Sylvain Munaut | ac3e61a | 2010-07-25 18:08:54 +0200 | [diff] [blame] | 1 | /* 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 | |
Harald Welte | a523d14 | 2011-08-17 16:09:19 +0200 | [diff] [blame] | 23 | /*! \addtogroup utils |
| 24 | * @{ |
| 25 | */ |
| 26 | |
| 27 | /*! \file panic.c */ |
| 28 | |
Pablo Neira Ayuso | 8341934 | 2011-03-22 16:36:13 +0100 | [diff] [blame] | 29 | #include <osmocom/gsm/gsm_utils.h> |
| 30 | #include <osmocom/core/panic.h> |
| 31 | #include <osmocom/core/backtrace.h> |
Sylvain Munaut | ac3e61a | 2010-07-25 18:08:54 +0200 | [diff] [blame] | 32 | |
| 33 | #include "../config.h" |
| 34 | |
| 35 | |
| 36 | static osmo_panic_handler_t osmo_panic_handler = (void*)0; |
| 37 | |
| 38 | |
| 39 | #ifndef PANIC_INFLOOP |
| 40 | |
| 41 | #include <stdio.h> |
| 42 | #include <stdlib.h> |
| 43 | |
| 44 | static void osmo_panic_default(const char *fmt, va_list args) |
| 45 | { |
| 46 | vfprintf(stderr, fmt, args); |
Pablo Neira Ayuso | 619b8b3 | 2011-05-07 12:45:47 +0200 | [diff] [blame] | 47 | osmo_generate_backtrace(); |
Sylvain Munaut | ac3e61a | 2010-07-25 18:08:54 +0200 | [diff] [blame] | 48 | abort(); |
| 49 | } |
| 50 | |
| 51 | #else |
| 52 | |
| 53 | static void osmo_panic_default(const char *fmt, va_list args) |
| 54 | { |
| 55 | while (1); |
| 56 | } |
| 57 | |
| 58 | #endif |
| 59 | |
| 60 | |
Harald Welte | a523d14 | 2011-08-17 16:09:19 +0200 | [diff] [blame] | 61 | /*! \brief Terminate the current program with a panic */ |
Sylvain Munaut | ac3e61a | 2010-07-25 18:08:54 +0200 | [diff] [blame] | 62 | void osmo_panic(const char *fmt, ...) |
| 63 | { |
| 64 | va_list args; |
| 65 | |
| 66 | va_start(args, fmt); |
| 67 | |
| 68 | if (osmo_panic_handler) |
| 69 | osmo_panic_handler(fmt, args); |
| 70 | else |
| 71 | osmo_panic_default(fmt, args); |
| 72 | |
| 73 | va_end(args); |
| 74 | } |
| 75 | |
| 76 | |
Harald Welte | a523d14 | 2011-08-17 16:09:19 +0200 | [diff] [blame] | 77 | /*! \brief Set the panic handler */ |
Sylvain Munaut | c91d17b | 2010-11-13 18:00:25 +0100 | [diff] [blame] | 78 | void osmo_set_panic_handler(osmo_panic_handler_t h) |
Sylvain Munaut | ac3e61a | 2010-07-25 18:08:54 +0200 | [diff] [blame] | 79 | { |
| 80 | osmo_panic_handler = h; |
| 81 | } |
| 82 | |
Harald Welte | de6e498 | 2012-12-06 21:25:27 +0100 | [diff] [blame] | 83 | /*! @} */ |