File: error.c

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larswm 7.0.13-2
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/* Copyright (c) 1994-1996 David Hogan, see README for licence details */
#include <stdio.h>
#include <stdlib.h>

#include <X11/X.h>
#include <X11/Xos.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/Xproto.h>
#include <X11/extensions/shape.h>

#include "dat.h"
#include "fns.h"

int 	ignore_badwindow;

void fatal(char *s)
{
	fprintf(stderr, "larswm: ");
	perror(s);
	fprintf(stderr, "\n");
	exit(1);
}

int handler(Display *d, XErrorEvent *e)
{
	char msg[80], req[80], number[80];

	if (initting && (e->request_code == X_ChangeWindowAttributes) && (e->error_code == BadAccess)) {
		fprintf(stderr, "larswm: another wm already running?\n");
		exit(1);
	}

	if (ignore_badwindow && (e->error_code == BadWindow || e->error_code == BadColor))
		return 0;

	XGetErrorText(d, e->error_code, msg, sizeof(msg));
	sprintf(number, "%d", e->request_code);
	XGetErrorDatabaseText(d, "XRequest", number, "", req, sizeof(req));
	if (req[0] == '\0')
		sprintf(req, "<request-code-%d>", e->request_code);

	fprintf(stderr, "larswm: %s(0x%x): %s\n", req, (unsigned int) e->resourceid, msg);

	if (initting) {
		fprintf(stderr, "larswm: failure during initialisation; aborting\n");
		exit(1);
	}
	return 0;
}