4 * Copyright (C) 2001-2003 FhG Fokus
6 * This file is part of ser, a free SIP server.
8 * ser is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version
13 * For a license to use the ser software under conditions
14 * other than those described here, or to purchase support for this
15 * software, please contact iptel.org by e-mail at the following addresses:
18 * ser is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
23 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
32 * 2005-10-05 split from main.c (andrei)
37 * \brief SIP-router core ::
46 #include <string.h> /* memset */
49 void (*set_sig_h(int sig, void (*handler) (int) ))(int)
54 memset(&act, 0, sizeof(act));
55 act.sa_handler=handler;
57 sigemptyset(&act.sa_mask);
60 /* sa_sigaction not set, we use sa_hanlder instead */
61 return (sigaction (sig, &act, &old)==-1)?SIG_ERR:old.sa_handler;