Because it's not safe to store the static-buffer results of
git_path for a long time, we end up formatting the same
filename over and over. We can fix this by using a
function-local strbuf to store the formatted pathname and
avoid repeating ourselves.
Signed-off-by: Jeff King <peff@xxxxxxxx>
---
refs.c | 21 ++++++++++++++-------
1 file changed, 14 insertions(+), 7 deletions(-)
diff --git a/refs.c b/refs.c
index 3666132..61a318f 100644
--- a/refs.c
+++ b/refs.c
@@ -2930,9 +2930,13 @@ out:
static int rename_tmp_log(const char *newrefname)
{
int attempts_remaining = 4;
+ struct strbuf path = STRBUF_INIT;
+ int ret = -1;
retry:
- switch (safe_create_leading_directories_const(git_path("logs/%s", newrefname))) {
+ strbuf_reset(&path);
+ strbuf_git_path(&path, "logs/%s", newrefname);
+ switch (safe_create_leading_directories_const(path.buf)) {
case SCLD_OK:
break; /* success */
case SCLD_VANISHED:
@@ -2941,19 +2945,19 @@ static int rename_tmp_log(const char *newrefname)
/* fall through */
default:
error("unable to create directory for %s", newrefname);
- return -1;
+ goto out;
}
- if (rename(git_path(TMP_RENAMED_LOG), git_path("logs/%s", newrefname))) {
+ if (rename(git_path(TMP_RENAMED_LOG), path.buf)) {
if ((errno==EISDIR || errno==ENOTDIR) && --attempts_remaining > 0) {
/*
* rename(a, b) when b is an existing
* directory ought to result in ISDIR, but
* Solaris 5.8 gives ENOTDIR. Sheesh.
*/
- if (remove_empty_directories(git_path("logs/%s", newrefname))) {
+ if (remove_empty_directories(path.buf)) {
error("Directory not empty: logs/%s", newrefname);
- return -1;
+ goto out;
}
goto retry;
} else if (errno == ENOENT && --attempts_remaining > 0) {
@@ -2966,10 +2970,13 @@ static int rename_tmp_log(const char *newrefname)
} else {
error("unable to move logfile "TMP_RENAMED_LOG" to logs/%s: %s",
newrefname, strerror(errno));
- return -1;
+ goto out;
}
}
- return 0;
+ ret = 0;
+out:
+ strbuf_release(&path);
+ return ret;
}
static int rename_ref_available(const char *oldname, const char *newname)
--
2.5.0.414.g670f2a4
--
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