[PATCH wayland] server: use the right function pointer type in wl_signal_get

[Giulio Camuffo]

use the wl_notify_func type, and not void *, or else wl_signal_get
will not be usable by a c++ plugin because it will not cast
void * to a function pointer.
---
 src/wayland-server.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/wayland-server.h b/src/wayland-server.h
index 38b8303..e5a862a 100644
--- a/src/wayland-server.h
+++ b/src/wayland-server.h
@@ -161,7 +161,7 @@ wl_signal_add(struct wl_signal *signal, struct wl_listener *listener)
 }
 
 static inline struct wl_listener *
-wl_signal_get(struct wl_signal *signal, void *notify)
+wl_signal_get(struct wl_signal *signal, wl_notify_func_t notify)
 {
 	struct wl_listener *l;
 
-- 
1.8.2