//usr/include/c++/11/bits
146 items
NAME ↑ SIZE MODIFIED PERMS ACTIONS
.. / Parent Directory
algorithmfwd.h — 23.97 KB
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align.h — 3.62 KB
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alloc_traits.h — 26.98 KB
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allocated_ptr.h — 3.25 KB
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allocator.h — 9.51 KB
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atomic_base.h — 56.07 KB
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atomic_futex.h — 12.1 KB
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atomic_lockfree_defines.h — 2.3 KB
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atomic_timed_wait.h — 13.21 KB
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atomic_wait.h — 12.26 KB
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basic_ios.h — 15.7 KB
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basic_ios.tcc — 5.94 KB
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basic_string.h — 246.04 KB
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basic_string.tcc — 52.92 KB
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boost_concept_check.h — 26.54 KB
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c++0x_warning.h — 1.44 KB
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char_traits.h — 28.66 KB
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charconv.h — 3.35 KB
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codecvt.h — 24.9 KB
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concept_check.h — 3.34 KB
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cpp_type_traits.h — 13.67 KB
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cxxabi_forced.h — 1.77 KB
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cxxabi_init_exception.h — 2.17 KB
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deque.tcc — 41.37 KB
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enable_special_members.h — 12.16 KB
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erase_if.h — 2.02 KB
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exception.h — 2.45 KB
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exception_defines.h — 1.61 KB
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exception_ptr.h — 7.46 KB
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forward_list.h — 49.21 KB
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forward_list.tcc — 13.71 KB
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fs_dir.h — 16.23 KB
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fs_fwd.h — 10.65 KB
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fs_ops.h — 10.49 KB
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fs_path.h — 39.49 KB
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fstream.tcc — 32.88 KB
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functexcept.h — 3.43 KB
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functional_hash.h — 8.39 KB
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gslice.h — 5.39 KB
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gslice_array.h — 7.71 KB
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hash_bytes.h — 2.1 KB
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hashtable.h — 82.94 KB
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hashtable_policy.h — 60.84 KB
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indirect_array.h — 7.72 KB
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invoke.h — 5.92 KB
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ios_base.h — 31.19 KB
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istream.tcc — 30.85 KB
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iterator_concepts.h — 32.55 KB
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list.tcc — 16.8 KB
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locale_classes.h — 24.46 KB
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locale_classes.tcc — 8.18 KB
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locale_conv.h — 18.38 KB
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locale_facets.h — 91.46 KB
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locale_facets.tcc — 39.51 KB
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locale_facets_nonio.h — 68.07 KB
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locale_facets_nonio.tcc — 46.42 KB
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localefwd.h — 5.8 KB
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mask_array.h — 7.54 KB
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max_size_type.h — 22.18 KB
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memoryfwd.h — 2.45 KB
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move.h — 6.64 KB
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nested_exception.h — 4.77 KB
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node_handle.h — 11.07 KB
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ostream.tcc — 12.03 KB
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ostream_insert.h — 3.94 KB
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parse_numbers.h — 7.79 KB
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postypes.h — 8.27 KB
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predefined_ops.h — 9.94 KB
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ptr_traits.h — 6.55 KB
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quoted_string.h — 4.93 KB
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random.h — 174.18 KB
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random.tcc — 103.21 KB
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range_access.h — 10.46 KB
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ranges_algo.h — 114.09 KB
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ranges_algobase.h — 18.43 KB
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ranges_base.h — 23.82 KB
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ranges_cmp.h — 5.88 KB
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ranges_uninitialized.h — 17.71 KB
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ranges_util.h — 20.11 KB
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refwrap.h — 12.9 KB
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regex.h — 101.53 KB
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regex.tcc — 16.11 KB
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regex_automaton.h — 10.54 KB
