[10369] Implement UNORDERED_SET support.

Signed-off-by: VladimirMangos <vladimir@getmangos.com>

Also added compatibility code for old Visual Studio versions
for non standard way hash calculation for hash_set.

Thanks to Lynx3D for help in Unix side testing.

src/framework/Utilities/UnorderedMap.h

@@ -23,31 +23,41 @@
 #include "Platform/Define.h"
 
 #if COMPILER == COMPILER_INTEL
-#include <ext/hash_map>
+#  include <ext/hash_map>
+#  include <ext/hash_set>
 #elif COMPILER == COMPILER_GNU && (__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__ >= 3)
-#include <tr1/unordered_map>
+#  include <tr1/unordered_map>
+#  include <tr1/unordered_set>
 #elif COMPILER == COMPILER_GNU && __GNUC__ >= 3
-#include <ext/hash_map>
+#  include <ext/hash_map>
+#  include <ext/hash_set>
 #elif COMPILER == COMPILER_MICROSOFT && _MSC_VER >= 1500 && _HAS_TR1   // VC9.0 SP1 and later
-#include <unordered_map>
+#  include <unordered_map>
+#  include <unordered_set>
 #else
-#include <hash_map>
+#  include <hash_map>
+#  include <hash_set>
 #endif
 
 #ifdef _STLPORT_VERSION
 #  define UNORDERED_MAP std::hash_map
+#  define UNORDERED_SET std::hash_set
 #  define HASH_NAMESPACE_START namespace std {
 #  define HASH_NAMESPACE_END }
 using std::hash_map;
+using std::hash_set;
 #elif COMPILER == COMPILER_MICROSOFT && _MSC_VER >= 1500 && _HAS_TR1
 #  define UNORDERED_MAP std::tr1::unordered_map
+#  define UNORDERED_SET std::tr1::unordered_set
 #  define HASH_NAMESPACE_START namespace std {
 #  define HASH_NAMESPACE_END }
 #elif COMPILER == COMPILER_MICROSOFT && _MSC_VER >= 1300
 #  define UNORDERED_MAP stdext::hash_map
+#  define UNORDERED_SET stdext::hash_set
 #  define HASH_NAMESPACE_START namespace stdext {
 #  define HASH_NAMESPACE_END }
 using stdext::hash_map;
+using stdext::hash_set;
 
 #if !_HAS_TRADITIONAL_STL
 
@@ -67,15 +77,19 @@ HASH_NAMESPACE_END
 
 #elif COMPILER == COMPILER_INTEL
 #  define UNORDERED_MAP std::hash_map
+#  define UNORDERED_SET std::hash_set
 #  define HASH_NAMESPACE_START namespace std {
 #  define HASH_NAMESPACE_END }
 using std::hash_map;
+using std::hash_set;
 #elif COMPILER == COMPILER_GNU && (__GNUC__ > 4 || __GNUC__ == 4 && __GNUC_MINOR__ >= 3)
-#define UNORDERED_MAP std::tr1::unordered_map
+#  define UNORDERED_MAP std::tr1::unordered_map
+#  define UNORDERED_SET std::tr1::unordered_set
 #  define HASH_NAMESPACE_START namespace std { namespace tr1 {
 #  define HASH_NAMESPACE_END } }
 #elif COMPILER == COMPILER_GNU && __GNUC__ >= 3
 #  define UNORDERED_MAP __gnu_cxx::hash_map
+#  define UNORDERED_SET __gnu_cxx::hash_set
 #  define HASH_NAMESPACE_START namespace __gnu_cxx {
 #  define HASH_NAMESPACE_END }
 
@@ -102,13 +116,27 @@ HASH_NAMESPACE_START
             return hash<const char *>()(__x.c_str());
         }
     };
+
 HASH_NAMESPACE_END
 
 #else
 #  define UNORDERED_MAP std::hash_map
+#  define UNORDERED_SET std::hash_set
 #  define HASH_NAMESPACE_START namespace std {
 #  define HASH_NAMESPACE_END }
 using std::hash_map;
+using std::hash_set;
+#endif
+
+#if COMPILER != COMPILER_MICROSOFT
+
+// Visual Studio use non standard hash calculation function, so provide fake forward for other
+HASH_NAMESPACE_START
+
+template<class K>
+size_t hash_value(K const&);
+
+HASH_NAMESPACE_END
 
 #endif
 

src/game/ObjectGuid.h

@@ -292,6 +292,12 @@ HASH_NAMESPACE_START
             }
     };
 
+    // for pre-TR1 Visual Studio versions (VS90 SP1 or early)
+    inline size_t hash_value(ObjectGuid const& key)
+    {
+        return hash_value(key.GetRawValue());
+    }
+
 HASH_NAMESPACE_END
 
 #endif

src/shared/revision_nr.h

@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "10368"
+ #define REVISION_NR "10369"
 #endif // __REVISION_NR_H__