diff options
Diffstat (limited to 'builtin-update-ref.c')
| -rw-r--r-- | builtin-update-ref.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/builtin-update-ref.c b/builtin-update-ref.c index 90a3da53a..b34e5987d 100644 --- a/builtin-update-ref.c +++ b/builtin-update-ref.c @@ -3,15 +3,16 @@ #include "builtin.h" static const char git_update_ref_usage[] = -"git-update-ref <refname> <value> [<oldval>] [-m <reason>]"; +"git-update-ref [-m <reason>] (-d <refname> <value> | <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; + int i, delete; + delete = 0; setup_ident(); git_config(git_default_config); @@ -26,6 +27,10 @@ int cmd_update_ref(int argc, const char **argv, const char *prefix) die("Refusing to perform update with \\n in message."); continue; } + if (!strcmp("-d", argv[i])) { + delete = 1; + continue; + } if (!refname) { refname = argv[i]; continue; @@ -44,11 +49,18 @@ int cmd_update_ref(int argc, const char **argv, const char *prefix) if (get_sha1(value, sha1)) die("%s: not a valid SHA1", value); + + if (delete) { + if (oldval) + usage(git_update_ref_usage); + return delete_ref(refname, sha1); + } + hashclr(oldsha1); - if (oldval && get_sha1(oldval, oldsha1)) + 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, 0); + lock = lock_any_ref_for_update(refname, oldval ? oldsha1 : NULL); if (!lock) return 1; if (write_ref_sha1(lock, sha1, msg) < 0) |