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-rw-r--r--src/app.hpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/app.hpp b/src/app.hpp
index a0615d5..3467666 100644
--- a/src/app.hpp
+++ b/src/app.hpp
@@ -24,6 +24,7 @@
#include <unordered_map>
#include <unordered_set>
#include <experimental/optional>
+#include <mutex>
#include "config.hpp"
#include "controller_hooks.hpp"
#include "layers.hpp"
@@ -263,6 +264,7 @@ private:
std::unordered_map<std::string, std::string> role2drawingname_;
std::unordered_map<int, int> appid2role_;
CarInfo crr_car_info_;
+ std::mutex mtx;
int allocateSurface();
void setSurfaceSize(const char* role, const char* area);