From 45d3bc690b3b876583976129ae4969b2db12934b Mon Sep 17 00:00:00 2001
From: Deukhoofd <deukhoofd@gmail.com>
Date: Sat, 14 Sep 2019 10:19:56 +0200
Subject: [PATCH] Extern C support for registering function overloads

---
 src/ScriptTypes/ScriptType.cpp    | 11 +++++++++++
 src/UserData/UserDataFunction.cpp |  6 ++++++
 2 files changed, 17 insertions(+)

diff --git a/src/ScriptTypes/ScriptType.cpp b/src/ScriptTypes/ScriptType.cpp
index f2f731e..aebc1bf 100644
--- a/src/ScriptTypes/ScriptType.cpp
+++ b/src/ScriptTypes/ScriptType.cpp
@@ -110,6 +110,17 @@ namespace Porygon{
             return type;
         }
 
+        ScriptType* RegisterUserDataFunctionScriptTypeOption(GenericFunctionScriptType* existing, ScriptType* returnType,
+                ScriptType* parameters[], size_t parameterCount){
+            vector<shared_ptr<const ScriptType>> vector(parameterCount);
+            for (size_t i = 0; i < parameterCount; i++){
+                vector[i] = shared_ptr<const ScriptType>(parameters[i]);
+            }
+            auto option = new UserData::UserDataFunctionOption(shared_ptr<const ScriptType>(returnType), vector);
+            existing->RegisterFunctionOption(option);
+            return existing;
+        }
+
         TypeClass GetTypeClass(ScriptType* t){
             return t->GetClass();
         }
diff --git a/src/UserData/UserDataFunction.cpp b/src/UserData/UserDataFunction.cpp
index 937c81b..b3501df 100644
--- a/src/UserData/UserDataFunction.cpp
+++ b/src/UserData/UserDataFunction.cpp
@@ -13,5 +13,11 @@ namespace Porygon::UserData{
             t->RegisterOption(opt);
             return t;
         }
+
+        void RegisterFunctionEvalValueOption(const GenericFunctionEvalValue* val,
+                const Evaluation::EvalValue* (*func)(void*, const ScriptOptions*, const EvalValue* [], int ), void* obj){
+            auto opt = new UserDataFunction(func, obj);
+            val->RegisterOption(opt);
+        }
     }
 }