text: /*
  //@HEADER
  // ************************************************************************
  //
  //                        Kokkos v. 2.0
  //              Copyright (2014) Sandia Corporation
  //
  // Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
  // the U.S. Government retains certain rights in this software.
  //
  // Redistribution and use in source and binary forms, with or without
  // modification, are permitted provided that the following conditions are
  // met:
  //
  // 1. Redistributions of source code must retain the above copyright
  // notice, this list of conditions and the following disclaimer.
  //
  // 2. Redistributions in binary form must reproduce the above copyright
  // notice, this list of conditions and the following disclaimer in the
  // documentation and/or other materials provided with the distribution.
  //
  // 3. Neither the name of the Corporation nor the names of the
  // contributors may be used to endorse or promote products derived from
  // this software without specific prior written permission.
  //
  // THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
  // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL SANDIA CORPORATION OR THE
  // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  //
  // Questions? Contact Christian R. Trott (crtrott@sandia.gov)
  //
  // ************************************************************************
  //@HEADER
  */
  
  #ifndef KOKKOS_MASTER_LOCK_HPP
  #define KOKKOS_MASTER_LOCK_HPP
  
  #include <Kokkos_Macros.hpp>
  
  namespace Kokkos { namespace Experimental {
  
  // my be used to coordinate work between master instances
  // SHOULD NOT be used within a parallel algorithm
  //
  // This lock should be used with with a scoped lock guard
  // i.e. std::unique_lock<Lock>, std::lock_guard
  //
  // cannot be copied or moved
  // has the following functions available
  //
  // Lock()
  // ~Lock()
  //
  // void lock()
  // void unlock()
  // bool try_lock()
  //
  template <typename ExecutionSpace>
  class MasterLock;
  
  }} // namespace Kokkos::Experimental
  
  #endif //KOKKOS_MASTER_LOCK_HPP
  
  