combine-diff.c: type sanity

diff --git a/describe.c b/describe.c
index ff65742615cb6862d3699e4f301d671a7eadc2e2..aa3434a4cbfe62563b7621ddd7e72be3adbea1cc 100644 (file)
--- a/describe.c
+++ b/describe.c
@@ -67,7 +67,7 @@ static int get_name(const char *path, const unsigned char *sha1)
         * Otherwise only annotated tags are used.
         */
        if (!strncmp(path, "refs/tags/", 10)) {
-               if (object->type == tag_type)
+               if (object->type == TYPE_TAG)
                        prio = 2;
                else
                        prio = 1;
@@ -105,11 +105,11 @@ static void describe(char *arg, int last_one)
        static int initialized = 0;
        struct commit_name *n;
 
-       if (get_sha1(arg, sha1) < 0)
-               usage(describe_usage);
+       if (get_sha1(arg, sha1))
+               die("Not a valid object name %s", arg);
        cmit = lookup_commit_reference(sha1);
        if (!cmit)
-               usage(describe_usage);
+               die("%s is not a valid '%s' object", arg, commit_type);
 
        if (!initialized) {
                initialized = 1;