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Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/sigwaitinfo.c')
-rw-r--r--nptl/sysdeps/unix/sysv/linux/sigwaitinfo.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/sigwaitinfo.c b/nptl/sysdeps/unix/sysv/linux/sigwaitinfo.c
new file mode 100644
index 0000000000..f79f4ba366
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/linux/sigwaitinfo.c
@@ -0,0 +1,64 @@
+/* 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>
+#define __need_NULL
+#include <stddef.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
+__sigwaitinfo (set, info)
+ const sigset_t *set;
+ siginfo_t *info;
+{
+#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), NULL, _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), NULL, _NSIG / 8);
+
+#ifndef NOT_IN_libc
+ LIBC_CANCEL_RESET (oldtype);
+#endif
+
+ return result;
+}
+libc_hidden_def (__sigwaitinfo)
+weak_alias (__sigwaitinfo, sigwaitinfo)
+strong_alias (__sigwaitinfo, __libc_sigwaitinfo)