From 52805feae9bd6332c972065c799f4ac3b7ef2275 Mon Sep 17 00:00:00 2001
From: Simon Ser <contact@emersion.fr>
Date: Wed, 18 Nov 2020 19:06:45 +0100
Subject: backend/x11: log errors

Register an X11 error handler, and optionally use xcb-errors to print a
detailed message.
---
 include/backend/x11.h | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

(limited to 'include/backend')

diff --git a/include/backend/x11.h b/include/backend/x11.h
index 03396361..7ce3ed98 100644
--- a/include/backend/x11.h
+++ b/include/backend/x11.h
@@ -1,14 +1,19 @@
 #ifndef BACKEND_X11_H
 #define BACKEND_X11_H
 
+#include <wlr/config.h>
+
 #include <stdbool.h>
 
 #include <X11/Xlib-xcb.h>
 #include <wayland-server-core.h>
 #include <xcb/xcb.h>
 
+#if WLR_HAS_XCB_ERRORS
+#include <xcb/xcb_errors.h>
+#endif
+
 #include <wlr/backend/x11.h>
-#include <wlr/config.h>
 #include <wlr/interfaces/wlr_input_device.h>
 #include <wlr/interfaces/wlr_keyboard.h>
 #include <wlr/interfaces/wlr_output.h>
@@ -81,6 +86,10 @@ struct wlr_x11_backend {
 	// The time we last received an event
 	xcb_timestamp_t time;
 
+#if WLR_HAS_XCB_ERRORS
+	xcb_errors_context_t *errors_context;
+#endif
+
 	uint8_t xinput_opcode;
 
 	struct wl_listener display_destroy;
-- 
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