Fix glfwWaitEvents returning prematurely on X11

README.md

@@ -90,6 +90,7 @@ GLFW bundles a number of dependencies in the `deps/` directory.
  - [X11] Bugfix: `GLFW_ARROW_CURSOR` selected the wrong cursor image
  - [X11] Bugfix: The `GLFW_DECORATED` hint was not ignored for full screen
  - [X11] Bugfix: `glfwWaitEvents` did not handle `EINTR` for `select`
+ - [X11] Bugfix: `glfwWaitEvents` could return when no events were available
  - [WGL] Made all WGL functions dynamically loaded
  - [WGL] Removed `GLFW_USE_DWM_SWAP_INTERVAL` compile-time option
  - [WGL] Bugfix: Swap interval was ignored when DWM was enabled

src/x11_window.c

@@ -1758,7 +1758,7 @@ void _glfwPlatformPollEvents(void)
 
 void _glfwPlatformWaitEvents(void)
 {
-    if (!XPending(_glfw.x11.display))
+    while (!XPending(_glfw.x11.display))
         selectDisplayConnection(NULL);
 
     _glfwPlatformPollEvents();