update

2025.09.22_cpp_with_eigen_package/Eigen/ThreadPool

@@ -0,0 +1,80 @@
+// This file is part of Eigen, a lightweight C++ template library
+// for linear algebra.
+//
+// Copyright (C) 2016 Benoit Steiner <benoit.steiner.goog@gmail.com>
+//
+// This Source Code Form is subject to the terms of the Mozilla
+// Public License v. 2.0. If a copy of the MPL was not distributed
+// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#ifndef EIGEN_THREADPOOL_MODULE_H
+#define EIGEN_THREADPOOL_MODULE_H
+
+#include "Core"
+
+#include "src/Core/util/DisableStupidWarnings.h"
+
+/** \defgroup ThreadPool_Module ThreadPool Module
+ *
+ * This module provides 2 threadpool implementations
+ *  - a simple reference implementation
+ *  - a faster non blocking implementation
+ *
+ * \code
+ * #include <Eigen/ThreadPool>
+ * \endcode
+ */
+
+#include <cstddef>
+#include <cstring>
+#include <time.h>
+
+#include <vector>
+#include <atomic>
+#include <condition_variable>
+#include <deque>
+#include <mutex>
+#include <thread>
+#include <functional>
+#include <memory>
+#include <utility>
+
+// There are non-parenthesized calls to "max" in the  <unordered_map> header,
+// which trigger a check in test/main.h causing compilation to fail.
+// We work around the check here by removing the check for max in
+// the case where we have to emulate thread_local.
+#ifdef max
+#undef max
+#endif
+#include <unordered_map>
+
+#include "src/Core/util/Meta.h"
+#include "src/Core/util/MaxSizeVector.h"
+
+#ifndef EIGEN_MUTEX
+#define EIGEN_MUTEX std::mutex
+#endif
+#ifndef EIGEN_MUTEX_LOCK
+#define EIGEN_MUTEX_LOCK std::unique_lock<std::mutex>
+#endif
+#ifndef EIGEN_CONDVAR
+#define EIGEN_CONDVAR std::condition_variable
+#endif
+
+// IWYU pragma: begin_exports
+#include "src/ThreadPool/ThreadLocal.h"
+#include "src/ThreadPool/ThreadYield.h"
+#include "src/ThreadPool/ThreadCancel.h"
+#include "src/ThreadPool/EventCount.h"
+#include "src/ThreadPool/RunQueue.h"
+#include "src/ThreadPool/ThreadPoolInterface.h"
+#include "src/ThreadPool/ThreadEnvironment.h"
+#include "src/ThreadPool/Barrier.h"
+#include "src/ThreadPool/NonBlockingThreadPool.h"
+#include "src/ThreadPool/CoreThreadPoolDevice.h"
+#include "src/ThreadPool/ForkJoin.h"
+// IWYU pragma: end_exports
+
+#include "src/Core/util/ReenableStupidWarnings.h"
+
+#endif  // EIGEN_CXX11_THREADPOOL_MODULE_H