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libsyslog: avoid opening+connecting to syslogd when LOG_NLOG 

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>
This commit is contained in:
Joachim Wiberg 2022-08-01 11:16:55 +02:00
parent 4c39bfeccb
commit 221ae0abe0
1 changed files with 9 additions and 9 deletions
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18
src/syslog.c
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@ -221,7 +221,7 @@ vsyslogp_r(int pri, struct syslog_data *data, const char *msgid,
char dbuf[30];
struct iovec iov[8]; /* date/time + prog + [ + pid + ]: + fmt + crlf */
int iovcnt = 0;
int opened;
int opened = 0;
#define INTERNALLOG LOG_ERR|LOG_CONS|LOG_PERROR|LOG_PID
/* Check for invalid bits. */
@ -484,14 +484,6 @@ output:
(void)writev(STDERR_FILENO, iov, iovcnt + 1);
}
/* Get connected, output the message to the local logger. */
if (data == &sdata)
mutex_lock(&syslog_mutex);
opened = !data->log_opened;
if (opened)
openlog_unlocked_r(data->log_tag, data->log_stat, 0, data);
connectlog_r(data);
/* Don't write to system log, instead use fd in log_file */
if (data->log_stat & LOG_NLOG) {
iov[iovcnt].iov_base = __UNCONST(CRLF + 1);
@ -500,6 +492,14 @@ output:
goto done;
}
/* Get connected, output the message to the local logger. */
if (data == &sdata)
mutex_lock(&syslog_mutex);
opened = !data->log_opened;
if (opened)
openlog_unlocked_r(data->log_tag, data->log_stat, 0, data);
connectlog_r(data);
/* Log to stdout, usually for debugging syslogp() API */
if (data->log_stat & LOG_STDOUT) {
strlcat(tbuf, "\n", sizeof(tbuf));