diff options
Diffstat (limited to 'refs.c')
| -rw-r--r-- | refs.c | 39 |
1 files changed, 31 insertions, 8 deletions
@@ -1246,15 +1246,11 @@ int create_symref(const char *ref_target, const char *refs_heads_master, static char *ref_msg(const char *line, const char *endp) { const char *ep; - char *msg; - line += 82; - for (ep = line; ep < endp && *ep != '\n'; ep++) - ; - msg = xmalloc(ep - line + 1); - memcpy(msg, line, ep - line); - msg[ep - line] = 0; - return msg; + ep = memchr(line, '\n', endp - line); + if (!ep) + ep = endp; + return xmemdupz(line, ep - line); } int read_ref_at(const char *ref, unsigned long at_time, int cnt, unsigned char *sha1, char **msg, unsigned long *cutoff_time, int *cutoff_tz, int *cutoff_cnt) @@ -1455,3 +1451,30 @@ int for_each_reflog(each_ref_fn fn, void *cb_data) { return do_for_each_reflog("", fn, cb_data); } + +int update_ref(const char *action, const char *refname, + const unsigned char *sha1, const unsigned char *oldval, + int flags, enum action_on_err onerr) +{ + static struct ref_lock *lock; + lock = lock_any_ref_for_update(refname, oldval, flags); + if (!lock) { + const char *str = "Cannot lock the ref '%s'."; + switch (onerr) { + case MSG_ON_ERR: error(str, refname); break; + case DIE_ON_ERR: die(str, refname); break; + case QUIET_ON_ERR: break; + } + return 1; + } + if (write_ref_sha1(lock, sha1, action) < 0) { + const char *str = "Cannot update the ref '%s'."; + switch (onerr) { + case MSG_ON_ERR: error(str, refname); break; + case DIE_ON_ERR: die(str, refname); break; + case QUIET_ON_ERR: break; + } + return 1; + } + return 0; +} |