diff options
Diffstat (limited to 'commit-reach.h')
| -rw-r--r-- | commit-reach.h | 43 |
1 files changed, 32 insertions, 11 deletions
diff --git a/commit-reach.h b/commit-reach.h index 35c4da4948..9a745b7e17 100644 --- a/commit-reach.h +++ b/commit-reach.h @@ -9,18 +9,21 @@ struct ref_filter; struct object_id; struct object_array; -struct commit_list *repo_get_merge_bases(struct repository *r, - struct commit *rev1, - struct commit *rev2); -struct commit_list *repo_get_merge_bases_many(struct repository *r, - struct commit *one, int n, - struct commit **twos); +int repo_get_merge_bases(struct repository *r, + struct commit *rev1, + struct commit *rev2, + struct commit_list **result); +int repo_get_merge_bases_many(struct repository *r, + struct commit *one, int n, + struct commit **twos, + struct commit_list **result); /* To be used only when object flags after this call no longer matter */ -struct commit_list *repo_get_merge_bases_many_dirty(struct repository *r, - struct commit *one, int n, - struct commit **twos); +int repo_get_merge_bases_many_dirty(struct repository *r, + struct commit *one, int n, + struct commit **twos, + struct commit_list **result); -struct commit_list *get_octopus_merge_bases(struct commit_list *in); +int get_octopus_merge_bases(struct commit_list *in, struct commit_list **result); int repo_is_descendant_of(struct repository *r, struct commit *commit, @@ -30,7 +33,8 @@ int repo_in_merge_bases(struct repository *r, struct commit *reference); int repo_in_merge_bases_many(struct repository *r, struct commit *commit, - int nr_reference, struct commit **reference); + int nr_reference, struct commit **reference, + int ignore_missing_commits); /* * Takes a list of commits and returns a new list where those @@ -135,4 +139,21 @@ void tips_reachable_from_bases(struct repository *r, struct commit **tips, size_t tips_nr, int mark); +/* + * Given a 'tip' commit and a list potential 'bases', return the index 'i' that + * minimizes the number of commits in the first-parent history of 'tip' and not + * in the first-parent history of 'bases[i]'. + * + * Among a list of long-lived branches that are updated only by merges (with the + * first parent being the previous position of the branch), this would inform + * which branch was used to create the tip reference. + * + * Returns -1 if no common point is found in first-parent histories, which is + * rare, but possible with multiple root commits. + */ +int get_branch_base_for_tip(struct repository *r, + struct commit *tip, + struct commit **bases, + size_t bases_nr); + #endif |