >actual && git rev-parse B >expect && test_cmp expect actual ' @@ -79,10 +79,10 @@ test_expect_success ignore_rev_adding_unblamable_lines ' git rev-parse Y >expect && git blame --line-porcelain file --ignore-rev Y >blame_raw && - grep -E "^[0-9a-f]+ [0-9]+ 3" blame_raw | sed -e "s/ .*//" >actual && + sed -ne "/^[0-9a-f][0-9a-f]* [0-9][0-9]* 3/s/ .*//p" blame_raw >actual && test_cmp expect actual && - grep -E "^[0-9a-f]+ [0-9]+ 4" blame_raw | sed -e "s/ .*//" >actual && + sed -ne "/^[0-9a-f][0-9a-f]* [0-9][0-9]* 4/s/ .*//p" blame_raw >actual && test_cmp expect actual ' @@ -92,11 +92,11 @@ test_expect_success ignore_revs_from_files ' git rev-parse Y >ignore_y && git blame --line-porcelain file --ignore-revs-file ignore_x --ignore-revs-file ignore_y >blame_raw && - grep -E "^[0-9a-f]+ [0-9]+ 1" blame_raw | sed -e "s/ .*//" >actual && + sed -ne "/^[0-9a-f][0-9a-f]* [0-9][0-9]* 1/s/ .*//p" blame_raw >actual && git rev-parse A >expect && test_cmp expect actual && - grep -E "^[0-9a-f]+ [0-9]+ 2" blame_raw | sed -e "s/ .*//" >actual && + sed -ne "/^[0-9a-f][0-9a-f]* [0-9][0-9]* 2/s/ .*//p" blame_raw >actual && git rev-parse B >expect && test_cmp expect actual ' @@ -106,11 +106,11 @@ test_expect_success ignore_revs_from_configs_and_files ' git config --add blame.ignoreRevsFile ignore_x && git blame --line-porcelain file --ignore-revs-file ignore_y >blame_raw && - grep -E "^[0-9a-f]+ [0-9]+ 1" blame_raw | sed -e "s/ .*//" >actual && + sed -ne "/^[0-9a-f][0-9a-f]* [0-9][0-9]* 1/s/ .*//p" blame_raw >actual && git rev-parse A >expect && test_cmp expect actual && - grep -E "^[0-9a-f]+ [0-9]+ 2" blame_raw | sed -e "s/ .*//" >actual && + sed -ne "/^[0-9a-f][0-9a-f]* [0-9][0-9]* 2/s/ .*//p" blame_raw >actual && git rev-parse B >expect && test_cmp expect actual ' @@ -121,10 +121,10 @@ test_expect_success override_ignore_revs_file ' git blame --line-porcelain file --ignore-revs-file "" --ignore-revs-file ignore_y >blame_raw && git rev-parse X >expect && - grep -E "^[0-9a-f]+ [0-9]+ 1" blame_raw | sed -e "s/ .*//" >actual && + sed -ne "/^[0-9a-f][0-9a-f]* [0-9][0-9]* 1/s/ .*//p" blame_raw >actual && test_cmp expect actual && - grep -E "^[0-9a-f]+ [0-9]+ 2" blame_raw | sed -e "s/ .*//" >actual && + sed -ne "/^[0-9a-f][0-9a-f]* [0-9][0-9]* 2/s/ .*//p" blame_raw >actual && test_cmp expect actual ' test_expect_success bad_files_and_revs ' @@ -279,11 +279,11 @@ test_expect_success ignore_merge ' test_merge M B && git blame --line-porcelain file --ignore-rev M >blame_raw && - grep -E "^[0-9a-f]+ [0-9]+ 1" blame_raw | sed -e "s/ .*//" >actual && + sed -ne "/^[0-9a-f][0-9a-f]* [0-9][0-9]* 1/s/ .*//p" blame_raw >actual && git rev-parse B >expect && test_cmp expect actual && - grep -E "^[0-9a-f]+ [0-9]+ 9" blame_raw | sed -e "s/ .*//" >actual && + sed -ne "/^[0-9a-f][0-9a-f]* [0-9][0-9]* 9/s/ .*//p" blame_raw >actual && git rev-parse C >expect && test_cmp expect actual ' diff --git a/t/t9118-git-svn-funky-branch-names.sh b/t/t9118-git-svn-funky-branch-names.sh index a159ff96b7..d3261e35b8 100755 --- a/t/t9118-git-svn-funky-branch-names.sh +++ b/t/t9118-git-svn-funky-branch-names.sh @@ -38,7 +38,7 @@ test_expect_success 'setup svnrepo' ' # SVN 1.7 will truncate "not-a%40{0]" to just "not-a". # Look at what SVN wound up naming the branch and use that. # Be sure to escape the @ if it shows up. -non_reflog=$(svn_cmd ls "$svnrepo/pr ject/branches" | grep not-a | sed 's/\///' | sed 's/@/%40/') +non_reflog=$(svn_cmd ls "$svnrepo/pr ject/branches" | sed -ne '/not-a/ { s/\///; s/@/%40/; p }') test_expect_success 'test clone with funky branch names' ' git svn clone -s "$svnrepo/pr ject" project && diff --git a/t/t9300-fast-import.sh b/t/t9300-fast-import.sh index dbb5042b0b..60e30fed3c 100755 --- a/t/t9300-fast-import.sh +++ b/t/t9300-fast-import.sh @@ -986,7 +986,7 @@ test_expect_success 'L: nested tree copy does not corrupt deltas' ' test_when_finished "git update-ref -d refs/heads/L2" && git fast-import <input && git ls-tree L2 g/b/ >tmp && - cat tmp | cut -f 2 >actual && + cut -f 2 <tmp >actual && test_cmp expect actual && git fsck $(git rev-parse L2) ' @@ -2007,12 +2007,11 @@ test_expect_success 'Q: verify first notes commit' ' ' test_expect_success 'Q: verify first notes tree' ' - cat >expect.unsorted <<-EOF && + sort >expect <<-EOF && 100644 blob $commit1 100644 blob $commit2 100644 blob $commit3 EOF - cat expect.unsorted | sort >expect && git cat-file -p refs/notes/foobar~2^{tree} | sed "s/ [0-9a-f]* / /" >actual && test_cmp expect actual ' @@ -2048,12 +2047,11 @@ test_expect_success 'Q: verify second notes commit' ' ' test_expect_success 'Q: verify second notes tree' ' - cat >expect.unsorted <<-EOF && + sort >expect <<-EOF && 100644 blob $commit1 100644 blob $commit2 100644 blob $commit3 EOF - cat expect.unsorted | sort >expect && git cat-file -p refs/notes/foobar^^{tree} | sed "s/ [0-9a-f]* / /" >actual && test_cmp expect actual ' @@ -2088,10 +2086,9 @@ test_expect_success 'Q: verify third notes commit' ' ' test_expect_success 'Q: verify third notes tree' ' - cat >expect.unsorted <<-EOF && + sort >expect <<-EOF && 100644 blob $commit1 EOF - cat expect.unsorted | sort >expect && git cat-file -p refs/notes/foobar2^{tree} | sed "s/ [0-9a-f]* / /" >actual && test_cmp expect actual ' @@ -2115,10 +2112,9 @@ test_expect_success 'Q: verify fourth notes commit' ' ' test_expect_success 'Q: verify fourth notes tree' ' - cat >expect.unsorted <<-EOF && + sort >expect <<-EOF && 100644 blob $commit2 EOF - cat expect.unsorted | sort >expect && git cat-file -p refs/notes/foobar^{tree} | sed "s/ [0-9a-f]* / /" >actual && test_cmp expect actual ' diff --git a/t/t9350-fast-export.sh b/t/t9350-fast-export.sh index e9a12c18bb..1eb035ee4c 100755 --- a/t/t9350-fast-export.sh +++ b/t/t9350-fast-export.sh @@ -236,7 +236,7 @@ EOF test_expect_success 'set up faked signed tag' ' - cat signed-tag-import | git fast-import + git fast-import <signed-tag-import ' @@ -537,7 +537,7 @@ test_expect_success 'full-tree re-shows unmodified files' ' test_expect_success 'set-up a few more tags for tag export tests' ' git checkout -f main && - HEAD_TREE=$(git show -s --pretty=raw HEAD | grep tree | sed "s/tree //") && + HEAD_TREE=$(git show -s --pretty=raw HEAD | sed -n "/tree/s/tree //p") && git tag tree_tag -m "tagging a tree" $HEAD_TREE && git tag -a tree_tag-obj -m "tagging a tree" $HEAD_TREE && git tag tag-obj_tag -m "tagging a tag" tree_tag-obj && diff --git a/t/t9400-git-cvsserver-server.sh b/t/t9400-git-cvsserver-server.sh index 003c0b61d0..e499c7f955 100755 --- a/t/t9400-git-cvsserver-server.sh +++ b/t/t9400-git-cvsserver-server.sh @@ -117,12 +117,12 @@ END VERIFICATION REQUEST EOF test_expect_success 'pserver authentication' ' - cat request-anonymous | git-cvsserver pserver >log 2>&1 && + git-cvsserver pserver <request-anonymous >log 2>&1 && sed -ne \$p log | grep "^I LOVE YOU\$" ' test_expect_success 'pserver authentication failure (non-anonymous user)' ' - if cat request-git | git-cvsserver pserver >log 2>&1 + if git-cvsserver pserver <request-git >log 2>&1 then false else @@ -132,17 +132,17 @@ test_expect_success 'pserver authentication failure (non-anonymous user)' ' ' test_expect_success 'pserver authentication success (non-anonymous user with password)' ' - cat login-git-ok | git-cvsserver pserver >log 2>&1 && + git-cvsserver pserver <login-git-ok >log 2>&1 && sed -ne \$p log | grep "^I LOVE YOU\$" ' test_expect_success 'pserver authentication (login)' ' - cat login-anonymous | git-cvsserver pserver >log 2>&1 && + git-cvsserver pserver <login-anonymous >log 2>&1 && sed -ne \$p log | grep "^I LOVE YOU\$" ' test_expect_success 'pserver authentication failure (login/non-anonymous user)' ' - if cat login-git | git-cvsserver pserver >log 2>&1 + if git-cvsserver pserver <login-git >log 2>&1 then false else @@ -172,7 +172,7 @@ Root $WORKDIR EOF test_expect_success 'req_Root failure (relative pathname)' ' - if cat request-relative | git-cvsserver pserver >log 2>&1 + if git-cvsserver pserver <request-relative >log 2>&1 then echo unexpected success false @@ -183,28 +183,26 @@ test_expect_success 'req_Root failure (relative pathname)' ' ' test_expect_success 'req_Root failure (conflicting roots)' ' - cat request-conflict | git-cvsserver pserver >log 2>&1 && + git-cvsserver pserver <request-conflict >log 2>&1 && tail log | grep "^error 1 Conflicting roots specified$" ' test_expect_success 'req_Root (strict paths)' ' - cat request-anonymous | git-cvsserver --strict-paths pserver "$SERVERDIR" >log 2>&1 && + git-cvsserver --strict-paths pserver "$SERVERDIR" <request-anonymous >log 2>&1 && sed -ne \$p log | grep "^I LOVE YOU\$" ' test_expect_success 'req_Root failure (strict-paths)' ' - ! cat request-anonymous | - git-cvsserver --strict-paths pserver "$WORKDIR" >log 2>&1 + ! git-cvsserver --strict-paths pserver "$WORKDIR" <request-anonymous >log 2>&1 ' test_expect_success 'req_Root (w/o strict-paths)' ' - cat request-anonymous | git-cvsserver pserver "$WORKDIR/" >log 2>&1 && + git-cvsserver pserver "$WORKDIR/" <request-anonymous >log 2>&1 && sed -ne \$p log | grep "^I LOVE YOU\$" ' test_expect_success 'req_Root failure (w/o strict-paths)' ' - ! cat request-anonymous | - git-cvsserver pserver "$WORKDIR/gitcvs" >log 2>&1 + ! git-cvsserver pserver "$WORKDIR/gitcvs" <request-anonymous >log 2>&1 ' cat >request-base <<EOF @@ -217,27 +215,26 @@ Root /gitcvs.git EOF test_expect_success 'req_Root (base-path)' ' - cat request-base | git-cvsserver --strict-paths --base-path "$WORKDIR/" pserver "$SERVERDIR" >log 2>&1 && + git-cvsserver --strict-paths --base-path "$WORKDIR/" pserver "$SERVERDIR" <request-base >log 2>&1 && sed -ne \$p log | grep "^I LOVE YOU\$" ' test_expect_success 'req_Root failure (base-path)' ' - ! cat request-anonymous | - git-cvsserver --strict-paths --base-path "$WORKDIR" pserver "$SERVERDIR" >log 2>&1 + ! git-cvsserver --strict-paths --base-path "$WORKDIR" pserver "$SERVERDIR" <request-anonymous >log 2>&1 ' GIT_DIR="$SERVERDIR" git config --bool gitcvs.enabled false || exit 1 test_expect_success 'req_Root (export-all)' ' - cat