initial stub code

detection.cpp

@@ -0,0 +1,70 @@
+#include "engines/metaengine.h"
+#include "common/fs.h"
+#include "common/unzip.h"
+
+#include "unity.h"
+
+static const PlainGameDescriptor unityGames[] = {
+	{ "unity", "Star Trek: The Next Generation \"A Final Unity\"" },
+	{ 0, 0 }
+};
+
+class UnityMetaEngine : public MetaEngine {
+	virtual const char *getName() const { return "A Final Unity engine"; }
+	virtual const char *getOriginalCopyright() const { return "Copyright (C) Spectrum Holobyte Inc."; }
+
+	virtual GameList getSupportedGames() const {
+		GameList games;
+		const PlainGameDescriptor *g = unityGames;
+		while (g->gameid) {
+			games.push_back(*g);
+			g++;
+		}
+		return games;
+	}
+
+	virtual GameDescriptor findGame(const char *gameid) const {
+		const PlainGameDescriptor *g = unityGames;
+		while (g->gameid) {
+			if (0 == scumm_stricmp(gameid, g->gameid))
+				break;
+			g++;
+		}
+		return GameDescriptor(g->gameid, g->description);
+	}
+
+	virtual GameList detectGames(const Common::FSList &fslist) const {
+		GameList detectedGames;
+
+		for (Common::FSList::const_iterator file = fslist.begin(); file != fslist.end(); ++file) {
+			if (!file->isDirectory()) {
+				const char *gameName = file->getName().c_str();
+
+				// game data is stored on the CD in this file;
+				// TODO: might want to support unzipped installs too
+				if (0 == scumm_stricmp("STTNG.ZIP", gameName)) {
+					Common::Archive *archive = Common::makeZipArchive(*file);
+					// just some random file as a sanity check
+					if (archive && archive->hasFile("PENTARA.BIN")) {
+						detectedGames.push_back(unityGames[0]);
+						delete archive;
+						break;
+					}
+					delete archive;
+				}
+			}
+		}
+		return detectedGames;
+	}
+
+	virtual Common::Error createInstance(OSystem *syst, Engine **engine) const {
+		*engine = new Unity::UnityEngine(syst);
+		return Common::kNoError;
+	}
+};
+
+#if PLUGIN_ENABLED_DYNAMIC(UNITY)
+	REGISTER_PLUGIN_DYNAMIC(UNITY, PLUGIN_TYPE_ENGINE, UnityMetaEngine);
+#else
+	REGISTER_PLUGIN_STATIC(UNITY, PLUGIN_TYPE_ENGINE, UnityMetaEngine);
+#endif

module.mk

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+MODULE := engines/unity
+
+MODULE_OBJS := \
+	debug.o \
+	detection.o \
+	graphics.o \
+	unity.o
+
+# This module can be built as a plugin
+ifeq ($(ENABLE_UNITY), DYNAMIC_PLUGIN)
+PLUGIN := 1
+endif
+
+# Include common rules
+include $(srcdir)/rules.mk

unity.cpp

@@ -0,0 +1,29 @@
+#include "unity.h"
+
+#include "common/fs.h"
+#include "common/config-manager.h"
+#include "engines/util.h"
+
+namespace Unity {
+
+UnityEngine::UnityEngine(OSystem *syst) : Engine(syst) {
+	const Common::FSNode gameDataDir(ConfMan.get("path"));
+}
+
+UnityEngine::~UnityEngine() {
+}
+
+Common::Error UnityEngine::init() {
+	return Common::kNoError;
+}
+
+Common::Error UnityEngine::run() {
+	initGraphics(640, 480, true);
+
+	// TODO
+
+	return Common::kNoError;
+}
+
+} // Unity
+

unity.h

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+#ifndef _UNITY_H
+#define _UNITY_H
+
+#include "engines/engine.h"
+
+namespace Unity {
+
+class UnityEngine : public Engine {
+public:
+	UnityEngine(class OSystem *syst);
+	~UnityEngine();
+
+	Common::Error init();
+	Common::Error run();
+};
+
+} // Unity
+
+#endif
+