thread

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/*
 * This file is part of the µOS++ project (https://micro-os-plus.github.io/).
 * Copyright (c) 2016-2025 Liviu Ionescu. All rights reserved.
 *
 * Permission to use, copy, modify, and/or distribute this software
 * for any purpose is hereby granted, under the terms of the MIT license.
 *
 * If a copy of the license was not distributed with this file, it can
 * be obtained from https://opensource.org/licenses/mit.
 */
 
/*
 * The code is inspired by LLVM libcxx and GNU libstdc++-v3.
 */
 
#ifndef CMSIS_PLUS_ESTD_THREAD_
#define CMSIS_PLUS_ESTD_THREAD_
 
// ----------------------------------------------------------------------------
 
// Include the next <thread> file found in the search path.
#pragma GCC diagnostic push
#if defined(__clang__)
#pragma clang diagnostic ignored "-Wgnu-include-next"
#endif
#include_next <thread>
#pragma GCC diagnostic pop
 
#include <type_traits>
#include <functional>
 
#include <cmsis-plus/rtos/os.h>
 
#include <cmsis-plus/estd/chrono>
 
// ----------------------------------------------------------------------------
 
namespace os
{
  namespace estd
  {
    // ------------------------------------------------------------------------
 
#include "thread_internal.h"
 
    // ========================================================================
  } /* namespace estd */
} /* namespace os */
 
namespace std
{
#if 0
// std::unary_function is deprecated in C++11.
#pragma GCC diagnostic push
#if defined(__clang__)
#pragma clang diagnostic ignored "-Wdeprecated-declarations"
#elif defined(__GNUC__)
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
#endif
 
  // Define a std::hash specialisation.
  template<>
    struct hash<os::estd::thread::id> : public std::unary_function<
        os::estd::thread::id, size_t>
    {
      inline size_t
      operator() (os::estd::thread::id v) const
      {
        return std::hash<os::estd::thread::native_handle_type> () (
            v.native_thread_);
      }
    };
 
#pragma GCC diagnostic pop
#endif
} // namespace std
 
#if defined(OS_HAS_STD_THREADS) && defined(OS_INCLUDE_STD_THREADS)
 
namespace std
{
#include "thread_internal.h"
 
  // Define a std::hash specialisation.
  template <>
  struct hash<std::thread::id>
      : public std::unary_function<std::thread::id, size_t>
  {
    inline size_t
    operator() (std::thread::id v) const
    {
      return std::hash<std::thread::native_handle_type> () (v.native_thread_);
    }
  };
 
} // namespace std
 
#endif
 
// ----------------------------------------------------------------------------
 
#endif /* CMSIS_PLUS_ESTD_THREAD_ */