#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <stdio.h>
#include <unistd.h>

Display *dpy;
Window wnd;

#define print(...) (printf(__VA_ARGS__) >= 0 && fflush(stdin))
#define DELAY 5 /* seconds */
#define stop() ((print("Type something now.\n") || 1) && \
		sleep(DELAY) >= 0)
int grab();
int ungrab();

int main(int argc, char *argv[])
{
	int black;

	print("Bug 202389 test starts.\n");
	dpy = XOpenDisplay(0);
	black = BlackPixel(dpy, DefaultScreen(dpy));
	wnd = XCreateSimpleWindow(dpy, DefaultRootWindow(dpy),
			0, 0, 1, 1, 0, black, black);
	XMapWindow(dpy, wnd);
	XRaiseWindow(dpy, wnd);
	XClearWindow(dpy, wnd);
	XSync(dpy, False);
	if(grab() && stop() && ungrab())
		print("No errors.\n");
	else
		print("\t...Error.\n");
	print("Test ends.\n");
	return 0;
}

int grab()
{
	int ret;

	print("Grabbing keyboard");
	ret = XGrabKeyboard(dpy, wnd, False, GrabModeSync,
			GrabModeAsync, CurrentTime);
	print(" (returned %d)\n", ret);
	XSync(dpy, False);
	return ret == GrabSuccess;
}

int ungrab()
{
	print("Ungrabbing keyboard.\n");
	sleep(1); /* to see the output */
	XUngrabKeyboard(dpy, CurrentTime);
	XSync(dpy, False);
	return 1;
}