From a514b3bd16e4f21202cc001d9294ac2c2f206c3d Mon Sep 17 00:00:00 2001
From: "Man, Jianting (Meco)" <920369182@qq.com>
Date: Fri, 25 Mar 2022 11:07:18 -0400
Subject: [components][kconfig] 整理Kconfig目录名称和结构 (#5698)
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---
 components/cplusplus/cpp11/gcc/future | 336 ----------------------------------
 1 file changed, 336 deletions(-)
 delete mode 100644 components/cplusplus/cpp11/gcc/future

(limited to 'components/cplusplus/cpp11/gcc/future')

diff --git a/components/cplusplus/cpp11/gcc/future b/components/cplusplus/cpp11/gcc/future
deleted file mode 100644
index 6a686063fb..0000000000
--- a/components/cplusplus/cpp11/gcc/future
+++ /dev/null
@@ -1,336 +0,0 @@
-#pragma once
-
-#if __cplusplus < 201103L
-#error "C++ version lower than C++11"
-#endif
-
-#include <mutex>
-#include <condition_variable>
-#include <memory>
-#include <chrono>
-#include <cassert>
-
-namespace std {
-
-enum class future_status {
-    ready,
-    timeout,
-    deferred
-};
-
-namespace detail {
-
-class shared_state_base {
-protected:
-    typedef void (*deleter_fn)(void *v);
-
-    using scoped_lock = std::lock_guard<std::mutex>;
-    using unique_lock = std::unique_lock<std::mutex>;
-public:
-    explicit shared_state_base(deleter_fn d) : v_(nullptr), d_(d), valid_(true) {}
-
-    ~shared_state_base() { d_(v_); }
-
-    shared_state_base(shared_state_base &&other) = delete;
-
-    shared_state_base(const shared_state_base &other) = delete;
-
-    shared_state_base &operator=(shared_state_base &&other) = delete;
-
-    shared_state_base &operator=(const shared_state_base &other) = delete;
-
-    void wait() {
-        unique_lock lock(m_);
-        c_.wait(lock, [this] { return has_value(); });
-    }
-
-    template <class Rep, class Period>
-    std::future_status
-    wait_for(const std::chrono::duration<Rep, Period> &rel_time) {
-        unique_lock lock(m_);
-        if (c_.wait_for(lock, rel_time, [this] { return has_value(); })) {
-            return std::future_status::ready;
-        }
-        return std::future_status::timeout;
-    }
-
-    template <class Clock, class Duration>
-    std::future_status
-    wait_until(const std::chrono::time_point<Clock, Duration> &abs_time) {
-        unique_lock lock(m_);
-        if (c_.wait_until(lock, abs_time, [this] { return has_value(); })) {
-            return std::future_status::ready;
-        }
-        return std::future_status::timeout;
-    }
-
-protected:
-    bool has_value() { return v_ != nullptr; }
-
-protected:
-    std::mutex m_;
-    std::condition_variable c_;
-    void *v_;
-    deleter_fn d_;
-    bool valid_;
-};
-
-
-template <typename R>
-class shared_state: public shared_state_base {
-public:
-    shared_state() :shared_state_base(default_deleter_) {}
-
-    ~shared_state() {}
-
-    R &get() {
-        wait();
-        scoped_lock lock(m_);
-        assert(valid_);
-        valid_ = false;
-        return *(static_cast<R *>(v_));
-    }
-
-    void set(const R &v) {
-        scoped_lock lock(m_);
-        assert(!has_value());
-        v_ = new R(v);
-        valid_ = true;
-        c_.notify_one();
-    }
-
-    void set(R &&v) {
-        scoped_lock lock(m_);
-        assert(!has_value());
-        v_ = new R(std::move(v));
-        valid_ = true;
-        c_.notify_one();
-    }
-
-    bool valid() {
-        scoped_lock lock(m_);
-        return valid_;
-    }
-
-private:
-    static void default_deleter_(void *v) { delete static_cast<R *>(v); }
-};
-
-} // namespace detail
-
-template <typename R>
-class shared_future {
-};
-
-
-template <typename R>
-class future {
-    using state_type = std::shared_ptr<detail::shared_state<R>>;
-public:
-    future() {}
-
-    explicit future(const state_type &state) : state_(state) {}
-
-    future(future &&other) noexcept: state_(std::move(other.state_)) {
-        other.state_.reset();
-    }
-
-    future(const future &other) = delete;
-
-    ~future() {}
-
-    future &operator=(future &&other) noexcept {
-        if (&other != this) {
-            state_ = std::move(other.state_);
-            other.state_.reset();
-        }
-        return *this;
-    }
-
-    future &operator=(const future &other) = delete;
-
-    void swap(future &other) noexcept {
-        std::swap(state_, other.state_);
-    }
-
-    std::shared_future<R> share() noexcept { return std::shared_future<R>(); }
-
-    R get() { return state_->get(); }
