1 files changed, 23 insertions, 0 deletions
diff --git a/source/base/StarRootBase.cpp b/source/base/StarRootBase.cpp
new file mode 100644
index 0000000..e6bd99d
--- /dev/null
+++ b/source/base/StarRootBase.cpp
@@ -0,0 +1,23 @@
+#include "StarRootBase.hpp"
+
+namespace Star {
+  atomic<RootBase*> RootBase::s_singleton;
+
+  RootBase* RootBase::singletonPtr() {
+    return s_singleton.load();
+  }
+
+  RootBase& RootBase::singleton() {
+    auto ptr = s_singleton.load();
+    if (!ptr)
+      throw RootException("RootBase::singleton() called with no Root instance available");
+    else
+      return *ptr;
+  }
+
+  RootBase::RootBase() {
+    RootBase* oldRoot = nullptr;
+    if (!s_singleton.compare_exchange_strong(oldRoot, this))
+      throw RootException("Singleton Root has been constructed twice");
+  }
+}
+\ No newline at end of file