Release v0.4.1

Otherwise, things will crash when the compositor adds support for a
newer version.

include/screencopy.h

@@ -47,7 +47,6 @@ struct screencopy {
 
 	struct zwlr_screencopy_manager_v1* manager;
 	struct zwlr_screencopy_frame_v1* frame;
-	int version;
 
 	void* userdata;
 	void (*on_done)(struct screencopy*);

meson.build

@@ -1,7 +1,7 @@
 project(
 	'wayvnc',
 	'c',
-	version: '0.4.0',
+	version: '0.4.1',
 	license: 'ISC',
 	default_options: [
 		'c_std=gnu11',

src/main.c

@@ -81,8 +81,6 @@ struct wayvnc {
 	struct zwp_virtual_keyboard_manager_v1* keyboard_manager;
 	struct zwlr_virtual_pointer_manager_v1* pointer_manager;
 
-	int pointer_manager_version;
-
 	const struct output* selected_output;
 	const struct seat* selected_seat;
 
@@ -133,8 +131,7 @@ static void registry_add(void* data, struct wl_registry* registry,
 
 	if (strcmp(interface, wl_output_interface.name) == 0) {
 		struct wl_output* wl_output =
-			wl_registry_bind(registry, id, &wl_output_interface,
-					 version);
+			wl_registry_bind(registry, id, &wl_output_interface, 3);
 		if (!wl_output)
 			return;
 
@@ -162,8 +159,7 @@ static void registry_add(void* data, struct wl_registry* registry,
 		self->screencopy.manager =
 			wl_registry_bind(registry, id,
 					 &zwlr_screencopy_manager_v1_interface,
-					 version);
-		self->screencopy.version = version;
+					 MIN(3, version));
 		return;
 	}
 
@@ -171,8 +167,7 @@ static void registry_add(void* data, struct wl_registry* registry,
 		self->pointer_manager =
 			wl_registry_bind(registry, id,
 					 &zwlr_virtual_pointer_manager_v1_interface,
-					 version);
-		self->pointer_manager_version = version;
+					 MIN(2, version));
 		return;
 	};
 
@@ -959,7 +954,10 @@ int main(int argc, char* argv[])
 	self.pointer_backend.vnc = self.nvnc;
 	self.pointer_backend.output = self.selected_output;
 
-	self.pointer_backend.pointer = self.pointer_manager_version == 2
+	int pointer_manager_version =
+		zwlr_virtual_pointer_manager_v1_get_version(self.pointer_manager);
+
+	self.pointer_backend.pointer = pointer_manager_version >= 2
 		? zwlr_virtual_pointer_manager_v1_create_virtual_pointer_with_output(
 			self.pointer_manager, self.selected_seat->wl_seat,
 			out->wl_output)

src/screencopy.c

@@ -130,7 +130,8 @@ static void screencopy_buffer(void* data,
 	self->wl_shm_height = height;
 	self->wl_shm_stride = stride;
 
-	if (self->version < 3) {
+	int version = zwlr_screencopy_manager_v1_get_version(self->manager);
+	if (version < 3) {
 		self->have_linux_dmabuf = false;
 		screencopy_buffer_done(data, frame);
 		return;