svn commit: r204307 - head/lib/libc/gen
Konstantin Belousov
kib at FreeBSD.org
Thu Feb 25 13:51:12 UTC 2010
Author: kib
Date: Thu Feb 25 13:51:11 2010
New Revision: 204307
URL: http://svn.freebsd.org/changeset/base/204307
Log:
Make pause(3) implementation not depended on the legacy sigcompat.c
interfaces. Do not block rt signals during and after pause(3) calls.
Use private libc namespace to call proper methods.
MFC after: 1 week
Modified:
head/lib/libc/gen/pause.c
Modified: head/lib/libc/gen/pause.c
==============================================================================
--- head/lib/libc/gen/pause.c Thu Feb 25 13:28:05 2010 (r204306)
+++ head/lib/libc/gen/pause.c Thu Feb 25 13:51:11 2010 (r204307)
@@ -33,8 +33,10 @@ static char sccsid[] = "@(#)pause.c 8.1
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
+#include "namespace.h"
#include <signal.h>
#include <unistd.h>
+#include "un-namespace.h"
/*
* Backwards compatible pause.
@@ -42,7 +44,11 @@ __FBSDID("$FreeBSD$");
int
__pause(void)
{
- return sigpause(sigblock(0L));
+ sigset_t oset;
+
+ if (_sigprocmask(SIG_BLOCK, NULL, &oset) == -1)
+ return (-1);
+ return (_sigsuspend(&oset));
}
__weak_reference(__pause, pause);
__weak_reference(__pause, _pause);
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