From 9f453457fe138a75888458680fec01b2324ab5b9 Mon Sep 17 00:00:00 2001
From: Bao Chi Tran Nguyen <chibaosen@gmail.com>
Date: Mon, 30 Aug 2021 22:57:26 +0200
Subject: [PATCH] Exit on window close on Linux. (#35)

---
 src/pc/gfx/gfx_glx.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/pc/gfx/gfx_glx.c b/src/pc/gfx/gfx_glx.c
index 5f5dd87..9d2743e 100644
--- a/src/pc/gfx/gfx_glx.c
+++ b/src/pc/gfx/gfx_glx.c
@@ -411,6 +411,8 @@ static void gfx_glx_get_dimensions(uint32_t *width, uint32_t *height) {
 }
 
 static void gfx_glx_handle_events(void) {
+    Atom wm_delete_window = XInternAtom(glx.dpy, "WM_DELETE_WINDOW", 0);
+    XSetWMProtocols(glx.dpy, glx.win, & wm_delete_window, 1);
     while (XPending(glx.dpy)) {
         XEvent xev;
         XNextEvent(glx.dpy, &xev);
@@ -438,6 +440,11 @@ static void gfx_glx_handle_events(void) {
                 }
             }
         }
+        if (xev.type == ClientMessage) {
+            if (xev.xclient.data.l[0] == wm_delete_window) {
+                exit(0);
+            }
+        }
     }
 }