12     memset(buffer, 0, 
sizeof(buffer));
 
   13     const int calls = backtrace(buffer, 
sizeof(buffer) / 
sizeof(
void*));
 
   15     printf(
"Oooh I'm gonna die. Good luck!\n\n");
 
   16     backtrace_symbols_fd(buffer, calls, 1);
 
void dump_trace()
Dump a backtrace if there is a segfault. 
 
Define common buffer sizes. 
 
#define BIG_BUF_SIZE
Bigger fixed-size buffers.