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authorMatthew DeVore <matvore@google.com>2019-06-27 15:54:10 -0700
committerJunio C Hamano <gitster@pobox.com>2019-06-28 08:41:53 -0700
commitcf9ceb5a12cad9c9153d227a0f497d1b522ce085 (patch)
treec44af4360522bd6fb3e7683eae387b24cd90e5a8 /fetch-pack.c
parentf56f764279be2433ecf3cb3a484210bcaffea70c (diff)
downloadgit-cf9ceb5a12cad9c9153d227a0f497d1b522ce085.tar.gz
list-objects-filter-options: make filter_spec a string_list
Make the filter_spec string a string_list rather than a raw C string. The list of strings must be concatted together to make a complete filter_spec. A future patch will use this capability to build "combine:" filter specs gradually. A strbuf would seem to be a more natural choice for this object, but it unfortunately requires initialization besides just zero'ing out the memory. This results in all container structs, and all containers of those structs, etc., to also require initialization. Initializing them all would be more cumbersome that simply using a string_list, which behaves properly when its contents are zero'd. For the purposes of code simplification, change behavior in how filter specs are conveyed over the protocol: do not normalize the tree:<depth> filter specs since there should be no server in existence that supports tree:# but not tree:#k etc. Helped-by: Junio C Hamano <gitster@pobox.com> Signed-off-by: Matthew DeVore <matvore@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'fetch-pack.c')
-rw-r--r--fetch-pack.c20
1 files changed, 7 insertions, 13 deletions
diff --git a/fetch-pack.c b/fetch-pack.c
index 1c10f54e78..72e13b0a1d 100644
--- a/fetch-pack.c
+++ b/fetch-pack.c
@@ -339,12 +339,9 @@ static int find_common(struct fetch_negotiator *negotiator,
}
}
if (server_supports_filtering && args->filter_options.choice) {
- struct strbuf expanded_filter_spec = STRBUF_INIT;
- expand_list_objects_filter_spec(&args->filter_options,
- &expanded_filter_spec);
- packet_buf_write(&req_buf, "filter %s",
- expanded_filter_spec.buf);
- strbuf_release(&expanded_filter_spec);
+ const char *spec =
+ expand_list_objects_filter_spec(&args->filter_options);
+ packet_buf_write(&req_buf, "filter %s", spec);
}
packet_buf_flush(&req_buf);
state_len = req_buf.len;
@@ -1099,7 +1096,7 @@ static int add_haves(struct fetch_negotiator *negotiator,
}
static int send_fetch_request(struct fetch_negotiator *negotiator, int fd_out,
- const struct fetch_pack_args *args,
+ struct fetch_pack_args *args,
const struct ref *wants, struct oidset *common,
int *haves_to_send, int *in_vain,
int sideband_all)
@@ -1140,13 +1137,10 @@ static int send_fetch_request(struct fetch_negotiator *negotiator, int fd_out,
/* Add filter */
if (server_supports_feature("fetch", "filter", 0) &&
args->filter_options.choice) {
- struct strbuf expanded_filter_spec = STRBUF_INIT;
+ const char *spec =
+ expand_list_objects_filter_spec(&args->filter_options);
print_verbose(args, _("Server supports filter"));
- expand_list_objects_filter_spec(&args->filter_options,
- &expanded_filter_spec);
- packet_buf_write(&req_buf, "filter %s",
- expanded_filter_spec.buf);
- strbuf_release(&expanded_filter_spec);
+ packet_buf_write(&req_buf, "filter %s", spec);
} else if (args->filter_options.choice) {
warning("filtering not recognized by server, ignoring");
}