xwayland: embed wlr_xwayland_server_options in server struct

As more options are added, more fields will be duplicated. Let's
just embed the struct in wlr_xwayland_server so that we don't need
to keep both in sync.

include/wlr/xwayland.h

@@ -19,6 +19,11 @@
 struct wlr_xwm;
 struct wlr_xwayland_cursor;
 
+struct wlr_xwayland_server_options {
+	bool lazy;
+	bool enable_wm;
+};
+
 struct wlr_xwayland_server {
 	pid_t pid;
 	struct wl_client *client;
@@ -33,8 +38,7 @@ struct wlr_xwayland_server {
 	char display_name[16];
 	int x_fd[2];
 	struct wl_event_source *x_fd_read_event[2];
-	bool lazy;
-	bool enable_wm;
+	struct wlr_xwayland_server_options options;
 
 	struct wl_display *wl_display;
 
@@ -49,11 +53,6 @@ struct wlr_xwayland_server {
 	void *data;
 };
 
-struct wlr_xwayland_server_options {
-	bool lazy;
-	bool enable_wm;
-};
-
 struct wlr_xwayland_server_ready_event {
 	struct wlr_xwayland_server *server;
 	int wm_fd;

xwayland/server.c

@@ -32,7 +32,7 @@ noreturn static void exec_xwayland(struct wlr_xwayland_server *server) {
 		wlr_log(WLR_ERROR, "Failed to unset CLOEXEC on FD");
 		_exit(EXIT_FAILURE);
 	}
-	if (server->enable_wm && !set_cloexec(server->wm_fd[1], false)) {
+	if (server->options.enable_wm && !set_cloexec(server->wm_fd[1], false)) {
 		wlr_log(WLR_ERROR, "Failed to unset CLOEXEC on FD");
 		_exit(EXIT_FAILURE);
 	}
@@ -67,7 +67,7 @@ noreturn static void exec_xwayland(struct wlr_xwayland_server *server) {
 #endif
 
 	char wmfd[16];
-	if (server->enable_wm) {
+	if (server->options.enable_wm) {
 		snprintf(wmfd, sizeof(wmfd), "%d", server->wm_fd[1]);
 		argv[i++] = "-wm";
 		argv[i++] = wmfd;
@@ -187,7 +187,7 @@ static void handle_client_destroy(struct wl_listener *listener, void *data) {
 	server_finish_process(server);
 
 	if (time(NULL) - server->server_start > 5) {
-		if (server->lazy) {
+		if (server->options.lazy) {
 			wlr_log(WLR_INFO, "Restarting Xwayland (lazy)");
 			server_start_lazy(server);
 		} else  {
@@ -287,7 +287,7 @@ static bool server_start(struct wlr_xwayland_server *server) {
 		server_finish_process(server);
 		return false;
 	}
-	if (server->enable_wm) {
+	if (server->options.enable_wm) {
 		if (socketpair(AF_UNIX, SOCK_STREAM, 0, server->wm_fd) != 0) {
 			wlr_log_errno(WLR_ERROR, "socketpair failed");
 			server_finish_process(server);
@@ -443,8 +443,7 @@ struct wlr_xwayland_server *wlr_xwayland_server_create(
 	}
 
 	server->wl_display = wl_display;
-	server->lazy = options->lazy;
-	server->enable_wm = options->enable_wm;
+	server->options = *options;
 
 	server->x_fd[0] = server->x_fd[1] = -1;
 	server->wl_fd[0] = server->wl_fd[1] = -1;
@@ -457,7 +456,7 @@ struct wlr_xwayland_server *wlr_xwayland_server_create(
 		goto error_alloc;
 	}
 
-	if (server->lazy) {
+	if (server->options.lazy) {
 		if (!server_start_lazy(server)) {
 			goto error_display;
 		}