Put wayland-thing in a single compile-unit

kfile.js

@@ -338,18 +338,21 @@ else if (platform === Platform.Linux || platform === Platform.FreeBSD) {
 
 		const child_process = require('child_process');
 
+		let chfiles = [];
+
 		function wl_protocol(protocol, file) {
+			chfiles.push(file);
 			const backend_path = path.resolve(waylandDir);
 			const protocol_path = path.resolve('/usr/share/wayland-protocols', protocol);
-			if (child_process.spawnSync('wayland-scanner', ['private-code', protocol_path, path.resolve(backend_path, file + '.c')]).status !== 0) {
+			if (child_process.spawnSync('wayland-scanner', ['private-code', protocol_path, path.resolve(backend_path, file + '.c.h')]).status !== 0) {
 				log.error('Failed to generate wayland protocol files for' + protocol);
 			}
 			if (child_process.spawnSync('wayland-scanner', ['client-header', protocol_path, path.resolve(backend_path, file + '.h')]).status !== 0) {
 				log.error('Failed to generate wayland protocol header for' + protocol);
 			}
 		}
 
-		if (child_process.spawnSync('wayland-scanner', ['private-code', '/usr/share/wayland/wayland.xml', path.resolve(waylandDir, 'wayland-protocol.c')]).status !== 0) {
+		if (child_process.spawnSync('wayland-scanner', ['private-code', '/usr/share/wayland/wayland.xml', path.resolve(waylandDir, 'wayland-protocol.c.h')]).status !== 0) {
 			log.error('Failed to generate wayland protocol files for /usr/share/wayland/wayland.xml');
 		}
 		if (child_process.spawnSync('wayland-scanner', ['client-header', '/usr/share/wayland/wayland.xml', path.resolve(waylandDir, 'wayland-protocol.h')]).status !== 0) {
@@ -362,6 +365,12 @@ else if (platform === Platform.Linux || platform === Platform.FreeBSD) {
 		wl_protocol('unstable/pointer-constraints/pointer-constraints-unstable-v1.xml', 'wayland-pointer-constraint');
 		wl_protocol('unstable/relative-pointer/relative-pointer-unstable-v1.xml', 'wayland-relative-pointer');
 
+		let cfile = '#include "wayland-protocol.c.h"\n';
+		for (const chfile of chfiles) {
+			cfile += '#include "' + chfile + '.c.h"\n';
+		}
+		fs.writeFileSync(path.resolve(waylandDir, 'waylandunit.c'), cfile);
+
 		project.addIncludeDir(path.join(targetDirectory, 'wayland'));
 		project.addFile(path.resolve(waylandDir, '**'));
 	}