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Commit 58c86fef by Marcus Winter
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mtapi_cpp: used double-checked locking pattern in Node::GetInstance

parent 049b3b00
Inline Side-by-side
Showing with 2 additions and 0 deletions
mtapi_cpp/src/node.cc
...@@ -198,6 +198,7 @@ bool Node::IsInitialized() { ...@@ -198,6 +198,7 @@ bool Node::IsInitialized() {
Node & Node::GetInstance() { Node & Node::GetInstance() {
#if MTAPI_CPP_AUTOMATIC_INITIALIZE #if MTAPI_CPP_AUTOMATIC_INITIALIZE
if (!IsInitialized()) {
init_mutex.Lock(); init_mutex.Lock();
if (!IsInitialized()) { if (!IsInitialized()) {
Node::Initialize( Node::Initialize(
...@@ -205,6 +206,7 @@ Node & Node::GetInstance() { ...@@ -205,6 +206,7 @@ Node & Node::GetInstance() {
atexit(Node::Finalize); atexit(Node::Finalize);
} }
init_mutex.Unlock(); init_mutex.Unlock();
}
return *node_instance; return *node_instance;
#else #else
if (IsInitialized()) { if (IsInitialized()) {
......
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