added AngelScript; work on extractor

hecl/lib/Database/ASEngine.cpp

@@ -0,0 +1,21 @@
+#include "HECL/Database.hpp"
+
+namespace HECL
+{
+namespace Database
+{
+
+/* Centralized AngelScript engine */
+AngelScript::asIScriptEngine* asENGINE = nullptr;
+
+static bool InitEntered = false;
+void InitASEngine()
+{
+    if (InitEntered)
+        return;
+    InitEntered = true;
+    assert(asENGINE = AngelScript::asCreateScriptEngine(ANGELSCRIPT_VERSION));
+}
+
+}
+}

hecl/lib/Database/ASInit.cpp

@@ -0,0 +1,24 @@
+#include "HECL/Database.hpp"
+
+namespace HECL
+{
+namespace Database
+{
+
+static std::string StringFactory(unsigned int byteLength, const char *s)
+{
+    return std::string(s, byteLength);
+}
+
+ASStringType asSTRINGTYPE;
+ASStringType::ASStringType() : ASType<std::string>("", "string")
+{
+    assert(asENGINE->RegisterStringFactory("string",
+                                           AngelScript::asFUNCTION(StringFactory),
+                                           AngelScript::asCALL_CDECL) >= 0);
+}
+
+}
+}
+
+

hecl/lib/Database/CMakeLists.txt

@@ -1,3 +1,7 @@
+add_library(HECLDatabaseInit
+            Registry.cpp
+            ASInit.cpp)
 add_library(HECLDatabase
-            Project.cpp
-            Registry.cpp)
+            ASEngine.cpp
+            Project.cpp)
+