Core: ported headers cleanup from master branch

src/server/database/Database/MySQLThreading.cpp

@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 2008-2017 TrinityCore <http://www.trinitycore.org/>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "MySQLThreading.h"
+#ifdef _WIN32 // hack for broken mysql.h not including the correct winsock header for SOCKET definition, fixed in 5.7
+#include <winsock2.h>
+#endif
+#include <mysql.h>
+
+void MySQL::Library_Init()
+{
+    mysql_library_init(-1, nullptr, nullptr);
+}
+
+void MySQL::Library_End()
+{
+    mysql_library_end();
+}