| /*! \file panic.c |
| * Routines for panic handling. */ |
| /* |
| * (C) 2010 by Sylvain Munaut <tnt@246tNt.com> |
| * |
| * All Rights Reserved |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program 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 General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| */ |
| |
| /*! \addtogroup utils |
| * @{ |
| * \file panic.c */ |
| |
| #include <osmocom/core/panic.h> |
| //#include <osmocom/core/backtrace.h> |
| |
| //#include "../config.h" |
| |
| |
| static osmo_panic_handler_t osmo_panic_handler = (void*)0; |
| |
| |
| #ifndef PANIC_INFLOOP |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| static void osmo_panic_default(const char *fmt, va_list args) |
| { |
| vfprintf(stderr, fmt, args); |
| //osmo_generate_backtrace(); |
| abort(); |
| } |
| |
| #else |
| |
| static void osmo_panic_default(const char *fmt, va_list args) |
| { |
| while (1); |
| } |
| |
| #endif |
| |
| |
| /*! Terminate the current program with a panic |
| * |
| * You can call this function in case some severely unexpected situation |
| * is detected and the program is supposed to terminate in a way that |
| * reports the fact that it terminates. |
| * |
| * The application can register a panic handler function using \ref |
| * osmo_set_panic_handler. If it doesn't, a default panic handler |
| * function is called automatically. |
| * |
| * The default function on most systems will generate a backtrace and |
| * then abort() the process. |
| */ |
| void osmo_panic(const char *fmt, ...) |
| { |
| va_list args; |
| |
| va_start(args, fmt); |
| |
| if (osmo_panic_handler) |
| osmo_panic_handler(fmt, args); |
| else |
| osmo_panic_default(fmt, args); |
| |
| va_end(args); |
| } |
| |
| |
| /*! Set the panic handler |
| * \param[in] h New panic handler function |
| * |
| * This changes the panic handling function from the currently active |
| * function to a new call-back function supplied by the caller. |
| */ |
| void osmo_set_panic_handler(osmo_panic_handler_t h) |
| { |
| osmo_panic_handler = h; |
| } |
| |
| /*! @} */ |