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66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
/*
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* Copyright (C) 2014 Freie Universitaet Berlin (FUB) and INRIA
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup core_util
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* @{
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*
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* @file crash.c
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* @brief Crash handling functions implementation for 'native' port
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*
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* @author Ludwig Ortmann <ludwig.ortmann@fu-berlin.de>
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* @author Kévin Roussel <Kevin.Roussel@inria.fr>
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*/
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#include <unistd.h>
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#include <signal.h>
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#include <string.h>
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#include <stdio.h>
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#include "crash.h"
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#include "native_internal.h"
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/* "public" variables holding the crash data (look for them in your debugger) */
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char panic_str[80];
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int panic_code;
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/* flag preventing "recursive crash printing loop" */
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static int crashed = 0;
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NORETURN void core_panic(int crash_code, const char *message)
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{
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if (crashed == 0) {
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crashed = 1;
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/* copy the crash data to "long-lived" global variables */
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panic_code = crash_code;
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strncpy(panic_str, message, 80);
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/* try to print panic message to console (if possible) */
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puts("******** SYSTEM FAILURE ********\n");
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puts(message);
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#if DEVELHELP
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puts("******** RIOT HALTS HERE ********\n");
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#else
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puts("******** RIOT WILL REBOOT ********\n");
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#endif
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puts("\n\n");
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}
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dINT();
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#if DEVELHELP
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/* since we're atop an Unix-like platform,
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just use the (developer-)friendly core-dump feature */
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kill(_native_pid, SIGTRAP);
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#else
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(void) reboot(RB_AUTOBOOT);
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#endif
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/* tell the compiler that we won't return from this function
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(even if we actually won't even get here...) */
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UNREACHABLE();
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}
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