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authorUlrich Drepper <drepper@redhat.com>2002-12-14 19:49:13 +0000
committerUlrich Drepper <drepper@redhat.com>2002-12-14 19:49:13 +0000
commit9d263d72848fb561e104a21da3ffccf791078f2a (patch)
treea4004b7cacfaf715a38199cdbb0c4114677c5508 /nptl/sysdeps/unix/sysv/linux/sigtimedwait.c
parent36b3f3eb117f2923b1080a22f748e4a6cd63de73 (diff)
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Update.
2002-12-14  Jakub Jelinek  <jakub@redhat.com>

	* dirent/bug-readdir1.c: Include unistd.h.
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/sigtimedwait.c')
-rw-r--r--nptl/sysdeps/unix/sysv/linux/sigtimedwait.c62
1 files changed, 62 insertions, 0 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/sigtimedwait.c b/nptl/sysdeps/unix/sysv/linux/sigtimedwait.c
new file mode 100644
index 0000000000..90f739c9b9
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/linux/sigtimedwait.c
@@ -0,0 +1,62 @@
+/* Copyright (C) 1997, 1998, 2000, 2002 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 <sysdep.h>
+#include <sys/syscall.h>
+#include <bp-checks.h>
+#include <nptl/pthreadP.h>
+#include <tls.h>
+
+extern int __syscall_rt_sigtimedwait (const sigset_t *__unbounded, siginfo_t *__unbounded,
+				      const struct timespec *__unbounded, size_t);
+
+
+/* Return any pending signal or wait for one for the given time.  */
+int
+__sigtimedwait (set, info, timeout)
+     const sigset_t *set;
+     siginfo_t *info;
+     const struct timespec *timeout;
+{
+#ifndef NOT_IN_libc
+  if (__builtin_expect (THREAD_GETMEM (THREAD_SELF,
+				       header.data.multiple_threads) == 0, 1))
+    /* XXX The size argument hopefully will have to be changed to the
+       real size of the user-level sigset_t.  */
+    return INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
+			   CHECK_1 (info), timeout, _NSIG / 8);
+
+  int oldtype = LIBC_CANCEL_ASYNC ();
+#endif
+
+  /* XXX The size argument hopefully will have to be changed to the
+     real size of the user-level sigset_t.  */
+  int result = INLINE_SYSCALL (rt_sigtimedwait, 4, CHECK_SIGSET (set),
+			       CHECK_1 (info), timeout, _NSIG / 8);
+
+#ifndef NOT_IN_libc
+  LIBC_CANCEL_RESET (oldtype);
+#endif
+
+  return result;
+}
+libc_hidden_def (__sigtimedwait)
+weak_alias (__sigtimedwait, sigtimedwait)