libposix: fix signals when no realtime signal is supported

2017-05-26 00:27:48 +02:00 · 2017-05-26 00:27:48 +02:00 · ac9969dadd
parent 439326fa1f
commit ac9969dadd
1 changed files with 2 additions and 1 deletions
--- a/sys/src/lib/posix/signals.c
+++ b/sys/src/lib/posix/signals.c
@ -207,7 +207,8 @@ static PosixSignalDisposition
 default_signal_disposition(int code)
 {
 	// see http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/signal.h.html
-	if(code >= __sigrtmin || code <= __sigrtmin)
+	if(__sigrtmin != 0 && __sigrtmax != 0
+	&&(code >= __sigrtmin || code <= __sigrtmax))
 		return TerminateTheProcess;

 	switch(__code_to_signal_map[code]){