1 files changed, 14 insertions, 0 deletions
diff --git a/src/mbgl/util/id.cpp b/src/mbgl/util/id.cpp
new file mode 100644
index 0000000000..4486194de4
--- /dev/null
+++ b/src/mbgl/util/id.cpp
@@ -0,0 +1,14 @@
+#include <mbgl/util/id.hpp>
+
+#include <atomic>
+
+namespace mbgl {
+namespace util {
+
+uint64_t nextID() {
+    static std::atomic<uint64_t> GUID { 0 };
+    return GUID++;
+}
+
+} // namespace util
+} // namespace mbgl