anisette is done, how to sign?

public/tier1/commandline.h

@@ -1,30 +0,0 @@
-//================= Copyright kotofyt, All rights reserved ==================//
-// Purpose: Command line handler for argc and argv. It also allows to find
-// parameters and push your own.
-//===========================================================================//
-
-#ifndef TIER1_COMMANDLINE_H
-#define TIER1_COMMANDLINE_H
-
-
-#include "tier0/platform.h"
-
-abstract_class ICommandLine
-{
-public:	
-	virtual void CreateCommandLine( int argc, char **argv ) = 0;
-
-	virtual bool CheckParam( const char *psz ) = 0;
-	virtual char *ParamValue( const char* psz, const char *szDefaultValue = 0 ) = 0;
-
-	virtual void AddParam( char *psz ) = 0;
-	virtual void RemoveParam( char *psz ) = 0;
-
-	virtual int ParamCount() = 0;
-	virtual int FindParam( const char *psz ) = 0;
-	virtual const char *GetParam(int nIndex) = 0;
-};
-
-ICommandLine *CommandLine();
-
-#endif

public/tier1/utlstring.h

@@ -26,6 +26,7 @@ public:
 	void RemoveAt( size_t nPosition, size_t nCount );
 
 	CUtlString GetFileName();
+	CUtlString GetFileExtension();
 	CUtlString GetDirectory();
 	CUtlString RemoveHeadFile();
 
@@ -126,13 +127,35 @@ inline CUtlString CUtlString::GetFileName()
 	while (pLast != m_data.GetData())
 	{
 		if (*pLast=='/')
+		{
+			pLast++;
 			break;			
+		}
 		pLast--;
 	}
 
 	return pLast;
 }
 
+inline CUtlString CUtlString::GetFileExtension()
+{
+	CUtlString szFileName = GetString();
+
+	char *pLast = &m_data[GetLenght()-1];	
+	while (pLast != m_data.GetData())
+	{
+		if (*pLast=='.')
+			break;			
+		if (*pLast=='/')
+			return NULL;
+		pLast--;
+	}
+
+	return pLast+1;
+}
+
+
+
 inline CUtlString CUtlString::GetDirectory()
 {
 	if (GetLenght() == 0)