Core/Game: Move singleton instances into compilation units

* Fixes issues when building shared libraries
  (prevents gcc and clang from providing several instance)

1 files changed, 6 insertions, 0 deletions

diff --git a/src/server/game/Conditions/ConditionMgr.cpp b/src/server/game/Conditions/ConditionMgr.cpp
index 3dfbb2a12e1..c0c4c7c485c 100644
--- a/src/server/game/Conditions/ConditionMgr.cpp
+++ b/src/server/game/Conditions/ConditionMgr.cpp
@@ -926,6 +926,12 @@ bool ConditionMgr::IsObjectMeetingVendorItemConditions(uint32 creatureId, uint32
     return true;
 }
 
+ConditionMgr* ConditionMgr::instance()
+{
+    static ConditionMgr instance;
+    return &instance;
+}
+
 void ConditionMgr::LoadConditions(bool isReload)
 {
     uint32 oldMSTime = getMSTime();