std::lock_guard< _Mutex >(3) Library Functions Manual NAME std::lock_guard< _Mutex > - A simple scoped lock type. SYNOPSIS #include Public Types typedef _Mutex mutex_type Public Member Functions lock_guard (const lock_guard &)=delete lock_guard (mutex_type &__m) lock_guard (mutex_type &__m, adopt_lock_t) noexcept lock_guard & operator= (const lock_guard &)=delete Detailed Description template class std::lock_guard< _Mutex >"A simple scoped lock type. A lock_guard controls mutex ownership within a scope, releasing ownership in the destructor. Since C++11 Author Generated automatically by Doxygen for libstdc++ from the source code. libstdc++ std::lock_guard< _Mutex >(3)