/*
 * Copyright 2001 Sun Microsystems, Inc. ALL RIGHTS RESERVED
 * Use of this software is authorized pursuant to the
 * terms of the license found at
 * http://developers.sun.com/berkeley_license.html
 */

#include <stdio.h>
#include <unistd.h>
#include <signal.h>

void handler(sig)
{
  char buffer[64];

  sprintf(buffer, "/usr/proc/bin/pstack %d\n", (int)getpid());
  system(buffer);
  exit(1);
}

static void sub2(int *p)
{
  int i;

  i = *p;
}

static void sub(int *p)
{
  sub2(p);
}

main()
{
  int *p=NULL;

  sigset(SIGSEGV, handler);

  sub(p);
}