Allow in_merge_bases() to take more than one reference commits.

The internal function in_merge_bases(A, B) is used to make sure
that commit A is an ancestor of commit B.  This changes the
signature of it to take an array of B's and updates its current
callers.

Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano 2007-01-08 23:22:31 -08:00
parent 71dfbf224f
commit 03840fc32d
4 changed files with 10 additions and 7 deletions

View File

@ -134,7 +134,7 @@ static int delete_branches(int argc, const char **argv, int force, int kinds)
*/
if (!force &&
!in_merge_bases(rev, head_rev)) {
!in_merge_bases(rev, &head_rev, 1)) {
error("The branch '%s' is not a strict subset of "
"your current HEAD.\n"
"If you are sure you want to delete it, "

View File

@ -217,8 +217,8 @@ static int expire_reflog_ent(unsigned char *osha1, unsigned char *nsha1,
if ((timestamp < cb->cmd->expire_unreachable) &&
(!cb->ref_commit ||
(old && !in_merge_bases(old, cb->ref_commit)) ||
(new && !in_merge_bases(new, cb->ref_commit))))
(old && !in_merge_bases(old, &cb->ref_commit, 1)) ||
(new && !in_merge_bases(new, &cb->ref_commit, 1))))
goto prune;
if (cb->newlog)

View File

@ -1158,14 +1158,17 @@ struct commit_list *get_merge_bases(struct commit *one,
return result;
}
int in_merge_bases(struct commit *rev1, struct commit *rev2)
int in_merge_bases(struct commit *commit, struct commit **reference, int num)
{
struct commit_list *bases, *b;
int ret = 0;
bases = get_merge_bases(rev1, rev2, 1);
if (num == 1)
bases = get_merge_bases(commit, *reference, 1);
else
die("not yet");
for (b = bases; b; b = b->next) {
if (!hashcmp(rev1->object.sha1, b->item->object.sha1)) {
if (!hashcmp(commit->object.sha1, b->item->object.sha1)) {
ret = 1;
break;
}

View File

@ -114,5 +114,5 @@ extern int is_repository_shallow();
extern struct commit_list *get_shallow_commits(struct object_array *heads,
int depth, int shallow_flag, int not_shallow_flag);
int in_merge_bases(struct commit *rev1, struct commit *rev2);
int in_merge_bases(struct commit *, struct commit **, int);
#endif /* COMMIT_H */