/*
* \brief GDB Monitor thread selection and backtrace test
* \author Christian Prochaska
* \date 2011-05-24
*/
/*
* Copyright (C) 2011-2013 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2.
*/
/* Genode includes */
#include
#include
#include
/* libc includes */
#include
class Test_thread : public Genode::Thread<2*4096>
{
public:
Test_thread() : Thread("test") { }
void func()
{
/*
* make sure that the main thread is sleeping in
* Genode::sleep_forever() when the segfault happens
*/
static Timer::Connection timer;
timer.msleep(500);
*(int *)0 = 42;
}
void entry() /* set a breakpoint here to test the 'info threads' command */
{
func();
Genode::sleep_forever();
}
};
/* this function returns a value to make itself appear in the stack trace when building with -O2 */
int func2()
{
/* set the first breakpoint here to test the 'backtrace' command for a
* thread which is not in a syscall */
puts("in func2()\n");
return 0;
}
/* this function returns a value to make itself appear in the stack trace when building with -O2 */
int func1()
{
func2();
return 0;
}
int main(void)
{
Test_thread test_thread;
func1();
test_thread.start();
Genode::sleep_forever();
return 0;
}