Boost C++ Libraries

This header defines an exclusive lock guard.

namespace boost {
  namespace sync {
    template<typename Mutex> class lock_guard;
  }
}

This header declares an exclusive lock guard.

namespace boost {
  namespace sync {
    struct adopt_lock_t;
    struct defer_lock_t;
    struct try_to_lock_t;

    constexpr defer_lock_t defer_lock;
    constexpr try_to_lock_t try_to_lock;
    constexpr adopt_lock_t adopt_lock;
  }
}

This header defines a shared lock guard.

namespace boost {
  namespace sync {
    template<typename Mutex> class shared_lock;
    template<typename Mutex> 
      void swap(shared_lock< Mutex > &, shared_lock< Mutex > &);
  }
}

This header declares a shared lock guard.

This header defines an exclusive lock guard.

namespace boost {
  namespace sync {
    template<typename Mutex> class shared_lock_guard;
  }
}

This header declares a shared lock guard.

This header defines an exclusive lock guard.

namespace boost {
  namespace sync {
    template<typename Mutex> class unique_lock;
    template<typename Mutex> 
      void swap(unique_lock< Mutex > &, unique_lock< Mutex > &);
  }
}

This header declares an exclusive lock guard.

This header defines a scope guard temporarily releases a lock.

namespace boost {
  namespace sync {
    template<typename Lockable> class unlock_guard;
  }
}

This header declares a scope guard that temporarily releases the lock.

This header defines an upgradeable lock guard.

namespace boost {
  namespace sync {
    template<typename Mutex> class upgrade_lock;
    template<typename Mutex> 
      void swap(upgrade_lock< Mutex > &, upgrade_lock< Mutex > &);
  }
}

This header declares an upgrade lock guard.