tier1: allow one to implement custom convar register functions

Author: RaphaelIT7

public/tier1/convar.h

@@ -261,6 +261,11 @@ class ConCommandBase
 
 	// ConVars in this executable use this 'global' to access values.
 	static IConCommandBaseAccessor	*s_pAccessor;
+
+public:
+	inline ConCommandBase* InternalNext() { return m_pNext; };
+	inline ConCommandBase* InternalConCommandBases() { return s_pConCommandBases; };
+	inline IConCommandBaseAccessor* InternalBaseAccessor() { return s_pAccessor; };
 };
 
 
@@ -1055,6 +1060,13 @@ class SplitScreenSlottedConVarRef : public SplitScreenConVarRef
 void ConVar_Register( int nCVarFlag = 0, IConCommandBaseAccessor *pAccessor = NULL );
 void ConVar_Unregister( );
 
+//-----------------------------------------------------------------------------
+// Utility methods when implementing your custom ConVar_Register function.
+//-----------------------------------------------------------------------------
+int* ConVar_GetConVarFlag();
+int* ConVar_GetDLLIdentifier();
+bool* ConVar_GetIsRegistered();
+IConCommandBaseAccessor* ConVar_GetDefaultAccessor();
 
 //-----------------------------------------------------------------------------
 // Utility methods 

tier1/convar.cpp

@@ -32,7 +32,8 @@
 #endif
 
 // This enables the l4d style of culling all cvars that are not marked FCVAR_RELEASE :
-#define CULL_ALL_CVARS_NOT_FCVAR_RELEASE
+// RaphaelIT7: Fk this, why would anyone want this in a SDK.
+// #define CULL_ALL_CVARS_NOT_FCVAR_RELEASE
 
 //-----------------------------------------------------------------------------
 // Statically constructed list of ConCommandBases, 
@@ -44,6 +45,21 @@ static int s_nCVarFlag = 0;
 static int s_nDLLIdentifier = -1;	// A unique identifier indicating which DLL this convar came from
 static bool s_bRegistered = false;
 
+int* ConVar_GetConVarFlag()
+{
+	return &s_nCVarFlag;
+}
+
+int* ConVar_GetDLLIdentifier()
+{
+	return &s_nDLLIdentifier;
+}
+
+bool* ConVar_GetIsRegistered()
+{
+	return &s_bRegistered;
+}
+
 class CDefaultAccessor : public IConCommandBaseAccessor
 {
 public:
@@ -57,6 +73,12 @@ class CDefaultAccessor : public IConCommandBaseAccessor
 
 static CDefaultAccessor s_DefaultAccessor;
 
+IConCommandBaseAccessor* ConVar_GetDefaultAccessor()
+{
+	return &s_DefaultAccessor;
+}
+
+#ifndef TIER0_CUSTOMCONVARREGISTER
 //-----------------------------------------------------------------------------
 // Called by the framework to register ConCommandBases with the ICVar
 //-----------------------------------------------------------------------------
@@ -87,7 +109,9 @@ void ConVar_Register( int nCVarFlag, IConCommandBaseAccessor *pAccessor )
 
 	ConCommandBase::s_pConCommandBases = NULL;
 }
+#endif
 
+#ifndef TIER0_CUSTOMCONVARUNREGISTER
 void ConVar_Unregister( )
 {
 	if ( !g_pCVar || !s_bRegistered )
@@ -101,7 +125,7 @@ void ConVar_Unregister( )
 	s_nDLLIdentifier = -1;
 	s_bRegistered = false;
 }
-
+#endif
 
 //-----------------------------------------------------------------------------
 // Purpose: Default constructor

tier1/premake5_create_project.lua

@@ -127,6 +127,10 @@ group("SourceSDK")
 			["Header files/*"] = {"../public/tier1/*.h", "../public/*.h", "../common/xbox/*.h"}
 		})
 
+		if TIER0_PROJECTCALLBACK then
+			TIER0_PROJECTCALLBACK()
+		end
+
 		IncludeSDKCommonInternal()
 		IncludeSDKLZMA()