Switched various Engine APIs to use Common::Error

svn-id: r34916

3 files changed, 11 insertions, 11 deletions

diff --git a/engines/saga/detection.cpp b/engines/saga/detection.cpp
index d5f3659dd4..c49661a052 100644
--- a/engines/saga/detection.cpp
+++ b/engines/saga/detection.cpp
@@ -245,7 +245,7 @@ int SagaEngine::getDisplayHeight() const {
 	return di.logicalHeight;
 }
 
-int SagaEngine::loadGameState(int slot) {
+Common::Error SagaEngine::loadGameState(int slot) {
 	// Init the current chapter to 8 (character selection) for IHNM
 	if (getGameType() == GType_IHNM)
 		_scene->changeScene(-2, 0, kTransitionFade, 8);
@@ -262,7 +262,7 @@ int SagaEngine::loadGameState(int slot) {
 	load(calcSaveFileName((uint)slot));
 	syncSoundSettings();
 
-	return 0;	// TODO: return success/failure
+	return Common::kNoError;	// TODO: return success/failure
 }
 
 } // End of namespace Saga
diff --git a/engines/saga/saga.cpp b/engines/saga/saga.cpp
index 4ee81269d2..ee471f9330 100644
--- a/engines/saga/saga.cpp
+++ b/engines/saga/saga.cpp
@@ -140,7 +140,7 @@ SagaEngine::~SagaEngine() {
 	delete _resource;
 }
 
-int SagaEngine::init() {
+Common::Error SagaEngine::init() {
 	_musicVolume = ConfMan.getInt("music_volume");
 	_subtitlesEnabled = ConfMan.getBool("subtitles");
 	_readingSpeed = getTalkspeed();
@@ -156,7 +156,7 @@ int SagaEngine::init() {
 	// Detect game and open resource files
 	if (!initGame()) {
 		GUIErrorMessage("Error loading game resources.");
-		return FAILURE;
+		return Common::kUnknownError;
 	}
 
 	// Initialize engine modules
@@ -197,7 +197,7 @@ int SagaEngine::init() {
 	_music->setAdlib(adlib);
 	_render = new Render(this, _system);
 	if (!_render->initialized()) {
-		return FAILURE;
+		return Common::kUnknownError;
 	}
 
 	// Initialize system specific sound
@@ -232,10 +232,10 @@ int SagaEngine::init() {
 	if (getGameType() == GType_ITE)
 		_system->setFeatureState(OSystem::kFeatureAutoComputeDirtyRects, true);
 
-	return SUCCESS;
+	return Common::kNoError;
 }
 
-int SagaEngine::go() {
+Common::Error SagaEngine::go() {
 	int msec = 0;
 
 	_previousTicks = _system->getMillis();
@@ -310,7 +310,7 @@ int SagaEngine::go() {
 		_system->delayMillis(10);
 	}
 
-	return 0;
+	return Common::kNoError;
 }
 
 void SagaEngine::loadStrings(StringsTable &stringsTable, const byte *stringsPointer, size_t stringsLength) {
diff --git a/engines/saga/saga.h b/engines/saga/saga.h
index 86c91c2f3a..6563cd30d6 100644
--- a/engines/saga/saga.h
+++ b/engines/saga/saga.h
@@ -488,8 +488,8 @@ class SagaEngine : public Engine {
 
 public:
 	// Engine APIs
-	virtual int init();
-	virtual int go();
+	virtual Common::Error init();
+	virtual Common::Error go();
 	virtual bool hasFeature(EngineFeature f) const;
 	virtual void syncSoundSettings();
 
@@ -652,7 +652,7 @@ public:
 	const Common::Rect &getDisplayClip() const { return _displayClip;}
 	int getDisplayWidth() const;
 	int getDisplayHeight() const;
-	int loadGameState(int slot);
+	Common::Error loadGameState(int slot);
 	bool canLoadGameStateCurrently();
 	bool canSaveGameStateCurrently();
 	const GameDisplayInfo &getDisplayInfo();