diff options
| -rw-r--r-- | builtin-update-ref.c | 2 | ||||
| -rw-r--r-- | refs.c | 39 |
2 files changed, 23 insertions, 18 deletions
diff --git a/builtin-update-ref.c b/builtin-update-ref.c index b34e5987dd..f2506fa976 100644 --- a/builtin-update-ref.c +++ b/builtin-update-ref.c @@ -23,8 +23,6 @@ int cmd_update_ref(int argc, const char **argv, const char *prefix) msg = argv[++i]; if (!*msg) die("Refusing to perform update with empty message."); - if (strchr(msg, '\n')) - die("Refusing to perform update with \\n in message."); continue; } if (!strcmp("-d", argv[i])) { @@ -925,6 +925,7 @@ static int log_ref_write(struct ref_lock *lock, { int logfd, written, oflags = O_APPEND | O_WRONLY; unsigned maxlen, len; + int msglen; char *logrec; const char *committer; @@ -958,24 +959,30 @@ static int log_ref_write(struct ref_lock *lock, lock->log_file, strerror(errno)); } - committer = git_committer_info(-1); + msglen = 0; if (msg) { - maxlen = strlen(committer) + strlen(msg) + 2*40 + 5; - logrec = xmalloc(maxlen); - len = snprintf(logrec, maxlen, "%s %s %s\t%s\n", - sha1_to_hex(lock->old_sha1), - sha1_to_hex(sha1), - committer, - msg); - } - else { - maxlen = strlen(committer) + 2*40 + 4; - logrec = xmalloc(maxlen); - len = snprintf(logrec, maxlen, "%s %s %s\n", - sha1_to_hex(lock->old_sha1), - sha1_to_hex(sha1), - committer); + /* clean up the message and make sure it is a single line */ + for ( ; *msg; msg++) + if (!isspace(*msg)) + break; + if (*msg) { + const char *ep = strchr(msg, '\n'); + if (ep) + msglen = ep - msg; + else + msglen = strlen(msg); + } } + + committer = git_committer_info(-1); + maxlen = strlen(committer) + msglen + 100; + logrec = xmalloc(maxlen); + len = sprintf(logrec, "%s %s %s\n", + sha1_to_hex(lock->old_sha1), + sha1_to_hex(sha1), + committer); + if (msglen) + len += sprintf(logrec + len - 1, "\t%.*s\n", msglen, msg) - 1; written = len <= maxlen ? write_in_full(logfd, logrec, len) : -1; free(logrec); close(logfd); |