-
-    bool valid() const noexcept { return state_->valid(); }
-
-    void wait() const { state_->wait(); }
-
-    template <class Rep, class Period>
-    std::future_status
-    wait_for(const std::chrono::duration<Rep, Period> &rel_time) const {
-        return state_->wait_for(rel_time);
-    }
-
-    template <class Clock, class Duration>
-    std::future_status
-    wait_until(const std::chrono::time_point<Clock, Duration> &abs_time) const {
-        return state_->wait_until(abs_time);
-    }
-
-private:
-    state_type state_;
-};
-
-
-template <>
-class future<void> {
-    using state_type = std::shared_ptr<detail::shared_state<int>>;
-public:
-    future() {}
-
-    explicit future(const state_type &state) : state_(state) {}
-
-    future(future &&other) noexcept: state_(std::move(other.state_)) {
-        other.state_.reset();
-    }
-
-    future(const future &other) = delete;
-
-    ~future() {}
-
-    future &operator=(future &&other) noexcept {
-        if (&other != this) {
-            state_ = std::move(other.state_);
-            other.state_.reset();
-        }
-        return *this;
-    }
-
-    future &operator=(const future &other) = delete;
-
-    void swap(future &other) noexcept {
-        std::swap(state_, other.state_);
-    }
-
-    std::shared_future<void> share() noexcept { return std::shared_future<void>(); }
-
-    void get() { state_->get(); }
-
-    bool valid() const noexcept { return state_->valid(); }
-
-    void wait() const { state_->wait(); }
-
-    template <class Rep, class Period>
-    std::future_status
-    wait_for(const std::chrono::duration<Rep, Period> &rel_time) const {
-        return state_->wait_for(rel_time);
-    }
-
-    template <class Clock, class Duration>
-    std::future_status
-    wait_until(const std::chrono::time_point<Clock, Duration> &abs_time) const {
-        return state_->wait_until(abs_time);
-    }
-
-private:
-    state_type state_;
-};
-
-
-template <typename R>
-class promise {
-    using state_type = std::shared_ptr<detail::shared_state<R>>;
-public:
-    promise() : state_(new detail::shared_state<R>()) {}
-
-    promise(promise &&other) noexcept: state_(std::move(other.state_)) {
-        other.state_.reset();
-    }
-
-    promise(const promise &other) = delete;
-
-    ~promise() {}
-
-    promise &operator=(promise &&other) noexcept {
-        if (&other != this) {
-            state_ = std::move(other.state_);
-            other.state_.reset();
-        }
-        return *this;
-    }
-
-    promise &operator=(const promise &other) = delete;
-
-    void swap(promise &other) noexcept {
-        std::swap(state_, other.state_);
-    }
-
-    std::future<R> get_future() { return std::future<R>(state_); }
-
-    void set_value(const R &value) { state_->set(value); }
-
-    void set_value(R &&value) { state_->set(std::move(value)); }
-
-    void set_value_at_thread_exit(const R &value);
-
-    void set_value_at_thread_exit(R &&value);
-
-    void set_exception(std::exception_ptr p);
-
-    void set_exception_at_thread_exit(std::exception_ptr p);
-
-private:
-    state_type state_;
-};
-
-
-template <>
-class promise<void> {
-    using state_type = std::shared_ptr<detail::shared_state<int>>;
-public:
-    promise() : state_(new detail::shared_state<int>()) {}
-
-    promise(promise &&other) noexcept: state_(std::move(other.state_)) {
-        other.state_.reset();
-    }
-
-    promise(const promise &other) = delete;
-
-    ~promise() {}
-
-    promise &operator=(promise &&other) noexcept {
-        if (&other != this) {
-            state_ = std::move(other.state_);
-            other.state_.reset();
-        }
-        return *this;
-    }
-
-    promise &operator=(const promise &other) = delete;
-
-    void swap(promise &other) noexcept {
-        std::swap(state_, other.state_);
-    }
-
-    std::future<void> get_future() { return std::future<void>(state_); }
-
-    void set_value() { state_->set(0); }
-
-    void set_value_at_thread_exit();
-
-    void set_exception(std::exception_ptr p);
-
-    void set_exception_at_thread_exit(std::exception_ptr p);
-
-private:
-    state_type state_;
-};
-
-
-template <class R>
-void swap(std::future<R> &lhs, std::future<R> &rhs) noexcept {
-    lhs.swap(rhs);
-}
-
-template <class R>
-void swap(std::promise<R> &lhs, std::promise<R> &rhs) noexcept {
-    lhs.swap(rhs);
-}
-
-} // namespace std
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