Language Ccpp Cref Examples FUNC_POINT1.C

 
/************************************************************************
 *
 * Purpose: 1. Define a pointer to a function.
 *          2. Point at a function.
 *          3. Execute the function.
 *
 * Author:  M.J. Leslie
 *
 * Date:    04-Jun-95
 *
 ************************************************************************/

int (*fpointer)(void);		/* Define a pointer to a function	*/

int func1(void);		/* Define a few functions.		*/
int func2(void);

main()
   {
   fpointer =index.html func1;		/* Put the address of 'func1' in 'fpointer' */
   fpointer();			/* Execute 'func1'			*/

   fpointer = func2;		/* Repeat for 'func2'			*/
   fpointer();
   }

/************************************************************************/

int func1(void)
   {
   puts("martin was ere");
   }

/************************************************************************/

int func2(void)
   {
   puts("alex was ere");
   }