1178825Sdfr/*
2233294Sstas * Copyright (c) 1997 - 2007 Kungliga Tekniska H��gskolan
3233294Sstas * (Royal Institute of Technology, Stockholm, Sweden).
4233294Sstas * All rights reserved.
5178825Sdfr *
6233294Sstas * Redistribution and use in source and binary forms, with or without
7233294Sstas * modification, are permitted provided that the following conditions
8233294Sstas * are met:
9178825Sdfr *
10233294Sstas * 1. Redistributions of source code must retain the above copyright
11233294Sstas *    notice, this list of conditions and the following disclaimer.
12178825Sdfr *
13233294Sstas * 2. Redistributions in binary form must reproduce the above copyright
14233294Sstas *    notice, this list of conditions and the following disclaimer in the
15233294Sstas *    documentation and/or other materials provided with the distribution.
16178825Sdfr *
17233294Sstas * 3. Neither the name of the Institute nor the names of its contributors
18233294Sstas *    may be used to endorse or promote products derived from this software
19233294Sstas *    without specific prior written permission.
20178825Sdfr *
21233294Sstas * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22233294Sstas * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23233294Sstas * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24233294Sstas * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25233294Sstas * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26233294Sstas * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27233294Sstas * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28233294Sstas * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29233294Sstas * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30233294Sstas * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31233294Sstas * SUCH DAMAGE.
32178825Sdfr */
33178825Sdfr
34178825Sdfr#include "iprop.h"
35178825SdfrRCSID("$Id$");
36178825Sdfr
37178825Sdfrsig_atomic_t exit_flag;
38178825Sdfr
39178825Sdfrstatic RETSIGTYPE
40178825Sdfrsigterm(int sig)
41178825Sdfr{
42178825Sdfr    exit_flag = sig;
43178825Sdfr}
44178825Sdfr
45178825Sdfrvoid
46178825Sdfrsetup_signal(void)
47178825Sdfr{
48178825Sdfr#ifdef HAVE_SIGACTION
49178825Sdfr    {
50178825Sdfr	struct sigaction sa;
51178825Sdfr
52178825Sdfr	sa.sa_flags = 0;
53178825Sdfr	sa.sa_handler = sigterm;
54178825Sdfr	sigemptyset(&sa.sa_mask);
55178825Sdfr
56178825Sdfr	sigaction(SIGINT, &sa, NULL);
57178825Sdfr	sigaction(SIGTERM, &sa, NULL);
58178825Sdfr	sigaction(SIGXCPU, &sa, NULL);
59178825Sdfr
60178825Sdfr	sa.sa_handler = SIG_IGN;
61178825Sdfr	sigaction(SIGPIPE, &sa, NULL);
62178825Sdfr    }
63178825Sdfr#else
64178825Sdfr    signal(SIGINT, sigterm);
65178825Sdfr    signal(SIGTERM, sigterm);
66233294Sstas#ifndef NO_SIGXCPU
67178825Sdfr    signal(SIGXCPU, sigterm);
68233294Sstas#endif
69233294Sstas#ifndef NO_SIGPIPE
70178825Sdfr    signal(SIGPIPE, SIG_IGN);
71178825Sdfr#endif
72233294Sstas#endif
73178825Sdfr}
74