builtin-commit: fix reflog message generation

Instead of strdup()ing, we can just reuse the buffer in which the
commit message is stored, and which is supposed to hold the reflog
message anyway.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Johannes Schindelin 2007-11-08 12:15:26 +00:00 committed by Junio C Hamano
parent e97c9ad96b
commit 741707b1e2

View File

@ -488,7 +488,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
int header_len, parent_count = 0;
struct strbuf sb;
const char *index_file, *reflog_msg;
char *nl, *header_line;
char *nl;
unsigned char commit_sha1[20];
struct ref_lock *ref_lock;
@ -585,12 +585,13 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
0);
nl = strchr(sb.buf + header_len, '\n');
header_line = xstrndup(sb.buf + header_len,
nl - (sb.buf + header_len));
strbuf_release(&sb);
strbuf_addf(&sb, "%s: %s\n", reflog_msg, header_line);
strbuf_addch(&sb, '\0');
free(header_line);
if (nl)
strbuf_setlen(&sb, nl + 1 - sb.buf);
else
strbuf_addch(&sb, '\n');
strbuf_remove(&sb, 0, header_len);
strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg));
strbuf_insert(&sb, strlen(reflog_msg), ": ", 2);
if (!ref_lock)
die("cannot lock HEAD ref");