xwayland: use internal_config

Avoids the need to have a separate config.h, and removes C compiler
arguments.

include/meson.build

@@ -13,8 +13,6 @@ if not features.get('x11-backend')
 endif
 if not features.get('xwayland')
 	exclude_files += 'xwayland.h'
-else
-	subdir('xwayland')
 endif
 if not features.get('gles2-renderer')
 	exclude_files += ['render/egl.h', 'render/gles2.h']

include/xwayland/meson.build

@@ -1,30 +0,0 @@
-xwayland_feature_names = [
-	'listenfd',
-	'no_touch_pointer_emulation',
-	'force_xrandr_emulation',
-	'terminate_delay',
-]
-
-xwayland_features = {}
-if xwayland.found()
-	xwayland_path = xwayland.get_variable('xwayland')
-	foreach name : xwayland_feature_names
-		have = xwayland.get_variable('have_' + name, default_value: 'false') == 'true'
-		xwayland_features += { name: have }
-	endforeach
-else
-	xwayland_path = xwayland_prog.full_path()
-	foreach name : xwayland_feature_names
-		xwayland_features += { name: false }
-	endforeach
-endif
-
-xwayland_config_data = configuration_data()
-xwayland_config_data.set_quoted('XWAYLAND_PATH', xwayland_path)
-foreach name, have : xwayland_features
-	xwayland_config_data.set10('HAVE_XWAYLAND_' + name.to_upper(), have)
-endforeach
-configure_file(
-	output: 'config.h',
-	configuration: xwayland_config_data,
-)

xwayland/meson.build

@@ -62,6 +62,32 @@ foreach lib, desc : xwayland_optional
 	xwayland_libs += dep
 endforeach
 
+xwayland_feature_names = [
+	'listenfd',
+	'no_touch_pointer_emulation',
+	'force_xrandr_emulation',
+	'terminate_delay',
+]
+
+xwayland_features = {}
+if xwayland.found()
+	xwayland_path = xwayland.get_variable('xwayland')
+	foreach name : xwayland_feature_names
+		have = xwayland.get_variable('have_' + name, default_value: 'false') == 'true'
+		xwayland_features += { name: have }
+	endforeach
+else
+	xwayland_path = xwayland_prog.full_path()
+	foreach name : xwayland_feature_names
+		xwayland_features += { name: false }
+	endforeach
+endif
+
+internal_config.set_quoted('XWAYLAND_PATH', xwayland_path)
+foreach name, have : xwayland_features
+	internal_config.set10('HAVE_XWAYLAND_' + name.to_upper(), have)
+endforeach
+
 wlr_files += files(
 	'selection/dnd.c',
 	'selection/incoming.c',
@@ -77,7 +103,4 @@ wlr_deps += xwayland_libs
 features += { 'xwayland': true }
 
 have = cc.has_function('xcb_xfixes_set_client_disconnect_mode', dependencies: xwayland_libs)
-add_project_arguments(
+internal_config.set10('HAS_XCB_XFIXES_SET_CLIENT_DISCONNECT_MODE', have)
-	'-DHAS_XCB_XFIXES_SET_CLIENT_DISCONNECT_MODE=@0@'.format(have.to_int()),
-	language: 'c',
-)

xwayland/server.c

@@ -15,8 +15,8 @@
 #include <wayland-server-core.h>
 #include <wlr/util/log.h>
 #include <wlr/xwayland.h>
+#include "config.h"
 #include "sockets.h"
-#include "xwayland/config.h"
 
 static void safe_close(int fd) {
 	if (fd >= 0) {