Never unload files loat on startup like "CAVE.APK" and "LAGOON.APK".

svn-id: r24485

2 files changed, 9 insertions, 2 deletions

diff --git a/engines/kyra/resource.cpp b/engines/kyra/resource.cpp
index 444345d980..829c969394 100644
--- a/engines/kyra/resource.cpp
+++ b/engines/kyra/resource.cpp
@@ -81,6 +81,11 @@ Resource::Resource(KyraEngine *engine) {
 			if (!loadPakFile(list[i]))
 				error("couldn't open pakfile '%s'", list[i]);
 		}
+
+		Common::List<ResourceFile*>::iterator start = _pakfiles.begin();
+		for (;start != _pakfiles.end(); ++start) {
+			(*start)->protect();
+		}
 	} else {
 		for (FSList::const_iterator file = fslist.begin(); file != fslist.end(); ++file) {
 			Common::String filename = file->name();
diff --git a/engines/kyra/resource.h b/engines/kyra/resource.h
index 34c9a16986..6d0f725184 100644
--- a/engines/kyra/resource.h
+++ b/engines/kyra/resource.h
@@ -35,7 +35,7 @@ namespace Kyra {
 
 class ResourceFile {
 public:
-	ResourceFile() : _open(false), _filename() {}
+	ResourceFile() : _open(false), _protected(false), _filename() {}
 	virtual ~ResourceFile() {}
 
 	virtual uint8 *getFile(uint file) = 0;
@@ -47,10 +47,12 @@ public:
 	virtual bool isValid(void) const { return (_filename != 0); }
 	bool isOpen(void) const { return _open; }
 
-	virtual void close() { _open = false; }
+	virtual void close() { if (!_protected) _open = false; }
+	virtual void protect(const bool prot = true) { _protected = prot; }
 	virtual void open() { _open = true; }
 protected:
 	bool _open;
+	bool _protected;
 	uint _filename;
 };