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Diffstat (limited to 'sysdeps/unix/sysv/linux/sigsuspend.c')
-rw-r--r--sysdeps/unix/sysv/linux/sigsuspend.c35
1 files changed, 18 insertions, 17 deletions
diff --git a/sysdeps/unix/sysv/linux/sigsuspend.c b/sysdeps/unix/sysv/linux/sigsuspend.c
index 0cf8d5083c..adbdfddfdb 100644
--- a/sysdeps/unix/sysv/linux/sigsuspend.c
+++ b/sysdeps/unix/sysv/linux/sigsuspend.c
@@ -1,5 +1,5 @@
-/* Copyright (C) 1996, 1997, 1998, 1999, 2000, 2002, 2003
- Free Software Foundation, Inc.
+/* Copyright (C) 1996,1997,1998,1999,2000,2002,2003,2006
+ Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -25,7 +25,7 @@
#include <sys/syscall.h>
#include <bp-checks.h>
-#include "kernel-features.h"
+#include <kernel-features.h>
#if !__ASSUME_REALTIME_SIGNALS
@@ -56,6 +56,12 @@ do_sigsuspend (const sigset_t *set)
return INLINE_SYSCALL (sigsuspend, 3, 0, 0, set->__val[0]);
}
+#else
+static inline int __attribute__ ((always_inline))
+do_sigsuspend (const sigset_t *set)
+{
+ return INLINE_SYSCALL (rt_sigsuspend, 2, CHECK_SIGSET (set), _NSIG / 8);
+}
#endif
/* Change the set of blocked signals to SET,
@@ -64,19 +70,6 @@ int
__sigsuspend (set)
const sigset_t *set;
{
-#if __ASSUME_REALTIME_SIGNALS
- if (SINGLE_THREAD_P)
- return INLINE_SYSCALL (rt_sigsuspend, 2, CHECK_SIGSET (set), _NSIG / 8);
-
- int oldtype = LIBC_CANCEL_ASYNC ();
-
- int result = INLINE_SYSCALL (rt_sigsuspend, 2, CHECK_SIGSET (set),
- _NSIG / 8);
-
- LIBC_CANCEL_RESET (oldtype);
-
- return result;
-#else
if (SINGLE_THREAD_P)
return do_sigsuspend (set);
@@ -87,8 +80,16 @@ __sigsuspend (set)
LIBC_CANCEL_RESET (oldtype);
return result;
-#endif
}
libc_hidden_def (__sigsuspend)
weak_alias (__sigsuspend, sigsuspend)
strong_alias (__sigsuspend, __libc_sigsuspend)
+
+#ifndef NO_CANCELLATION
+int
+__sigsuspend_nocancel (set)
+ const sigset_t *set;
+{
+ return do_sigsuspend (set);
+}
+#endif