Similar to in_merge_bases(commit, other) that returns true when
commit is an ancestor (i.e. in the merge bases between the two) of
the other commit, in_merge_bases_many(commit, n_other, other[])
checks if commit is an ancestor of any of the other[] commits.
Signed-off-by: Junio C Hamano <gitster@xxxxxxxxx>
---
commit.c | 24 ++++++++++++++++++------
commit.h | 1 +
2 files changed, 19 insertions(+), 6 deletions(-)
diff --git a/commit.c b/commit.c
index e8eb0ae..3a201e0 100644
--- a/commit.c
+++ b/commit.c
@@ -852,25 +852,37 @@ int is_descendant_of(struct commit *commit, struct commit_list *with_commit)
}
/*
- * Is "commit" an ancestor of (i.e. reachable from) the "reference"?
+ * Is "commit" an ancestor of one of the "reference"s?
*/
-int in_merge_bases(struct commit *commit, struct commit *reference)
+int in_merge_bases_many(struct commit *commit, int nr_reference, struct commit **reference)
{
struct commit_list *bases;
- int ret = 0;
+ int ret = 0, i;
- if (parse_commit(commit) || parse_commit(reference))
+ if (parse_commit(commit))
return ret;
+ for (i = 0; i < nr_reference; i++)
+ if (parse_commit(reference[i]))
+ return ret;
- bases = paint_down_to_common(commit, 1, &reference);
+ bases = paint_down_to_common(commit, nr_reference, reference);
if (commit->object.flags & PARENT2)
ret = 1;
clear_commit_marks(commit, all_flags);
- clear_commit_marks(reference, all_flags);
+ for (i = 0; i < nr_reference; i++)
+ clear_commit_marks(reference[i], all_flags);
free_commit_list(bases);
return ret;
}
+/*
+ * Is "commit" an ancestor of (i.e. reachable from) the "reference"?
+ */
+int in_merge_bases(struct commit *commit, struct commit *reference)
+{
+ return in_merge_bases_many(commit, 1, &reference);
+}
+
struct commit_list *reduce_heads(struct commit_list *heads)
{
struct commit_list *p;
diff --git a/commit.h b/commit.h
index b6ad8f3..d5b9712 100644
--- a/commit.h
+++ b/commit.h
@@ -170,6 +170,7 @@ extern struct commit_list *get_shallow_commits(struct object_array *heads,
int is_descendant_of(struct commit *, struct commit_list *);
int in_merge_bases(struct commit *, struct commit *);
+int in_merge_bases_many(struct commit *, int, struct commit **);
extern int interactive_add(int argc, const char **argv, const char *prefix, int patch);
extern int run_add_interactive(const char *revision, const char *patch_mode,
--
1.8.2-rc2-182-g857a7fa
--
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