[thirdparty/glibc.git] / sysdeps / unix / sysv / linux / x86_64 / sigpending.c

/* Copyright (C) 1997-2000, 2003, 2012 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.  */

/* Linux/x86_64 only has rt signals, thus we do not even want to try falling
   back to the old style signals as the default Linux handler does. */

#include <errno.h>
#include <signal.h>
#include <unistd.h>

#include <sysdep.h>
#include <sys/syscall.h>
#include <bp-checks.h>

/* Change the set of blocked signals to SET,
   wait until a signal arrives, and restore the set of blocked signals.  */
int
sigpending (set)
     sigset_t *set;
{
  /* XXX The size argument hopefully will have to be changed to the
     real size of the user-level sigset_t.  */
  return INLINE_SYSCALL (rt_sigpending, 2, CHECK_SIGSET (set), _NSIG / 8);
}
Commit	Line	Data
f03fe7f9 UD	1	/* Copyright (C) 1997-2000, 2003, 2012 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 Lesser General Public
	6	License as published by the Free Software Foundation; either
	7	version 2.1 of the 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	Lesser General Public License for more details.
	13
	14	You should have received a copy of the GNU Lesser General Public
	15	License along with the GNU C Library; if not, write to the Free
	16	Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
	17	02111-1307 USA. */
	18
664f8cb9	19	/* Linux/x86_64 only has rt signals, thus we do not even want to try falling
f03fe7f9 UD	20	back to the old style signals as the default Linux handler does. */
	21
	22	#include <errno.h>
	23	#include <signal.h>
	24	#include <unistd.h>
	25
	26	#include <sysdep.h>
	27	#include <sys/syscall.h>
	28	#include <bp-checks.h>
	29
	30	/* Change the set of blocked signals to SET,
	31	wait until a signal arrives, and restore the set of blocked signals. */
	32	int
	33	sigpending (set)
	34	sigset_t *set;
	35	{
	36	/* XXX The size argument hopefully will have to be changed to the
	37	real size of the user-level sigset_t. */
	38	return INLINE_SYSCALL (rt_sigpending, 2, CHECK_SIGSET (set), _NSIG / 8);
	39	}