change the way we get CRC for a list of files since folder scans don't sort the same on different platforms

source/shared_lib/include/util/checksum.h

@@ -0,0 +1,52 @@
+// ==============================================================
+//	This file is part of Glest Shared Library (www.glest.org)
+//
+//	Copyright (C) 2001-2008 Marti<74>o Figueroa
+//
+//	You can redistribute this code and/or modify it under
+//	the terms of the GNU General Public License as published
+//	by the Free Software Foundation; either version 2 of the
+//	License, or (at your option) any later version
+// ==============================================================
+
+#ifndef _SHARED_UTIL_CHECKSUM_H_
+#define _SHARED_UTIL_CHECKSUM_H_
+
+#include <string>
+#include <map>
+
+#include "types.h"
+
+using std::string;
+using Shared::Platform::int32;
+using Shared::Platform::int8;
+
+namespace Shared{ namespace Util{
+
+// =====================================================
+//	class Checksum
+// =====================================================
+
+class Checksum{
+private:
+	int32	sum;
+	int32	r;
+    int32	c1;
+    int32	c2;
+	std::map<string,int32> fileList;
+
+	void addFileToSum(const string &path);
+
+public:
+	Checksum();
+
+	int32 getSum();
+
+	void addByte(int8 value);
+	void addString(const string &value);
+	void addFile(const string &path);
+};
+
+}}//end namespace
+
+#endif