stacktrace/example/debug_function.cpp
2019-01-12 22:15:16 +03:00

34 lines
796 B
C++

// Copyright Antony Polukhin, 2016-2019.
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//[getting_started_debug_function
#include <signal.h> // ::signal
#include <boost/stacktrace/frame.hpp>
#include <iostream> // std::cerr
#include <cstdlib> // std::exit
void print_signal_handler_and_exit() {
typedef void(*function_t)(int);
function_t old_signal_function = ::signal(SIGSEGV, SIG_DFL);
boost::stacktrace::frame f(old_signal_function);
std::cout << f << std::endl;
std::exit(0);
}
//]
void my_signal_handler(int /*signum*/) {
std::exit(1);
}
int main() {
::signal(SIGSEGV, &my_signal_handler);
print_signal_handler_and_exit();
}