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

/* Copyright (C) 1997-2000, 2003, 2012 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Written by Jes Sorensen, <Jes.Sorensen@cern.ch>, April 1999.

   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>

/* Get and/or change the set of blocked signals.  */
int
__sigprocmask (how, set, oset)
     int how;
     const sigset_t *set;
     sigset_t *oset;
{

  /* XXX The size argument hopefully will have to be changed to the
     real size of the user-level sigset_t.  */
  return INLINE_SYSCALL (rt_sigprocmask, 4, how, CHECK_SIGSET (set),
			CHECK_SIGSET_NULL_OK (oset), _NSIG / 8);
}
weak_alias (__sigprocmask, sigprocmask)
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	Written by Jes Sorensen, <Jes.Sorensen@cern.ch>, April 1999.
	4
	5	The GNU C Library is free software; you can redistribute it and/or
	6	modify it under the terms of the GNU Lesser General Public
	7	License as published by the Free Software Foundation; either
	8	version 2.1 of the License, or (at your option) any later version.
	9
	10	The GNU C Library is distributed in the hope that it will be useful,
	11	but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	13	Lesser General Public License for more details.
	14
	15	You should have received a copy of the GNU Lesser General Public
	16	License along with the GNU C Library; if not, write to the Free
	17	Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
	18	02111-1307 USA. */
	19
664f8cb9	20	/* Linux/x86_64 only has rt signals, thus we do not even want to try falling
f03fe7f9 UD	21	back to the old style signals as the default Linux handler does. */
	22
	23	#include <errno.h>
	24	#include <signal.h>
	25	#include <unistd.h>
	26
	27	#include <sysdep.h>
	28	#include <sys/syscall.h>
	29	#include <bp-checks.h>
	30
	31	/* Get and/or change the set of blocked signals. */
	32	int
	33	__sigprocmask (how, set, oset)
	34	int how;
	35	const sigset_t *set;
	36	sigset_t *oset;
	37	{
	38
	39	/* XXX The size argument hopefully will have to be changed to the
	40	real size of the user-level sigset_t. */
	41	return INLINE_SYSCALL (rt_sigprocmask, 4, how, CHECK_SIGSET (set),
	42	CHECK_SIGSET_NULL_OK (oset), _NSIG / 8);
	43	}
	44	weak_alias (__sigprocmask, sigprocmask)