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authorJoseph Myers <joseph@codesourcery.com>2012-05-14 14:11:02 +0000
committerJoseph Myers <joseph@codesourcery.com>2012-05-14 14:11:02 +0000
commitffb7875d03e224584fd1e3dc8bb6e90c79ed606e (patch)
tree7735bbae8f840773afe241281ae1184cd956acc8 /sysdeps/unix/sysv/linux/sigsuspend.c
parent1bfb72913bf82781ae232d056991362b2b071800 (diff)
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Remove pre-2.2 Linux kernel support.
Diffstat (limited to 'sysdeps/unix/sysv/linux/sigsuspend.c')
-rw-r--r--sysdeps/unix/sysv/linux/sigsuspend.c33
1 files changed, 1 insertions, 32 deletions
diff --git a/sysdeps/unix/sysv/linux/sigsuspend.c b/sysdeps/unix/sysv/linux/sigsuspend.c
index 30b8b585b1..e1ee87b29f 100644
--- a/sysdeps/unix/sysv/linux/sigsuspend.c
+++ b/sysdeps/unix/sysv/linux/sigsuspend.c
@@ -1,5 +1,4 @@
-/* Copyright (C) 1996,1997,1998,1999,2000,2002,2003,2006
- Free Software Foundation, Inc.
+/* Copyright (C) 1996-2012 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
@@ -27,41 +26,11 @@
#include <kernel-features.h>
-#if !__ASSUME_REALTIME_SIGNALS
-/* The variable is shared between all wrappers around signal handling
- functions which have RT equivalents. The definition is in sigaction.c. */
-extern int __libc_missing_rt_sigs;
-
-
-static int
-do_sigsuspend (const sigset_t *set)
-{
-# ifdef __NR_rt_sigsuspend
- /* First try the RT signals. */
- if (!__libc_missing_rt_sigs)
- {
- /* XXX The size argument hopefully will have to be changed to the
- real size of the user-level sigset_t. */
- int saved_errno = errno;
- int result = INLINE_SYSCALL (rt_sigsuspend, 2,
- CHECK_SIGSET (set), _NSIG / 8);
- if (result >= 0 || errno != ENOSYS)
- return result;
-
- __set_errno (saved_errno);
- __libc_missing_rt_sigs = 1;
- }
-# endif
-
- 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,
wait until a signal arrives, and restore the set of blocked signals. */