#include "builtin.h"
static const char git_update_ref_usage[] =
-"git-update-ref [-m <reason>] (-d <refname> <value> | <refname> <value> [<oldval>])";
+"git-update-ref [-m <reason>] (-d <refname> <value> | [--no-deref] <refname> <value> [<oldval>])";
int cmd_update_ref(int argc, const char **argv, const char *prefix)
{
const char *refname=NULL, *value=NULL, *oldval=NULL, *msg=NULL;
struct ref_lock *lock;
unsigned char sha1[20], oldsha1[20];
- int i, delete;
+ int i, delete, ref_flags;
delete = 0;
- setup_ident();
+ ref_flags = 0;
git_config(git_default_config);
for (i = 1; i < argc; i++) {
delete = 1;
continue;
}
+ if (!strcmp("--no-deref", argv[i])) {
+ ref_flags |= REF_NODEREF;
+ continue;
+ }
if (!refname) {
refname = argv[i];
continue;
if (oldval && *oldval && get_sha1(oldval, oldsha1))
die("%s: not a valid old SHA1", oldval);
- lock = lock_any_ref_for_update(refname, oldval ? oldsha1 : NULL);
+ lock = lock_any_ref_for_update(refname, oldval ? oldsha1 : NULL, ref_flags);
if (!lock)
- return 1;
+ die("%s: cannot lock the ref", refname);
if (write_ref_sha1(lock, sha1, msg) < 0)
- return 1;
-
- /* write_ref_sha1 always unlocks the ref, no need to do it explicitly */
+ die("%s: cannot update the ref", refname);
return 0;
}