openttd 1.4 rc1

--HG--
branch : openttd

src/thread/thread_none.cpp

@@ -0,0 +1,33 @@
+/* $Id: thread_none.cpp 26349 2014-02-16 21:37:05Z frosch $ */
+
+/*
+ * This file is part of OpenTTD.
+ * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
+ * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/** @file thread_none.cpp No-Threads-Available implementation of Threads */
+
+#include "../stdafx.h"
+#include "thread.h"
+
+/* static */ bool ThreadObject::New(OTTDThreadFunc proc, void *param, ThreadObject **thread)
+{
+	if (thread != NULL) *thread = NULL;
+	return false;
+}
+
+/** Mutex that doesn't do locking because it ain't needed when there're no threads */
+class ThreadMutex_None : public ThreadMutex {
+public:
+	virtual void BeginCritical(bool allow_recursive = false) {}
+	virtual void EndCritical(bool allow_recursive = false) {}
+	virtual void WaitForSignal() {}
+	virtual void SendSignal() {}
+};
+
+/* static */ ThreadMutex *ThreadMutex::New()
+{
+	return new ThreadMutex_None();
+}