Lucas de Vries
115 lines
2.4 KiB
C++
115 lines
2.4 KiB
C++
#ifdef BREAKPAD
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#include "client/linux/handler/exception_handler.h"
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static bool dumpCallback(const char* dump_path,
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const char* minidump_id,
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void* context,
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bool succeeded) {
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printf(
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"-- NUCLEAR CRASH DETECTED --\n"
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" Crash dump created at: %s/%s.dmp\n"
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" Please included this file in your bug report.\n"
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"----------------------------\n",
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dump_path, minidump_id);
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return succeeded;
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}
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void initCrashDump() {
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google_breakpad::ExceptionHandler eh("/tmp", NULL, dumpCallback, NULL, true);
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*(int*)0 = 2;
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}
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#else
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#include <stdio.h>
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#include <execinfo.h>
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#include <signal.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <string.h>
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#include "main/logging.h"
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#include "scripts/context_cache.h"
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void signal_basic(int sig) {
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void* btarray[64];
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size_t btsize;
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btsize = backtrace(btarray, 64);
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fprintf(stderr, "Error: caught signal %d:\n", sig);
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backtrace_symbols_fd(btarray, btsize, 2);
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abort();
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}
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void print_trace() {
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void* btarray[64];
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size_t btsize;
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btsize = backtrace(btarray, 64);
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error("\nStack trace:");
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char** symbols = backtrace_symbols(btarray, btsize);
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for(unsigned i = 0; i < btsize; ++i)
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error(" %s", symbols[i]);
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}
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//First try logging the stack trace and the script position
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//that crashed (if applicable). Fall back on basic handler
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//if this does not work.
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void signal_ext(int signum, siginfo_t* info, void* arg) {
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signal(SIGSEGV, signal_basic);
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//Trace
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error("\nCaught Segfault at %p", info->si_addr);
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print_trace();
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//Script stack
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error("");
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scripts::logException();
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abort();
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}
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void exceptionThrown() {
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static bool first_throw = true;
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const char* exceptionText = nullptr;
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//Find the exception to try
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try {
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if(!first_throw) {
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exceptionText = "empty exception";
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}
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else {
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first_throw = false;
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throw; //Haaax
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}
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}
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catch(const char* text) {
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exceptionText = text;
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}
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catch(std::exception const& exc) {
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exceptionText = exc.what();
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}
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catch(...) {
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exceptionText = "unknown exception";
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}
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//Print exception text
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error("\nUnexpected Exception: %s", exceptionText);
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//Trace
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print_trace();
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//Script stack
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error("");
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scripts::logException();
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abort();
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}
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void initCrashDump() {
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struct sigaction act;
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memset(&act, 0, sizeof(struct sigaction));
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sigemptyset(&act.sa_mask);
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act.sa_sigaction = &signal_ext;
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act.sa_flags = SA_SIGINFO;
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sigaction(SIGSEGV, &act, nullptr);
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std::set_terminate(exceptionThrown);
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}
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#endif
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