/****************************************************************************** *	Win.c		Window hacks for window operation ****************************************************************************** */#ifdef	VIWINDOWS/* *	THIS IS A MAJOR HACK ! *	The window driver calls this routine on open to *	Set the address of functions to be called when the *	Kernal whishes to know which processes window a point *	is within. *	The kernal can now call these functions via winset() etc. */static int	(*posfunc)();static int	(*echofunc)();/* *	Initwin()	Initialise window functions to required addresses */initwin(pfunc, efunc)int	(*pfunc)();int	(*efunc)();{	posfunc = pfunc;	echofunc = efunc;	return 0;}/* *	Winset()	Calls window driver, if present, to see what process *			has the window given the reqired point co-ords. *			If the mode argument is 1 then the window is brought *			to the forground. *			The viinfo structure, pointed to by arg, is *			is filled with the required data. */winset(arg, mode)int	*arg;int	mode;{	if(posfunc)		return (*posfunc)(arg, mode);	else		return -1;}/* *	Winecho()	Calls window driver, to print the given character *			in the previously defined echo window. */winecho(buf, nbytes)char	*buf;int	nbytes;{	if(echofunc){		return (*echofunc)(buf, nbytes);	}	else		return -1;}#endif