wmii

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errors.c (820B)

      1 /* Copyright ©2007-2010 Kris Maglione <maglione.k at Gmail>
      2  * See LICENSE file for license details.
      3  */
      4 #include "x11.h"
      5 
      6 extern ErrorCode ignored_xerrors[];
      7 static bool	_trap_errors;
      8 static long	nerrors;
      9 
     10 int
     11 errorhandler(Display *dpy, XErrorEvent *error) {
     12 	ErrorCode *e;
     13 
     14 	USED(dpy);
     15 
     16 	if(_trap_errors) {
     17 		nerrors++;
     18 		return 0;
     19 	}
     20 
     21 	e = ignored_xerrors;
     22 	if(e)
     23 	for(; e->rcode || e->ecode; e++)
     24 		if((e->rcode == 0 || e->rcode == error->request_code)
     25 		&& (e->ecode == 0 || e->ecode == error->error_code))
     26 			return 0;
     27 
     28 	fprint(2, "%s: fatal error: Xrequest code=%d, Xerror code=%d\n",
     29 			argv0, error->request_code, error->error_code);
     30 	return xlib_errorhandler(display, error); /* calls exit() */
     31 }
     32 
     33 int
     34 traperrors(bool enable) {
     35 
     36 	sync();
     37 	_trap_errors = enable;
     38 	if (enable)
     39 		nerrors = 0;
     40 	return nerrors;
     41 }