tag: die when listing missing or corrupt objects

[git.git] / refs.c

diff --git a/refs.c b/refs.c
index e3c05110e58ca5684f9c43b1e1a5eb2587c96828..4c1fd470dd645cd28132efb6290e25cd5f734215 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -451,7 +451,7 @@ int resolve_gitlink_ref(const char *path, const char *refname, unsigned char *re
        memcpy(gitdir + len, "/.git", 6);
        len += 5;
 
-       tmp = read_gitfile_gently(gitdir);
+       tmp = read_gitfile(gitdir);
        if (tmp) {
                free(gitdir);
                len = strlen(tmp);
@@ -837,7 +837,7 @@ int for_each_rawref(each_ref_fn fn, void *cb_data)
 
 static inline int bad_ref_char(int ch)
 {
-       if (((unsigned) ch) <= ' ' ||
+       if (((unsigned) ch) <= ' ' || ch == 0x7f ||
            ch == '~' || ch == '^' || ch == ':' || ch == '\\')
                return 1;
        /* 2.13 Pattern Matching Notation */
@@ -1451,7 +1451,7 @@ int write_ref_sha1(struct ref_lock *lock,
        }
        o = parse_object(sha1);
        if (!o) {
-               error("Trying to write ref %s with nonexistant object %s",
+               error("Trying to write ref %s with nonexistent object %s",
                        lock->ref_name, sha1_to_hex(sha1));
                unlock_ref(lock);
                return -1;
@@ -1826,6 +1826,12 @@ int update_ref(const char *action, const char *refname,
        return 0;
 }
 
+int ref_exists(char *refname)
+{
+       unsigned char sha1[20];
+       return !!resolve_ref(refname, sha1, 1, NULL);
+}
+
 struct ref *find_ref_by_name(const struct ref *list, const char *name)
 {
        for ( ; list; list = list->next)