1 files changed, 61 insertions, 0 deletions
diff --git a/public/tier0/icommandline.h b/public/tier0/icommandline.h
new file mode 100644
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--- /dev/null
+++ b/public/tier0/icommandline.h
@@ -0,0 +1,61 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//===========================================================================//
+
+#ifndef TIER0_ICOMMANDLINE_H
+#define TIER0_ICOMMANDLINE_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+#include "tier0/platform.h"
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Interface to engine command line
+//-----------------------------------------------------------------------------
+abstract_class ICommandLine
+{
+public:
+	virtual void		CreateCmdLine( const char *commandline ) = 0;
+	virtual void		CreateCmdLine( int argc, char **argv ) = 0;
+	virtual const char	*GetCmdLine( void ) const = 0;
+
+	// Check whether a particular parameter exists
+	virtual	const char	*CheckParm( const char *psz, const char **ppszValue = 0 ) const = 0;
+	// A bool return of whether param exists, useful for just checking if param that is just a flag is set
+	virtual bool		HasParm( const char *psz ) const = 0;
+	virtual void		RemoveParm( const char *parm ) = 0;
+	virtual void		AppendParm( const char *pszParm, const char *pszValues ) = 0;
+
+	// Returns the argument after the one specified, or the default if not found
+	virtual const char	*ParmValue( const char *psz, const char *pDefaultVal = 0 ) const = 0;
+	virtual int			ParmValue( const char *psz, int nDefaultVal ) const = 0;
+	virtual float		ParmValue( const char *psz, float flDefaultVal ) const = 0;
+
+	// Gets at particular parameters
+	virtual int			ParmCount() const = 0;
+	virtual int			FindParm( const char *psz ) const = 0;	// Returns 0 if not found.
+	virtual const char* GetParm( int nIndex ) const = 0;
+	
+	// copies the string passwed
+	virtual void SetParm( int nIndex, char const *pNewParm ) =0;
+
+	virtual const char *ParmValueByIndex( int nIndex, const char *pDefaultVal = 0 ) const = 0;
+};
+
+//-----------------------------------------------------------------------------
+// Gets a singleton to the commandline interface
+// NOTE: The #define trickery here is necessary for backwards compat:
+// this interface used to lie in the vstdlib library.
+//-----------------------------------------------------------------------------
+PLATFORM_INTERFACE ICommandLine *CommandLine_Tier0();
+
+#if !defined( VSTDLIB_BACKWARD_COMPAT )
+#define CommandLine CommandLine_Tier0
+#endif
+
+#endif // TIER0_ICOMMANDLINE_H
+