/*------------------------------------------------------------------*/
/* testsignal.c                                                     */
/* The signal() function.                                           */
/* Author: Bob Dondero                                              */
/*------------------------------------------------------------------*/

#define _GNU_SOURCE
#include <stdio.h>
#include <assert.h>
#include <signal.h>

/*------------------------------------------------------------------*/

static void myHandler(int iSig)

/* This function is intended to be a handler for signals of various
   types.  Print iSig to stdout. */

{
   printf("In myHandler with argument %d\n", iSig);
}

/*------------------------------------------------------------------*/

int main(void)

/* Illustrate the signal() function. */

{
   void (*pfRet)(int);

   pfRet = signal(SIGINT, myHandler);
   assert(pfRet != SIG_ERR);

   printf("Entering an infinite loop\n");
   for (;;)
      ;

   return 0;
}