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builtin-commit: fix reflog message generation

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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
1 changed files with 8 additions and 7 deletions
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15
builtin-commit.c
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@ -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");