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authorRoland McGrath <roland@gnu.org>2006-07-31 05:58:51 +0000
committerRoland McGrath <roland@gnu.org>2006-07-31 05:58:51 +0000
commitb894c2ea7e9dbf9d777555a2e1a917f5abcbb550 (patch)
tree2329d7803837f09fe25bd3471fa38dc86568598c /sysdeps/unix/sysv/linux/sigsuspend.c
parentb32e6700d0a114c0132bd94cc1b49332a364dc8c (diff)
* sysdeps/unix/sysv/linux/ia64/sigsuspend.c: File removed.cvs/fedora-glibc-20060731T0706
* sysdeps/unix/sysv/linux/x86_64/sigsuspend.c: File removed. * sysdeps/unix/sysv/linux/s390/s390-64/sigsuspend.c: File removed. * sysdeps/unix/sysv/linux/sparc/sparc64/sigsuspend.c: File removed. * sysdeps/unix/sysv/linux/not-cancel.h (pause_not_cancel): New macro. (nanosleep_not_cancel): New macro. (sigsuspend_not_cancel): new macro. * sysdeps/unix/sysv/linux/sigsuspend.c [__ASSUME_REALTIME_SIGNALS] (do_sigsuspend): Define as inline. (__sigsuspend): Always use do_sigsuspend. [! NO_CANCELLATION] (__sigsuspend_nocancel): New function. * include/signal.h: Declare __sigsuspend_nocancel. * sysdeps/posix/pause.c [! NO_CANCELLATION] (__pause_nocancel): New function. * include/unistd.h (__pause_nocancel): Add attribute_hidden. * include/time.h (__nanosleep_nocancel): Likewise.
Diffstat (limited to 'sysdeps/unix/sysv/linux/sigsuspend.c')
-rw-r--r--sysdeps/unix/sysv/linux/sigsuspend.c29
1 files changed, 15 insertions, 14 deletions
diff --git a/sysdeps/unix/sysv/linux/sigsuspend.c b/sysdeps/unix/sysv/linux/sigsuspend.c
index 7b9b60911b..adbdfddfdb 100644
--- a/sysdeps/unix/sysv/linux/sigsuspend.c
+++ b/sysdeps/unix/sysv/linux/sigsuspend.c
@@ -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