Refactored some platform dependent code into a new library,

lib/arch.  This should make porting easier.  Will probably
continue to refactor a little more, moving platform dependent
event handling stuff into lib/platform.

lib/arch/CArchFileUnix.h

@@ -0,0 +1,35 @@
+/*
+ * synergy -- mouse and keyboard sharing utility
+ * Copyright (C) 2002 Chris Schoeneman
+ * 
+ * This package is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * found in the file COPYING that should have accompanied this file.
+ * 
+ * This package is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef CARCHFILEUNIX_H
+#define CARCHFILEUNIX_H
+
+#include "IArchFile.h"
+
+#define ARCH_FILE CArchFileUnix
+
+class CArchFileUnix : public IArchFile {
+public:
+	CArchFileUnix();
+	virtual ~CArchFileUnix();
+
+	// IArchFile overrides
+	virtual const char*	getBasename(const char* pathname);
+	virtual std::string	getUserDirectory();
+	virtual std::string	getSystemDirectory();
+	virtual std::string	concatPath(const std::string& prefix,
+							const std::string& suffix);
+};
+
+#endif