e5e45b5337
2002-12-09 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/syscalls.list: Add __libc_creat and __libc_select aliases. * sysdeps/unix/sysv/linux/sigwaitinfo.c: Define __libc_sigwaitinfo alias. * sysdeps/unix/sysv/linux/sigwait.c: Define __libc_sigwait alias. * sysdeps/unix/sysv/linux/sigsuspend.c: Define __libc_sigsuspend alias. * sysdeps/unix/sysv/linux/poll.c: Define __libc_poll alias. * sysdeps/unix/syscalls.list: Define __libc_select alias. * sysdeps/posix/waitid.c: Define __libc_waitid alias. * sysdeps/posix/sigpause.c: Define __libc_sigpause and __libc___xpg_sigpause aliases. * sysdeps/generic/pselect.c: Define __libc_pselect alias. * misc/error.c: Remove use of USE_IN_LIBIO.
69 lines
2.2 KiB
C
69 lines
2.2 KiB
C
/* Copyright (C) 1991,92,94-98,2000,02 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 <stddef.h> /* For NULL. */
|
|
|
|
#include <sigset-cvt-mask.h>
|
|
|
|
/* Set the mask of blocked signals to MASK,
|
|
wait for a signal to arrive, and then restore the mask. */
|
|
int
|
|
__sigpause (int sig_or_mask, int is_sig)
|
|
{
|
|
sigset_t set;
|
|
|
|
if (is_sig != 0)
|
|
{
|
|
/* The modern X/Open implementation is requested. */
|
|
if (__sigprocmask (0, NULL, &set) < 0
|
|
/* Yes, we call `sigdelset' and not `__sigdelset'. */
|
|
|| __sigdelset (&set, sig_or_mask) < 0)
|
|
return -1;
|
|
}
|
|
else if (sigset_set_old_mask (&set, sig_or_mask) < 0)
|
|
return -1;
|
|
|
|
return __sigsuspend (&set);
|
|
}
|
|
libc_hidden_def (__sigpause)
|
|
|
|
/* We have to provide a default version of this function since the
|
|
standards demand it. The version which is a bit more reasonable is
|
|
the BSD version. So make this the default. */
|
|
int
|
|
__default_sigpause (int mask)
|
|
{
|
|
return __sigpause (mask, 0);
|
|
}
|
|
#undef sigpause
|
|
weak_alias (__default_sigpause, sigpause)
|
|
strong_alias (__default_sigpause, __libc_sigpause)
|
|
|
|
|
|
/* We have to provide a default version of this function since the
|
|
standards demand it. The version which is a bit more reasonable is
|
|
the BSD version. So make this the default. */
|
|
int
|
|
__xpg_sigpause (int sig)
|
|
{
|
|
return __sigpause (sig, 1);
|
|
}
|
|
strong_alias (__xpg_sigpause, __libc___xpg_sigpause)
|