/* Copyright (C) 1991, 1994-1998, 2001-2002 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> #include "sigset-cvt-mask.h" /* Block signals in MASK, returning the old mask. */ int __sigblock (int mask) { sigset_t set, oset; if (sigset_set_old_mask (&set, mask) < 0) return -1; if (__sigprocmask (SIG_BLOCK, &set, &oset) < 0) return -1; return sigset_get_old_mask (&oset); } strong_alias (__sigblock, sigblock)