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commit: implement commit_list_contains()

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It can be helpful to check if a commit_list contains a commit. Use
pointer equality, assuming lookup_commit() was used.

Signed-off-by: Derrick Stolee <dstolee@microsoft.com>
Signed-off-by: Taylor Blau <me@ttaylorr.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Derrick Stolee
2020-12-08 17:04:13 -05:00
committed by Junio C Hamano
parent ed03a58b65
commit 597b2c39af
2 changed files with 13 additions and 0 deletions
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2
commit.h
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@ -167,6 +167,8 @@ int find_commit_subject(const char *commit_buffer, const char **subject);
struct commit_list *commit_list_insert(struct commit *item,
struct commit_list **list);
int commit_list_contains(struct commit *item,
struct commit_list *list);
struct commit_list **commit_list_append(struct commit *commit,
struct commit_list **next);
unsigned commit_list_count(const struct commit_list *l);