Heh, it's a preprocessor DSL: #define on(_, x) if (e.type == _) { x; } #define map(k, x) if (e.xkey.keycode == stk(k)) { x; } #define grab(...) co

Heh, it's a preprocessor DSL: #define on(_, x) if (e.type == _) { x; } #define map(k, x) if (e.xkey.keycode == stk(k)) { x; } #define grab(...) const char *l[] = { __VA_ARGS__, 0 }; \ for (int i = 0; l[i]; i++) XGrabKey(d, stk(l[i]), Mod4Mask, r, 1, 1, 1); Stephen Bourne lives on! (Actually he's not dead, I just checked.)