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107 lines
3.8 KiB
107 lines
3.8 KiB
#ifndef COMMIT_REACH_H |
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#define COMMIT_REACH_H |
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#include "commit.h" |
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#include "commit-slab.h" |
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struct commit_list; |
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struct ref_filter; |
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struct object_id; |
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struct object_array; |
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struct commit_list *repo_get_merge_bases(struct repository *r, |
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struct commit *rev1, |
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struct commit *rev2); |
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struct commit_list *repo_get_merge_bases_many(struct repository *r, |
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struct commit *one, int n, |
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struct commit **twos); |
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/* To be used only when object flags after this call no longer matter */ |
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struct commit_list *repo_get_merge_bases_many_dirty(struct repository *r, |
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struct commit *one, int n, |
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struct commit **twos); |
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#ifndef NO_THE_REPOSITORY_COMPATIBILITY_MACROS |
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#define get_merge_bases(r1, r2) repo_get_merge_bases(the_repository, r1, r2) |
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#define get_merge_bases_many(one, n, two) repo_get_merge_bases_many(the_repository, one, n, two) |
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#define get_merge_bases_many_dirty(one, n, twos) repo_get_merge_bases_many_dirty(the_repository, one, n, twos) |
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#endif |
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struct commit_list *get_octopus_merge_bases(struct commit_list *in); |
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int repo_is_descendant_of(struct repository *r, |
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struct commit *commit, |
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struct commit_list *with_commit); |
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int repo_in_merge_bases(struct repository *r, |
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struct commit *commit, |
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struct commit *reference); |
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int repo_in_merge_bases_many(struct repository *r, |
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struct commit *commit, |
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int nr_reference, struct commit **reference); |
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#ifndef NO_THE_REPOSITORY_COMPATIBILITY_MACROS |
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#define in_merge_bases(c1, c2) repo_in_merge_bases(the_repository, c1, c2) |
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#define in_merge_bases_many(c1, n, cs) repo_in_merge_bases_many(the_repository, c1, n, cs) |
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#endif |
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/* |
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* Takes a list of commits and returns a new list where those |
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* have been removed that can be reached from other commits in |
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* the list. It is useful for, e.g., reducing the commits |
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* randomly thrown at the git-merge command and removing |
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* redundant commits that the user shouldn't have given to it. |
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* |
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* This function destroys the STALE bit of the commit objects' |
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* flags. |
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*/ |
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struct commit_list *reduce_heads(struct commit_list *heads); |
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/* |
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* Like `reduce_heads()`, except it replaces the list. Use this |
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* instead of `foo = reduce_heads(foo);` to avoid memory leaks. |
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*/ |
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void reduce_heads_replace(struct commit_list **heads); |
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int ref_newer(const struct object_id *new_oid, const struct object_id *old_oid); |
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/* |
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* Unknown has to be "0" here, because that's the default value for |
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* contains_cache slab entries that have not yet been assigned. |
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*/ |
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enum contains_result { |
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CONTAINS_UNKNOWN = 0, |
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CONTAINS_NO, |
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CONTAINS_YES |
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}; |
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define_commit_slab(contains_cache, enum contains_result); |
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int commit_contains(struct ref_filter *filter, struct commit *commit, |
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struct commit_list *list, struct contains_cache *cache); |
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/* |
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* Determine if every commit in 'from' can reach at least one commit |
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* that is marked with 'with_flag'. As we traverse, use 'assign_flag' |
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* as a marker for commits that are already visited. Do not walk |
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* commits with date below 'min_commit_date' or generation below |
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* 'min_generation'. |
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*/ |
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int can_all_from_reach_with_flag(struct object_array *from, |
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unsigned int with_flag, |
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unsigned int assign_flag, |
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time_t min_commit_date, |
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uint32_t min_generation); |
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int can_all_from_reach(struct commit_list *from, struct commit_list *to, |
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int commit_date_cutoff); |
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/* |
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* Return a list of commits containing the commits in the 'to' array |
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* that are reachable from at least one commit in the 'from' array. |
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* Also add the given 'flag' to each of the commits in the returned list. |
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* |
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* This method uses the PARENT1 and PARENT2 flags during its operation, |
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* so be sure these flags are not set before calling the method. |
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*/ |
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struct commit_list *get_reachable_subset(struct commit **from, int nr_from, |
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struct commit **to, int nr_to, |
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unsigned int reachable_flag); |
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#endif
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