request-anonymous | git-cvsserver --export-all pserver "$WORKDIR" >log 2>&1 && + git-cvsserver --export-all pserver "$WORKDIR" <request-anonymous >log 2>&1 && sed -ne \$p log | grep "^I LOVE YOU\$" ' test_expect_success 'req_Root failure (export-all w/o directory list)' ' - ! (cat request-anonymous | git-cvsserver --export-all pserver >log 2>&1 || false)' + ! (git-cvsserver --export-all pserver <request-anonymous >log 2>&1 || false)' test_expect_success 'req_Root (everything together)' ' - cat request-base | git-cvsserver --export-all --strict-paths --base-path "$WORKDIR/" pserver "$SERVERDIR" >log 2>&1 && + git-cvsserver --export-all --strict-paths --base-path "$WORKDIR/" pserver "$SERVERDIR" <request-base >log 2>&1 && sed -ne \$p log | grep "^I LOVE YOU\$" ' diff --git a/t/t9802-git-p4-filetype.sh b/t/t9802-git-p4-filetype.sh index 2a6ee2a467..bb236cd2b5 100755 --- a/t/t9802-git-p4-filetype.sh +++ b/t/t9802-git-p4-filetype.sh @@ -175,7 +175,7 @@ test_expect_success 'keyword file create' ' cp k-text-k k-text-ko && p4 add -t text+ko k-text-ko && - cat k-text-k | iconv -f ascii -t utf-16 >k-utf16-k && + iconv -f ascii -t utf-16 <k-text-k >k-utf16-k && p4 add -t utf16+k k-utf16-k && cp k-utf16-k k-utf16-ko && diff --git a/t/t9807-git-p4-submit.sh b/t/t9807-git-p4-submit.sh index af4b286f9d..6ae7ced51b 100755 --- a/t/t9807-git-p4-submit.sh +++ b/t/t9807-git-p4-submit.sh @@ -418,7 +418,7 @@ test_expect_success 'description with Jobs and values on separate lines' ' marshal_dump job0 <change && marshal_dump job1 <change ) | sort >jobs && - cat jobname1 jobname2 | sort >expected && + sort jobname1 jobname2 >expected && test_cmp expected jobs ) ' diff --git a/t/t9824-git-p4-git-lfs.sh b/t/t9824-git-p4-git-lfs.sh index a28dbbdd56..80c8c31e32 100755 --- a/t/t9824-git-p4-git-lfs.sh +++ b/t/t9824-git-p4-git-lfs.sh @@ -17,8 +17,8 @@ test_file_in_lfs () { sed -n '2,2 p' "$FILE" | grep "^oid " && sed -n '3,3 p' "$FILE" | grep "^size " && test_line_count = 3 "$FILE" && - cat "$FILE" | grep "size $SIZE" && - HASH=$(cat "$FILE" | grep "oid sha256:" | sed -e "s/oid sha256://g") && + grep "size $SIZE" "$FILE" && + HASH=$(sed -ne "/oid sha256:/s/oid sha256://gp" "$FILE") && LFS_FILE=".git/lfs/objects/$(echo "$HASH" | cut -c1-2)/$(echo "$HASH" | cut -c3-4)/$HASH" && echo $EXPECTED_CONTENT >expect && test_path_is_file "$FILE" && diff --git a/t/test-lib-functions.sh b/t/test-lib-functions.sh index 6eaf116346..2eccf100c0 100644 --- a/t/test-lib-functions.sh +++ b/t/test-lib-functions.sh @@ -1655,7 +1655,16 @@ test_set_hash () { # Detect the hash algorithm in use. test_detect_hash () { - test_hash_algo="${GIT_TEST_DEFAULT_HASH:-sha1}" + case "$GIT_TEST_DEFAULT_HASH" in + "sha256") + test_hash_algo=sha256 + test_compat_hash_algo=sha1 + ;; + *) + test_hash_algo=sha1 + test_compat_hash_algo=sha256 + ;; + esac } # Detect the hash algorithm in use. @@ -1712,6 +1721,12 @@ test_oid () { local algo="${test_hash_algo}" && case "$1" in + --hash=storage) + algo="$test_hash_algo" && + shift;; + --hash=compat) + algo="$test_compat_hash_algo" && + shift;; --hash=*) algo="${1#--hash=}" && shift;; diff --git a/tempfile.c b/tempfile.c index ecdebf1afb..ed88cf8431 100644 --- a/tempfile.c +++ b/tempfile.c @@ -50,15 +50,17 @@ static VOLATILE_LIST_HEAD(tempfile_list); -static void remove_template_directory(struct tempfile *tempfile, +static