sysdeps/unix/sysv/linux/sigwaitinfo.c

   1 /* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Library General Public License as
   6    published by the Free Software Foundation; either version 2 of the
   7    License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Library General Public License for more details.
  13
  14    You should have received a copy of the GNU Library General Public
  15    License along with the GNU C Library; see the file COPYING.LIB.  If not,
  16    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17    Boston, MA 02111-1307, USA.  */
  18
  19 #include <signal.h>
  20 #define __need_NULL
  21 #include <stddef.h>
  22
  23 extern int __syscall_rt_sigtimedwait (const sigset_t *, siginfo_t *,
  24                                       const struct timespec *, size_t);
  25
  26
  27 /* Return any pending signal or wait for one for the given time.  */
  28 int
  29 __sigwaitinfo (set, info)
  30      const sigset_t *set;
  31      siginfo_t *info;
  32 {
  33   /* XXX The size argument hopefully will have to be changed to the
  34      real size of the user-level sigset_t.  */
  35   return __syscall_rt_sigtimedwait (set, info, NULL, _NSIG / 8);
  36 }
  37 weak_alias (__sigwaitinfo, sigwaitinfo)