Git 1.7.7.6

[git.git] / commit.c

diff --git a/commit.c b/commit.c
index 97b43279cdf46159462d5f56abc20f2161f4c7ea..9f4cc636dd74e99a1311500e15501bdb4875cb9d 100644 (file)
--- a/commit.c
+++ b/commit.c
@@ -39,6 +39,18 @@ struct commit *lookup_commit_reference(const unsigned char *sha1)
        return lookup_commit_reference_gently(sha1, 0);
 }
 
+struct commit *lookup_commit_or_die(const unsigned char *sha1, const char *ref_name)
+{
+       struct commit *c = lookup_commit_reference(sha1);
+       if (!c)
+               die(_("could not parse %s"), ref_name);
+       if (hashcmp(sha1, c->object.sha1)) {
+               warning(_("%s %s is not a commit!"),
+                       ref_name, sha1_to_hex(sha1));
+       }
+       return c;
+}
+
 struct commit *lookup_commit(const unsigned char *sha1)
 {
        struct object *obj = lookup_object(sha1);