Added backtrace support

This commit is contained in:
OM 2023-05-23 15:25:56 +02:00
parent 312332ac5e
commit 0477224085

View file

@ -20,6 +20,7 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
#include <signal.h>
#include <execinfo.h>
#include "../qcommon/q_shared.h"
#include "../qcommon/qcommon.h"
@ -33,29 +34,36 @@ void Sys_Exit(int); // bk010104 - abstraction
static void signal_handler(int sig) // bk010104 - replace this... (NOTE TTimo huh?)
{
if (signalcaught)
{
printf("DOUBLE SIGNAL FAULT: Received signal %d, exiting...\n", sig);
Sys_Exit(1); // bk010104 - abstraction
}
void* arr[20];
size_t size;
signalcaught = qtrue;
printf("Received signal %d, exiting...\n", sig);
// get void*'s for all entries on the stack
size = backtrace(arr, sizeof(arr) / sizeof(arr[0]));
if (signalcaught)
{
printf("DOUBLE SIGNAL FAULT: Received signal %d, exiting...\n", sig);
Sys_Exit(1); // bk010104 - abstraction
}
signalcaught = qtrue;
printf("Received signal %d, exiting...\n", sig);
backtrace_symbols_fd(arr, size, STDERR_FILENO);
#ifndef DEDICATED
GLimp_Shutdown(); // bk010104 - shouldn't this be CL_Shutdown
GLimp_Shutdown(); // bk010104 - shouldn't this be CL_Shutdown
#endif
Sys_Exit(0); // bk010104 - abstraction NOTE TTimo send a 0 to avoid DOUBLE SIGNAL FAULT
Sys_Exit(0); // bk010104 - abstraction NOTE TTimo send a 0 to avoid DOUBLE SIGNAL FAULT
}
void InitSig(void)
{
signal(SIGHUP, signal_handler);
signal(SIGQUIT, signal_handler);
signal(SIGILL, signal_handler);
signal(SIGTRAP, signal_handler);
signal(SIGIOT, signal_handler);
signal(SIGBUS, signal_handler);
signal(SIGFPE, signal_handler);
signal(SIGSEGV, signal_handler);
signal(SIGTERM, signal_handler);
signal(SIGHUP, signal_handler);
signal(SIGQUIT, signal_handler);
signal(SIGILL, signal_handler);
signal(SIGTRAP, signal_handler);
signal(SIGIOT, signal_handler);
signal(SIGBUS, signal_handler);
signal(SIGFPE, signal_handler);
signal(SIGSEGV, signal_handler);
signal(SIGTERM, signal_handler);
}