[core] option to perform platform specific operations when creating/destroying core threads

2 files changed, 16 insertions, 0 deletions

diff --git a/include/mbgl/platform/thread.hpp b/include/mbgl/platform/thread.hpp
new file mode 100644
index 0000000000..72899a4fd8
--- /dev/null
+++ b/include/mbgl/platform/thread.hpp
@@ -0,0 +1,13 @@
+#pragma once
+
+namespace mbgl {
+namespace platform {
+
+// Called when a thread is created
+void attachThread();
+
+// Called when a thread is destroyed
+void detachThread();
+
+} // namespace platform
+} // namespace mbgl
diff --git a/include/mbgl/util/thread.hpp b/include/mbgl/util/thread.hpp
index bc58427349..0e9bd8f759 100644
--- a/include/mbgl/util/thread.hpp
+++ b/include/mbgl/util/thread.hpp
@@ -6,6 +6,7 @@
 #include <mbgl/util/platform.hpp>
 #include <mbgl/util/run_loop.hpp>
 #include <mbgl/util/util.hpp>
+#include <mbgl/platform/thread.hpp>
 
 #include <cassert>
 #include <future>
@@ -55,6 +56,7 @@ public:
         ] () mutable {
             platform::setCurrentThreadName(name);
             platform::makeThreadLowPriority();
+            platform::attachThread();
 
             util::RunLoop loop_(util::RunLoop::Type::New);
             loop = &loop_;
@@ -67,6 +69,7 @@ public:
             (void) establishedActor;
             
             loop = nullptr;
+            platform::detachThread();
         });
     }