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-rw-r--r--commit.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/commit.c b/commit.c
index 534e14f..c7099da 100644
--- a/commit.c
+++ b/commit.c
@@ -927,12 +927,22 @@ struct commit *get_fork_point(const char *refname, struct commit *commit)
struct commit_list *bases;
int i;
struct commit *ret = NULL;
+ char *full_refname;
+
+ switch (dwim_ref(refname, strlen(refname), &oid, &full_refname)) {
+ case 0:
+ die("No such ref: '%s'", refname);
+ case 1:
+ break; /* good */
+ default:
+ die("Ambiguous refname: '%s'", refname);
+ }
memset(&revs, 0, sizeof(revs));
revs.initial = 1;
- for_each_reflog_ent(refname, collect_one_reflog_ent, &revs);
+ for_each_reflog_ent(full_refname, collect_one_reflog_ent, &revs);
- if (!revs.nr && !get_oid(refname, &oid))
+ if (!revs.nr)
add_one_commit(&oid, &revs);
for (i = 0; i < revs.nr; i++)
@@ -958,6 +968,7 @@ struct commit *get_fork_point(const char *refname, struct commit *commit)
cleanup_return:
free_commit_list(bases);
+ free(full_refname);
return ret;
}