the non window manager in 9 lines of code

nwm.c

/* under cookie license -- all cookies (C) reserved
 * contact c00kiemon5ter on freenode
 *
 * build
 * -----
 *   make nwm CFLAGS="-std=c99 -Wall -Wextra -pedantic -Os -lX11" LDFLAGS="-s"
 * 
 * usage
 * -----
 * setup your ~/.xinitrc and startx
 * minimal ~/.xinitrc:
 *   xterm &
 *   exec /path/to/nwm
 *
 * to quit press Mod1+Q
 */

#include <X11/Xlib.h>

int main(void) {
  Display *dpy = XOpenDisplay(NULL);
  if (!dpy) return 1; 

  const KeyCode kc = XKeysymToKeycode(dpy, XStringToKeysym("Q"));
  XGrabKey(dpy, kc, Mod1Mask, DefaultRootWindow(dpy), True, GrabModeAsync, GrabModeAsync);

  for (XEvent ev; !XNextEvent(dpy, &ev) && !(ev.type == KeyPress && ev.xkey.keycode == kc););

  return 0; 
}