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Diffstat (limited to 'sysdeps/unix/sysv/linux/sparc/sparc64/pause.c')
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc64/pause.c48
1 files changed, 47 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/pause.c b/sysdeps/unix/sysv/linux/sparc/sparc64/pause.c
index 2ec5bd39ad..40fab28d47 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc64/pause.c
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/pause.c
@@ -1 +1,47 @@
-#include <sysdeps/posix/pause.c>
+/* pause -- suspend the process until a signal arrives. POSIX.1 version.
+ Copyright (C) 2003 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
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <errno.h>
+#include <signal.h>
+#include <unistd.h>
+#include <sysdep-cancel.h>
+
+#include <sysdep.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+
+/* Suspend the process until a signal arrives.
+ This always returns -1 and sets errno to EINTR. */
+int
+__libc_pause (void)
+{
+ sigset_t set;
+
+ __sigemptyset (&set);
+ INLINE_SYSCALL (rt_sigprocmask, 4, SIG_BLOCK, CHECK_SIGSET (NULL),
+ CHECK_SIGSET_NULL_OK (&set), _NSIG / 8);
+
+ /* pause is a cancellation point, but so is sigsuspend.
+ So no need for anything special here. */
+
+ return __sigsuspend (&set);
+}
+weak_alias (__libc_pause, pause)
+
+LIBC_CANCEL_HANDLED (); /* sigsuspend handles our cancellation. */