[build] rework platform/default directory and add -files.txt for vendored libs

1 files changed, 14 insertions, 0 deletions

diff --git a/platform/default/src/mbgl/util/shared_thread_pool.cpp b/platform/default/src/mbgl/util/shared_thread_pool.cpp
new file mode 100644
index 0000000000..d7facbab94
--- /dev/null
+++ b/platform/default/src/mbgl/util/shared_thread_pool.cpp
@@ -0,0 +1,14 @@
+#include <mbgl/util/shared_thread_pool.hpp>
+
+namespace mbgl {
+
+std::shared_ptr<ThreadPool> sharedThreadPool() {
+    static std::weak_ptr<ThreadPool> weak;
+    auto pool = weak.lock();
+    if (!pool) {
+        weak = pool = std::make_shared<ThreadPool>(4);
+    }
+    return pool;
+}
+
+} // namespace mbgl