/* Set the disposition of SIG to SIG_IGN. Copyright (C) 1998, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998. 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> #define __need_NULL #include <stddef.h> #include <signal.h> #include <string.h> /* For the real memset prototype. */ libc_hidden_proto(sigaction) int sigignore (sig) int sig; { struct sigaction act; act.sa_handler = SIG_IGN; if (__sigemptyset (&act.sa_mask) < 0) return -1; act.sa_flags = 0; return sigaction (sig, &act, NULL); }