Show a ruby backtrace on a native code crash

extensions.cpp

#include "extensions.h"

#include <QCoreApplication>
#include <kdemacros.h>
#include <stdlib.h>
#include <stdio.h>
#include <signal.h>
#include <ruby.h>

Extensions::Extensions(QObject* parent)
: QObject(parent) { }

static void init() 
{
    Extensions* ext = new Extensions(QCoreApplication::instance());
    ext->setObjectName("kaya extensions");
}

static void crash_handler(int signum)
{
    rb_raise(rb_eException, "Native code crash!");
}

extern "C" KDE_EXPORT void Init_extensions() {
    init();
    signal(SIGSEGV, crash_handler);
}