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#include "crash-handler.hh"
#include "fmt.hh"
#include <boost/core/demangle.hpp>
#include <exception>
namespace nix {
namespace {
void onTerminate()
{
std::cerr << "Lix crashed. This is a bug. We would appreciate if you report it along with what caused it at https://git.lix.systems/lix-project/lix/issues with the following information included:\n\n";
try {
std::exception_ptr eptr = std::current_exception();
if (eptr) {
std::rethrow_exception(eptr);
} else {
std::cerr << "std::terminate() called without exception\n";
}
} catch (const std::exception & ex) {
std::cerr << "Exception: " << boost::core::demangle(typeid(ex).name()) << ": " << ex.what() << "\n";
} catch (...) {
std::cerr << "Unknown exception! Spooky.\n";
}
std::cerr << "Stack trace:\n";
nix::printStackTrace();
std::abort();
}
}
void registerCrashHandler()
{
// DO NOT use this for signals. Boost stacktrace is very much not
// async-signal-safe, and in a world with ASLR, addr2line is pointless.
//
// If you want signals, set up a minidump system and do it out-of-process.
std::set_terminate(onTerminate);
}
}
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