From 0fcca45387653c3fb40350d30b9244b09873daa3 Mon Sep 17 00:00:00 2001
From: Reece <me@reece.sx>
Date: Fri, 19 Nov 2021 14:38:03 +0000
Subject: [PATCH] [+] Added AUE_NOCPPSTL configuration macro. Scriptability
 will and kernel drivers shouldn't (but probably will) depend no a nostl
 assumption

---
 Include/AuroraEnum.hpp | 63 +++++++++++++++++++++++++++---------------
 1 file changed, 41 insertions(+), 22 deletions(-)

diff --git a/Include/AuroraEnum.hpp b/Include/AuroraEnum.hpp
index e0596d6..357cc19 100644
--- a/Include/AuroraEnum.hpp
+++ b/Include/AuroraEnum.hpp
@@ -13,31 +13,33 @@
 
 #if defined(AUE_OUT_OF_ECOSYSTEM)
 
-#include <unordered_map>
-#include <string>
-#include <functional>
+    #if !defined(AUE_NOCPPSTL)
+        #include <unordered_map>
+        #include <string>
+        #include <functional>
 
-#if !defined(AU_AuHashMap)
-#define AU_AuHashMap
-template<typename T, typename Z>
-using AuHashMap = std::unordered_map<T, Z>;
-#endif
+        #if !defined(AU_AuHashMap)
+            #define AU_AuHashMap
+            template<typename T, typename Z>
+            using AuHashMap = std::unordered_map<T, Z>;
+        #endif
 
-#if !defined(AU_AuString)
-#define AU_AuString
-using AuString = std::string;
-#endif
+        #if !defined(AU_AuString)
+            #define AU_AuString
+            using AuString = std::string;
+        #endif
 
-#if !defined(AU_UInt)
-#define AU_UInt
-using AuUInt = size_t;
-#endif
+        #if !defined(AU_AuConsumer)
+            #define AU_AuConsumer
+            template<typename ... T>
+            using AuConsumer = std::function<void(T...)>;
+        #endif
+    #endif
 
-#if !defined(AU_Consumer)
-#define AU_Consumer
-template<typename ... T>
-using AuConsumer = std::function<void(T...)>;
-#endif
+    #if !defined(AU_AuUInt)
+        #define AU_AuUInt
+        using AuUInt = size_t;
+    #endif
 
 #endif
 
@@ -90,4 +92,21 @@ using AuConsumer = std::function<void(T...)>;
                                   static const name k ## name ## MaxLegal = static_cast<name>(k ## name ## Count - 1); \
                                   static const name k ## name ## MinLegal = static_cast<name>(0);
 
-#define AUE_ITERATE(name, index) name index = static_cast<name>(0); static_cast<AuUInt>(index) < static_cast<AuUInt>(name::kEnumCount); index = static_cast<name>(static_cast<AuUInt>(index) + 1)
\ No newline at end of file
+#define AUE_ITERATE(name, index) name index = static_cast<name>(0); static_cast<AuUInt>(index) < static_cast<AuUInt>(name::kEnumCount); index = static_cast<name>(static_cast<AuUInt>(index) + 1)
+
+///////////////////////////////////////////////////////////////////////////////////////////
+// Limited support for when there is no STL or STL-like library available
+///////////////////////////////////////////////////////////////////////////////////////////
+
+#if defined(AUE_NOCPPSTL)
+    #undef AUE_DEFINE
+    #define AUE_DEFINE(name, vals)  enum class name { AU_FOR_EACH(AUE_EMIT_ARRAY, AUE_STRIP_BRACKETS(vals)) kEnumCount }; \
+                                    static inline const char * k ## name ## ToString[static_cast<AuUInt>(name::kEnumCount)] = { AU_FOR_EACH(AUE_EMIT_A, AUE_STRIP_BRACKETS(vals)) }; \
+                                    static inline const name k ## name ## Values[static_cast<AuUInt>(name::kEnumCount)] = { AU_FOR_EACH_THAT(AUE_EMIT_D, name, AUE_STRIP_BRACKETS(vals)) }; \
+                                    static inline const char * name ## ToString(name val) { static const char * invalid = "kEnumCount"; if (static_cast<AuUInt>(val) >= static_cast<AuUInt>(name::kEnumCount)) return invalid; return k ## name ## ToString[static_cast<AuUInt>(val)]; } \
+                                    static inline bool name ## IsValid(name val) { return static_cast<AuUInt>(val) < static_cast<AuUInt>(name::kEnumCount); } \
+                                    static const AuUInt k ## name ## Count = static_cast<AuUInt>(name::kEnumCount); \
+                                    static const name k ## name ## Invalid = name::kEnumCount; \
+                                    static const name k ## name ## MaxLegal = static_cast<name>(k ## name ## Count - 1); \
+                                    static const name k ## name ## MinLegal = static_cast<name>(0);
+#endif
\ No newline at end of file