/*	Copyright 2001, 2002 Georges Menie (www.menie.org)    This program is free software; you can redistribute it and/or modify    it under the terms of the GNU Lesser General Public License as published by    the Free Software Foundation; either version 2 of the License, or    (at your option) any later version.    This program is distributed in the hope that it will be useful,    but WITHOUT ANY WARRANTY; without even the implied warranty of    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the    GNU Lesser General Public License for more details.    You should have received a copy of the GNU Lesser General Public License    along with this program; if not, write to the Free Software    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA*/#include "timer.h"/* waiting loop which periodically call a function * passed as argument. The loop exits when : * - the timeout t is reached (t in ms) or * - the int pointed to by f if <> 0 */void busyWait (int t, void (*work) (void), int *f){	register int i;	while (t) {		for (i = 0; i < 5; ++i) {			work ();			if (f)				if (*f)					return;			usleep (200);		}		--t;	}}