Initial commit

backends/mutex/wii/wii-mutex.cpp

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program 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, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#define FORBIDDEN_SYMBOL_ALLOW_ALL
+
+#include "common/scummsys.h"
+
+#if defined(__WII__)
+
+#include "backends/mutex/wii/wii-mutex.h"
+
+#include <ogc/mutex.h>
+
+/**
+ * Wii mutex implementation
+ */
+class WiiMutexInternal final : public Common::MutexInternal {
+public:
+	WiiMutexInternal();
+	~WiiMutexInternal() override;
+
+	bool lock() override;
+	bool unlock() override;
+
+private:
+	mutex_t _mutex;
+};
+
+
+WiiMutexInternal::WiiMutexInternal() {
+	s32 res = LWP_MutexInit(&_mutex, true);
+
+	if (res) {
+		printf("ERROR creating mutex\n");
+	}
+}
+
+WiiMutexInternal::~WiiMutexInternal() {
+	s32 res = LWP_MutexDestroy(_mutex);
+
+	if (res)
+		printf("ERROR destroying mutex (%d)\n", res);
+}
+
+bool WiiMutexInternal::lock() {
+	s32 res = LWP_MutexLock(_mutex);
+
+	if (res) {
+		printf("ERROR locking mutex (%d)\n", res);
+		return false;
+	} else {
+		return true;
+	}
+}
+
+bool WiiMutexInternal::unlock() {
+	s32 res = LWP_MutexUnlock(_mutex);
+
+	if (res) {
+		printf("ERROR unlocking mutex (%d)\n", res);
+		return false;
+	} else {
+		return true;
+	}
+}
+
+Common::MutexInternal *createWiiMutexInternal() {
+	return new WiiMutexInternal();
+}
+
+#endif

backends/mutex/wii/wii-mutex.h

@@ -0,0 +1,29 @@
+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program 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, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef BACKENDS_MUTEX_WII_H
+#define BACKENDS_MUTEX_WII_H
+
+#include "common/mutex.h"
+
+Common::MutexInternal *createWiiMutexInternal();
+
+#endif