diff options
Diffstat (limited to 'builtin/diff.c')
-rw-r--r-- | builtin/diff.c | 84 |
1 files changed, 38 insertions, 46 deletions
diff --git a/builtin/diff.c b/builtin/diff.c index b19530c996..6e196e0c7d 100644 --- a/builtin/diff.c +++ b/builtin/diff.c @@ -10,7 +10,6 @@ #include "lockfile.h" #include "color.h" #include "commit.h" -#include "blob.h" #include "gettext.h" #include "tag.h" #include "diff.h" @@ -21,7 +20,6 @@ #include "revision.h" #include "log-tree.h" #include "setup.h" -#include "submodule.h" #include "oid-array.h" #include "tree.h" @@ -77,9 +75,9 @@ static void stuff_change(struct diff_options *opt, diff_queue(&diff_queued_diff, one, two); } -static int builtin_diff_b_f(struct rev_info *revs, - int argc, const char **argv UNUSED, - struct object_array_entry **blob) +static void builtin_diff_b_f(struct rev_info *revs, + int argc, const char **argv UNUSED, + struct object_array_entry **blob) { /* Blob vs file in the working tree*/ struct stat st; @@ -109,12 +107,11 @@ static int builtin_diff_b_f(struct rev_info *revs, path); diffcore_std(&revs->diffopt); diff_flush(&revs->diffopt); - return 0; } -static int builtin_diff_blobs(struct rev_info *revs, - int argc, const char **argv UNUSED, - struct object_array_entry **blob) +static void builtin_diff_blobs(struct rev_info *revs, + int argc, const char **argv UNUSED, + struct object_array_entry **blob) { const unsigned mode = canon_mode(S_IFREG | 0644); @@ -134,11 +131,10 @@ static int builtin_diff_blobs(struct rev_info *revs, blob_path(blob[0]), blob_path(blob[1])); diffcore_std(&revs->diffopt); diff_flush(&revs->diffopt); - return 0; } -static int builtin_diff_index(struct rev_info *revs, - int argc, const char **argv) +static void builtin_diff_index(struct rev_info *revs, + int argc, const char **argv) { unsigned int option = 0; while (1 < argc) { @@ -163,20 +159,18 @@ static int builtin_diff_index(struct rev_info *revs, setup_work_tree(); if (repo_read_index_preload(the_repository, &revs->diffopt.pathspec, 0) < 0) { - perror("repo_read_index_preload"); - return -1; + die_errno("repo_read_index_preload"); } } else if (repo_read_index(the_repository) < 0) { - perror("repo_read_cache"); - return -1; + die_errno("repo_read_cache"); } - return run_diff_index(revs, option); + run_diff_index(revs, option); } -static int builtin_diff_tree(struct rev_info *revs, - int argc, const char **argv, - struct object_array_entry *ent0, - struct object_array_entry *ent1) +static void builtin_diff_tree(struct rev_info *revs, + int argc, const char **argv, + struct object_array_entry *ent0, + struct object_array_entry *ent1) { const struct object_id *(oid[2]); struct object_id mb_oid; @@ -209,13 +203,12 @@ static int builtin_diff_tree(struct rev_info *revs, } diff_tree_oid(oid[0], oid[1], "", &revs->diffopt); log_tree_diff_flush(revs); - return 0; } -static int builtin_diff_combined(struct rev_info *revs, - int argc, const char **argv UNUSED, - struct object_array_entry *ent, - int ents, int first_non_parent) +static void builtin_diff_combined(struct rev_info *revs, + int argc, const char **argv UNUSED, + struct object_array_entry *ent, + int ents, int first_non_parent) { struct oid_array parents = OID_ARRAY_INIT; int i; @@ -236,7 +229,6 @@ static int builtin_diff_combined(struct rev_info *revs, } diff_tree_combined(&ent[first_non_parent].item->oid, &parents, revs); oid_array_clear(&parents); - return 0; } static void refresh_index_quietly(void) @@ -254,7 +246,7 @@ static void refresh_index_quietly(void) repo_update_index_if_able(the_repository, &lock_file); } -static int builtin_diff_files(struct rev_info *revs, int argc, const char **argv) +static void builtin_diff_files(struct rev_info *revs, int argc, const char **argv) { unsigned int options = 0; @@ -269,8 +261,10 @@ static int builtin_diff_files(struct rev_info *revs, int argc, const char **argv options |= DIFF_SILENT_ON_REMOVED; else if (!strcmp(argv[1], "-h")) usage(builtin_diff_usage); - else - return error(_("invalid option: %s"), argv[1]); + else { + error(_("invalid option: %s"), argv[1]); + usage(builtin_diff_usage); + } argv++; argc--; } @@ -287,10 +281,9 @@ static int builtin_diff_files(struct rev_info *revs, int argc, const char **argv setup_work_tree(); if (repo_read_index_preload(the_repository, &revs->diffopt.pathspec, 0) < 0) { - perror("repo_read_index_preload"); - return -1; + die_errno("repo_read_index_preload"); } - return run_diff_files(revs, options); + run_diff_files(revs, options); } struct symdiff { @@ -404,7 +397,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix) int blobs = 0, paths = 0; struct object_array_entry *blob[2]; int nongit = 0, no_index = 0; - int result = 0; + int result; struct symdiff sdiff; /* @@ -479,8 +472,7 @@ int cmd_diff(int argc, const char **argv, const char *prefix) repo_init_revisions(the_repository, &rev, prefix); /* Set up defaults that will apply to both no-index and regular diffs. */ - rev.diffopt.stat_width = -1; - rev.diffopt.stat_graph_width = -1; + init_diffstat_widths(&rev.diffopt); rev.diffopt.flags.allow_external = 1; rev.diffopt.flags.allow_textconv = 1; @@ -583,17 +575,17 @@ int cmd_diff(int argc, const char **argv, const char *prefix) if (!ent.nr) { switch (blobs) { case 0: - result = builtin_diff_files(&rev, argc, argv); + builtin_diff_files(&rev, argc, argv); break; case 1: if (paths != 1) usage(builtin_diff_usage); - result = builtin_diff_b_f(&rev, argc, argv, blob); + builtin_diff_b_f(&rev, argc, argv, blob); break; case 2: if (paths) usage(builtin_diff_usage); - result = builtin_diff_blobs(&rev, argc, argv, blob); + builtin_diff_blobs(&rev, argc, argv, blob); break; default: usage(builtin_diff_usage); @@ -602,18 +594,18 @@ int cmd_diff(int argc, const char **argv, const char *prefix) else if (blobs) usage(builtin_diff_usage); else if (ent.nr == 1) - result = builtin_diff_index(&rev, argc, argv); + builtin_diff_index(&rev, argc, argv); else if (ent.nr == 2) { if (sdiff.warn) warning(_("%s...%s: multiple merge bases, using %s"), sdiff.left, sdiff.right, sdiff.base); - result = builtin_diff_tree(&rev, argc, argv, - &ent.objects[0], &ent.objects[1]); + builtin_diff_tree(&rev, argc, argv, + &ent.objects[0], &ent.objects[1]); } else - result = builtin_diff_combined(&rev, argc, argv, - ent.objects, ent.nr, - first_non_parent); - result = diff_result_code(&rev.diffopt, result); + builtin_diff_combined(&rev, argc, argv, + ent.objects, ent.nr, + first_non_parent); + result = diff_result_code(&rev.diffopt); if (1 < rev.diffopt.skip_stat_unmatch) refresh_index_quietly(); release_revisions(&rev); |