Sway bug #6605

sway6605.c

// gcc sway6605.c -lX11 -o sway6605
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <X11/Xlib.h>

int main() {
    Display *display;
    Window window;
    XEvent event;
    int screen;

    display = XOpenDisplay(NULL);
    screen = DefaultScreen(display);
    window = XCreateSimpleWindow(display, RootWindow(display, screen), 10, 10, 100, 100, 1, BlackPixel(display, screen), WhitePixel(display, screen));

    for (int i = 0; i < 1000; ++i) {
        XMapWindow(display, window);
        XFlush(display);
        usleep(10000);
        XUnmapWindow(display, window);
        XFlush(display);
    }

    XDestroyWindow(display, window);
    XCloseDisplay(display);
    return 0;
}