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Sylvain Munautac3e61a2010-07-25 18:08:54 +02001/* Panic handling */
2/*
3 * (C) 2010 by Sylvain Munaut <tnt@246tNt.com>
4 *
5 * All Rights Reserved
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 */
22
Sylvain Munaut7f6615a2010-11-13 22:47:47 +010023#include <osmocore/gsm_utils.h>
Sylvain Munautac3e61a2010-07-25 18:08:54 +020024#include <osmocore/panic.h>
25
26#include "../config.h"
27
28
29static osmo_panic_handler_t osmo_panic_handler = (void*)0;
30
31
32#ifndef PANIC_INFLOOP
33
34#include <stdio.h>
35#include <stdlib.h>
36
37static void osmo_panic_default(const char *fmt, va_list args)
38{
39 vfprintf(stderr, fmt, args);
Sylvain Munaut7f6615a2010-11-13 22:47:47 +010040 generate_backtrace();
Sylvain Munautac3e61a2010-07-25 18:08:54 +020041 abort();
42}
43
44#else
45
46static void osmo_panic_default(const char *fmt, va_list args)
47{
48 while (1);
49}
50
51#endif
52
53
54void osmo_panic(const char *fmt, ...)
55{
56 va_list args;
57
58 va_start(args, fmt);
59
60 if (osmo_panic_handler)
61 osmo_panic_handler(fmt, args);
62 else
63 osmo_panic_default(fmt, args);
64
65 va_end(args);
66}
67
68
Sylvain Munautc91d17b2010-11-13 18:00:25 +010069void osmo_set_panic_handler(osmo_panic_handler_t h)
Sylvain Munautac3e61a2010-07-25 18:08:54 +020070{
71 osmo_panic_handler = h;
72}
73