Add detection of the Return to Zork demo.

svn-id: r31640

3 files changed, 25 insertions, 3 deletions

diff --git a/engines/made/detection.cpp b/engines/made/detection.cpp
index 5f96ff5e8b..f3a1a7218a 100644
--- a/engines/made/detection.cpp
+++ b/engines/made/detection.cpp
@@ -71,7 +71,7 @@ namespace Made {
 static const MadeGameDescription gameDescriptions[] = {
 
 	{
-		// Made English version
+		// Return to Zork - English CD version
 		{
 			"made",
 			"CD",
@@ -86,6 +86,22 @@ static const MadeGameDescription gameDescriptions[] = {
 		0,
 	},
 
+	{
+		// Return to Zork - Demo
+		{
+			"made",
+			"Demo",
+			AD_ENTRY1("demo.dat", "2a6a1354bd5346fad4aee08e5b56caaa"),
+			Common::EN_ANY,
+			Common::kPlatformPC,
+			Common::ADGF_DEMO
+		},
+		0,
+		0,
+		GF_DEMO,
+		0,
+	},
+
 	{ AD_TABLE_END_MARKER, 0, 0, 0, 0 }
 };
 
diff --git a/engines/made/made.cpp b/engines/made/made.cpp
index f590f84d3d..feb80f407d 100644
--- a/engines/made/made.cpp
+++ b/engines/made/made.cpp
@@ -138,8 +138,13 @@ int MadeEngine::go() {
 	for (int i = 0; i < ARRAYSIZE(_timers); i++)
 		_timers[i] = -1;
 
-	_dat->open("rtzcd.dat");
-	_res->open("rtzcd.prj");
+	if (getFeatures() & GF_DEMO) {
+		_dat->open("demo.dat");
+		_res->open("demo.prj");
+	} else {
+		_dat->open("rtzcd.dat");
+		_res->open("rtzcd.prj");
+	}
 
 	PictureResource *flex1 = _res->getPicture(78);
 	Graphics::Surface *surf = flex1->getPicture();
diff --git a/engines/made/made.h b/engines/made/made.h
index 6753b391cd..fcfb50005e 100644
--- a/engines/made/made.h
+++ b/engines/made/made.h
@@ -48,6 +48,7 @@
 namespace Made {
 
 enum MadeGameFeatures {
+	GF_DEMO = 1 << 0
 };
 
 struct MadeGameDescription;