Attachment #2811 for bug #1988

Lines 308-314 log_change_level(LogLevel new_log_level) Link Here

(-)a/log.c (-1 / +1 lines)
308	int	308	int
309	log_is_on_stderr(void)	309	log_is_on_stderr(void)
310	{	310	{
311	return log_on_stderr;	311	return log_on_stderr && log_stderr_fd == STDERR_FILENO;
312	}	312	}
313		313
314	/* redirect what would usually get written to stderr to specified file */	314	/* redirect what would usually get written to stderr to specified file */




control_persist_detach(void)
{
	pid_t pid;
	int devnull, keep_stderr;

	debug("%s: backgrounding master process", __func__);


		error("%s: open(\"/dev/null\"): %s", __func__,
		    strerror(errno));
	} else {
		keep_stderr = log_is_on_stderr() && debug_flag;
		if (dup2(devnull, STDIN_FILENO) == -1 ||
		    dup2(devnull, STDOUT_FILENO) == -1 ||
		    (!keep_stderr && dup2(devnull, STDERR_FILENO) == -1))
			error("%s: dup2: %s", __func__, strerror(errno));
		if (devnull > STDERR_FILENO)
			close(devnull);

Return to bug 1988

Lines 1346-1352 static void Link Here

(-)a/ssh.c (-2 / +4 lines)
1346	control_persist_detach(void)	1346	control_persist_detach(void)
1347	{	1347	{
1348	pid_t pid;	1348	pid_t pid;
1349	int devnull;	1349	int devnull, keep_stderr;
1350		1350
1351	debug("%s: backgrounding master process", __func__);	1351	debug("%s: backgrounding master process", __func__);
1352		1352
Lines 1377-1384 control_persist_detach(void) Link Here
1377	error("%s: open(\"/dev/null\"): %s", __func__,	1377	error("%s: open(\"/dev/null\"): %s", __func__,
1378	strerror(errno));	1378	strerror(errno));
1379	} else {	1379	} else {
		1380	keep_stderr = log_is_on_stderr() && debug_flag;
1380	if (dup2(devnull, STDIN_FILENO) == -1 \|\|	1381	if (dup2(devnull, STDIN_FILENO) == -1 \|\|
1381	dup2(devnull, STDOUT_FILENO) == -1)	1382	dup2(devnull, STDOUT_FILENO) == -1 \|\|
		1383	(!keep_stderr && dup2(devnull, STDERR_FILENO) == -1))
1382	error("%s: dup2: %s", __func__, strerror(errno));	1384	error("%s: dup2: %s", __func__, strerror(errno));
1383	if (devnull > STDERR_FILENO)	1385	if (devnull > STDERR_FILENO)
1384	close(devnull);	1386	close(devnull);