X11R5

NAME

XSynchronize, XSetAfterFunction − enable or disable synchronization

SYNOPSIS

int (∗XSynchronize(display, onoff))()
   Display ∗display;
   Bool onoff;

int (∗XSetAfterFunction(display, procedure))()
   Display ∗display;
   int (∗procedure)();

PARAMETERS

displaySpecifies the connection to the X server. 

procedureSpecifies the function to be called. 

onoffSpecifies a Boolean value that indicates whether to enable or disable synchronization. 

DESCRIPTION

The XSynchronize function returns the previous after function. If onoff is True, XSynchronize turns on synchronous behavior. If onoff is False, XSynchronize turns off synchronous behavior.

The specified procedure is called with only a display pointer.  XSetAfterFunction returns the previous after function.

RELATED INFORMATION

XSetErrorHandler(3X11)
X Window System: The Complete Reference, Second Edition, Robert W. Scheifler and James Gettys