/*----------------------------------------------------------------*/
/* trap01.c  assert/abort test   Keven Miller 03/17/2011          */
/*----------------------------------------------------------------*/
#ifdef  __mpexl
#pragma list off
#endif
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <assert.h>
#include <setjmp.h>

int   test;
jmp_buf  trpbuf;

void trapsig (int sig)
{
   printf ("\nTrap sig %d -- do cleanup\n", sig);
   if (test == 2) longjmp (trpbuf, 1);
}

int main ( int ac, char *av[])
{
   int   jmpval;

   printf ("---Trap01 assert(0) test.\n");
   printf ("Run with no parm, let assert() do abort\n");
   printf ("Run with parm 1, trap SIGABRT from abort()\n");
   printf ("Run with parm 2, trap SIGABRT, longjmp back\n");

   if (ac > 1)
   {
      signal (SIGABRT, &trapsig);
      test = atoi (av [1]);
   }

   printf ("\nAssert test %d\n", test);
   jmpval = setjmp (trpbuf);
   if (! jmpval)
   {
      assert (0);
   }
   printf ("Return from assert (0) --Done\n");
   return 0;
}
/*----------------------------------------------------------------*/