#include <execinfo.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>

int main()
{
    int nptrs;
#define BACKTRACE_SIZE 128
    void *buffer[BACKTRACE_SIZE];
    nptrs = backtrace(buffer, BACKTRACE_SIZE);
    printf("backtrace() returned %d addresses\n", nptrs);
    backtrace_symbols_fd(buffer, nptrs, 1);
}