compositor-x11: add assert to avoid misuse of x11_backend_deliver_button_event
The x11_backend_deliver_button_event can be called with any
xcb_generic_event. The assert check if the call is done with the
expected events.
Signed-off-by: Benoit Gschwind <gschwind@gnu-log.net>
Reviewed-by: Daniel Stone <daniels@collabora.com>
Reviewed-by: Quentin Glidic <sardemff7+git@sardemff7.net>
diff --git a/libweston/compositor-x11.c b/libweston/compositor-x11.c
index b900184..5562b9f 100644
--- a/libweston/compositor-x11.c
+++ b/libweston/compositor-x11.c
@@ -1068,6 +1068,9 @@
struct x11_output *output;
struct weston_pointer_axis_event weston_event;
+ assert(event->response_type == XCB_BUTTON_PRESS ||
+ event->response_type == XCB_BUTTON_RELEASE);
+
output = x11_backend_find_output(b, button_event->event);
if (!output)
return;