int remove_template_directory(struct tempfile *tempfile, int in_signal_handler) { if (tempfile->directory) { if (in_signal_handler) - rmdir(tempfile->directory); + return rmdir(tempfile->directory); else - rmdir_or_warn(tempfile->directory); + return rmdir_or_warn(tempfile->directory); } + + return 0; } static void remove_tempfiles(int in_signal_handler) @@ -353,16 +355,19 @@ int rename_tempfile(struct tempfile **tempfile_p, const char *path) return 0; } -void delete_tempfile(struct tempfile **tempfile_p) +int delete_tempfile(struct tempfile **tempfile_p) { struct tempfile *tempfile = *tempfile_p; + int err = 0; if (!is_tempfile_active(tempfile)) - return; + return 0; - close_tempfile_gently(tempfile); - unlink_or_warn(tempfile->filename.buf); - remove_template_directory(tempfile, 0); + err |= close_tempfile_gently(tempfile); + err |= unlink_or_warn(tempfile->filename.buf); + err |= remove_template_directory(tempfile, 0); deactivate_tempfile(tempfile); *tempfile_p = NULL; + + return err ? -1 : 0; } diff --git a/tempfile.h b/tempfile.h index d0413af733..2d2ae5b657 100644 --- a/tempfile.h +++ b/tempfile.h @@ -269,7 +269,7 @@ int reopen_tempfile(struct tempfile *tempfile); * `delete_tempfile()` for a `tempfile` object that has already been * deleted or renamed. */ -void delete_tempfile(struct tempfile **tempfile_p); +int delete_tempfile(struct tempfile **tempfile_p); /* * Close the file descriptor and/or file pointer if they are still @@ -433,6 +433,9 @@ void trace2_cmd_name_fl(const char *file, int line, const char *name) for_each_wanted_builtin (j, tgt_j) if (tgt_j->pfn_command_name_fl) tgt_j->pfn_command_name_fl(file, line, name, hierarchy); + + trace2_cmd_list_config(); + trace2_cmd_list_env_vars(); } void trace2_cmd_mode_fl(const char *file, int line, const char *mode) @@ -464,17 +467,29 @@ void trace2_cmd_alias_fl(const char *file, int line, const char *alias, void trace2_cmd_list_config_fl(const char *file, int line) { + static int emitted = 0; + if (!trace2_enabled) return; + if (emitted) + return; + emitted = 1; + tr2_cfg_list_config_fl(file, line); } void trace2_cmd_list_env_vars_fl(const char *file, int line) { + static int emitted = 0; + if (!trace2_enabled) return; + if (emitted) + return; + emitted = 1; + tr2_list_env_vars_fl(file, line); } diff --git a/transport-helper.c b/transport-helper.c index dd6002b393..b660b7942f 100644 --- a/transport-helper.c +++ b/transport-helper.c @@ -1078,7 +1078,7 @@ static int push_refs_with_export(struct transport *transport, set_common_push_options(transport, data->name, flags); if (flags & TRANSPORT_PUSH_FORCE) { if (set_helper_option(transport, "force", "true") != 0) - warning(_("helper %s does not support 'force'"), data->name); + warning(_("helper %s does not support '--force'"), data->name); } helper = get_helper(transport); diff --git a/tree-walk.c b/tree-walk.c index 690fa6569b..6565d9ad99 100644 --- a/tree-walk.c +++ b/tree-walk.c @@ -11,35 +11,19 @@ #include "json-writer.h" #include "environment.h" -static const char *get_mode(const char *str, unsigned int *modep) -{ - unsigned char c; - unsigned int mode = 0; - - if (*str == ' ') - return NULL; - - while ((c = *str++) != ' ') { - if (c < '0' || c > '7') - return NULL; - mode = (mode << 3) + (c - '0'); - } - *modep = mode; - return str; -} - static int decode_tree_entry(struct tree_desc *desc, const char *buf, unsigned long size, struct strbuf *err) { const char *path; - unsigned int mode, len; - const unsigned hashsz = the_hash_algo->rawsz; + unsigned int len; + uint16_t mode; + const unsigned hashsz = desc->algo->rawsz; if (size < hashsz + 3 || buf[size - (hashsz + 1)]) { strbuf_addstr(err, _("too-short tree object")); return -1; } - path = get_mode(buf, &mode); + path = parse_mode(buf, &mode); if (!path) { strbuf_addstr(err, _("malformed mode in tree entry")); return -1; @@ -54,15 +38,19 @@ static int decode_tree_entry(struct tree_desc *desc, const char *buf, unsigned l desc->entry.path = path; desc->entry.mode = (desc->flags & TREE_DESC_RAW_MODES) ? mode : canon_mode(mode); desc->entry.pathlen = len - 1; - oidread(&desc->entry.oid, (const unsigned char *)path + len); + oidread_algop(&desc->entry.oid, (const unsigned char *)path + len, + desc->algo); return 0; } -static int init_tree_desc_internal(struct tree_desc *desc, const void *buffer, - unsigned long size, struct strbuf *err, +static int init_tree_desc_internal(struct tree_desc *desc, + const struct object_id *oid, + const void *buffer, unsigned long size, + struct strbuf *err, enum tree_desc_flags flags) { + desc->algo = (oid && oid->algo) ? &hash_algos[oid->algo] : the_hash_algo; desc->buffer = buffer; desc->size = size; desc->flags = flags; @@ -71,19 +59,21 @@ static int init_tree_desc_internal(struct tree_desc *desc, const void *buffer, return 0; } -void init_tree_desc(struct tree_desc *desc, const void *buffer, unsigned long size) +void init_tree_desc(struct tree_desc *desc, const struct object_id *tree_oid, + const void *buffer, unsigned long size) { struct strbuf err = STRBUF_INIT; - if (init_tree_desc_internal(desc, buffer, size, &err, 0)) + if (init_tree_desc_internal(desc, tree_oid, buffer, size, &err, 0)) die("%s", err.buf); strbuf_release(&err); } -int init_tree_desc_gently(struct tree_desc *desc, const void *buffer, unsigned long size, +int init_tree_desc_gently(struct tree_desc *desc, const struct object_id *oid, + const void *buffer, unsigned long size, enum tree_desc_flags flags) { struct strbuf err = STRBUF_INIT; - int result = init_tree_desc_internal(desc, buffer, size, &err, flags); + int result = init_tree_desc_internal(desc, oid, buffer, size, &err, flags); if (result) error("%s", err.buf); strbuf_release(&err); @@ -102,7 +92,7 @@ void *fill_tree_descriptor(struct repository *r, if (!buf) die(_("unable to read tree (%s)"), oid_to_hex(oid)); } - init_tree_desc(desc, buf, size); + init_tree_desc(desc, oid, buf, size); return buf; } @@ -119,7 +109,7 @@ static void entry_extract(struct tree_desc *t, struct name_entry *a) static int update_tree_entry_internal(struct tree_desc *desc, struct strbuf *err) { const void *buf = desc->buffer; - const unsigned char *end = (const unsigned char *)desc->entry.path + desc->entry.pathlen + 1 + the_hash_algo->rawsz; + const unsigned char *end = (const unsigned char *)desc->entry.path + desc->entry.pathlen + 1 + desc->algo->rawsz; unsigned long size = desc->size; unsigned long len = end - (const unsigned char *)buf; @@ -633,7 +623,7 @@ int get_tree_entry(struct repository *r, retval = -1; } else { struct tree_desc t; - init_tree_desc(&t, tree, size); + init_tree_desc(&t, tree_oid, tree, size); retval = find_tree_entry(r, &t, name, oid, mode); } free(tree); @@ -676,7 +666,7 @@ enum get_oid_result get_tree_entry_follow_symlinks(struct repository *r, struct tree_desc t; int follows_remaining = GET_TREE_ENTRY_FOLLOW_SYMLINKS_MAX_LINKS; - init_tree_desc(&t, NULL, 0UL); + init_tree_desc(&t, NULL, NULL, 0UL); strbuf_addstr(&namebuf, name); oidcpy(¤t_tree_oid, tree_oid); @@ -712,7 +702,7 @@ enum get_oid_result get_tree_entry_follow_symlinks(struct repository *r, goto done; /* descend */ - init_tree_desc(&t, tree, size); + init_tree_desc(&t, ¤t_tree_oid, tree, size); } /* Handle symlinks to e.g. a//b by removing leading slashes */ @@ -746,7 +736,7 @@ enum get_oid_result get_tree_entry_follow_symlinks(struct repository *r, free(parent->tree); parents_nr--; parent = &parents[parents_nr - 1]; - init_tree_desc(&t, parent->tree, parent->size); + init_tree_desc(&t, &parent->oid, parent->tree, parent->size); strbuf_remove(&namebuf, 0, remainder ? 3 : 2); continue; } @@ -826,7 +816,7 @@ enum get_oid_result get_tree_entry_follow_symlinks(struct repository *r, contents_start = contents; parent = &parents[parents_nr - 1]; - init_tree_desc(&t, parent->tree, parent->size); + init_tree_desc(&t, &parent->oid, parent->tree, parent->size); strbuf_splice(&namebuf, 0, len, contents_start, link_len); if (remainder) diff --git a/tree-walk.h b/tree-walk.h index a6bfa3da3a..0b1067fbc5 100644 --- a/tree-walk.h +++ b/tree-walk.h @@ -24,6 +24,7 @@ struct name_entry { * A semi-opaque data structure used to maintain the current state of the walk. */ struct tree_desc { + const struct git_hash_algo *algo; /* * pointer into the memory representation of the tree. It always * points at the current entry being visited. @@ -83,9 +84,11 @@ int update_tree_entry_gently(struct tree_desc *); * size parameters are assumed to be the same as the buffer and size * members of `struct tree`. */ -void init_tree_desc(struct tree_desc *desc, const void *buf, unsigned long size); +void init_tree_desc(struct tree_desc *desc, const struct object_id *tree_oid, + const void *buf, unsigned long size); -int init_tree_desc_gently(struct tree_desc *desc, const void *buf, unsigned long size, +int init_tree_desc_gently(struct tree_desc *desc, const struct object_id *oid, + const void *buf, unsigned long size, enum tree_desc_flags flags); /* @@ -29,7 +29,7 @@ int read_tree_at(struct repository *r, if (parse_tree(tree)) return -1; - init_tree_desc(&desc, tree->buffer, tree->size); + init_tree_desc(&desc, &tree->object.oid, tree->buffer, tree->size); while (tree_entry(&desc, &entry)) { if (retval != all_entries_interesting) { @@ -45,7 +45,7 @@ static int process_tree(struct walker *walker, struct tree *tree) if (parse_tree(tree)) return -1; - init_tree_desc(&desc, tree->buffer, tree->size); + init_tree_desc(&desc, &tree->object.oid, tree->buffer, tree->size); while (tree_entry(&desc, &entry)) { struct object *obj = NULL; diff --git a/wt-status.c b/wt-status.c index 7108a92b52..2db4bb3a12 100644 --- a/wt-status.c +++ b/wt-status.c @@ -1093,8 +1093,11 @@ size_t wt_status_locate_end(const char *s, size_t len) strbuf_addf(&pattern, "\n%c %s", comment_line_char, cut_line); if (starts_with(s, pattern.buf + 1)) len = 0; - else if ((p = strstr(s, pattern.buf))) - len = p - s + 1; + else if ((p = strstr(s, pattern.buf))) { + size_t newlen = p - s + 1; + if (newlen < len) + len = newlen; + } strbuf_release(&pattern); return len; } |