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regex_automaton.tcc — 7.54 KB
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regex_compiler.h — 15.84 KB
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regex_compiler.tcc — 18.71 KB
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regex_constants.h — 15.18 KB
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regex_error.h — 4.9 KB
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regex_executor.h — 8.64 KB
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regex_executor.tcc — 18.4 KB
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regex_scanner.h — 6.88 KB
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regex_scanner.tcc — 14.89 KB
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semaphore_base.h — 7.75 KB
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shared_ptr.h — 30.25 KB
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shared_ptr_atomic.h — 9.64 KB
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shared_ptr_base.h — 53.62 KB
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slice_array.h — 9.39 KB
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specfun.h — 46.13 KB
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sstream.tcc — 9.91 KB
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std_abs.h — 3.28 KB
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std_function.h — 22.33 KB
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std_mutex.h — 6.29 KB
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std_thread.h — 8.39 KB
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stl_algo.h — 209.67 KB
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stl_algobase.h — 74.6 KB
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stl_bvector.h — 34.74 KB
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stl_construct.h — 8.59 KB
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stl_deque.h — 75.17 KB
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stl_function.h — 42.87 KB
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stl_heap.h — 20.27 KB
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stl_iterator.h — 77 KB
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stl_iterator_base_funcs.h — 7.99 KB
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stl_iterator_base_types.h — 9.44 KB
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stl_list.h — 68.14 KB
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stl_map.h — 53.41 KB
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stl_multimap.h — 42.51 KB
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stl_multiset.h — 36.79 KB
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stl_numeric.h — 14.26 KB
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stl_pair.h — 19.66 KB
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stl_queue.h — 24.45 KB
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stl_raw_storage_iter.h — 3.74 KB
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stl_relops.h — 4.49 KB
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stl_set.h — 37.05 KB
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stl_stack.h — 12.39 KB
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stl_tempbuf.h — 8.45 KB
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stl_tree.h — 72.16 KB
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stl_uninitialized.h — 33.22 KB
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stl_vector.h — 64.37 KB
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stream_iterator.h — 7.52 KB
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streambuf.tcc — 4.81 KB
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streambuf_iterator.h — 15.17 KB
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string_view.tcc — 7 KB
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stringfwd.h — 2.63 KB
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this_thread_sleep.h — 3.23 KB
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uniform_int_dist.h — 12.75 KB
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unique_lock.h — 6 KB
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unique_ptr.h — 31.77 KB
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unordered_map.h — 74.87 KB
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unordered_set.h — 61.46 KB
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uses_allocator.h — 6.74 KB
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uses_allocator_args.h — 7.38 KB
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valarray_after.h — 22.74 KB
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valarray_array.h — 20.8 KB
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valarray_array.tcc — 7.08 KB
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valarray_before.h — 18.69 KB
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vector.tcc — 30.26 KB
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// std::thread declarations -*- C++ -*- // Copyright (C) 2008-2021 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // Under Section 7 of GPL version 3, you are granted additional // permissions described in the GCC Runtime Library Exception, version // 3.1, as published by the Free Software Foundation. // You should have received a copy of the GNU General Public License and // a copy of the GCC Runtime Library Exception along with this program; // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see // . /** @file bits/std_thread.h * This is an internal header file, included by other library headers. * Do not attempt to use it directly. @headername{thread} */ #ifndef _GLIBCXX_THREAD_H #define _GLIBCXX_THREAD_H 1 #pragma GCC system_header #if __cplusplus >= 201103L #include #include // std::terminate #include // std::basic_ostream #include // std::tuple #include // std::hash #include // std::__invoke #include // not required, but helpful to users #include // std::unique_ptr #ifdef _GLIBCXX_HAS_GTHREADS # include #else # include # include #endif namespace std _GLIBCXX_VISIBILITY(default) { _GLIBCXX_BEGIN_NAMESPACE_VERSION /** @addtogroup threads * @{ */ /// thread class thread { public: #ifdef _GLIBCXX_HAS_GTHREADS // Abstract base class for types that wrap arbitrary functors to be // invoked in the new thread of execution. struct _State { virtual ~_State(); virtual void _M_run() = 0; }; using _State_ptr = unique_ptr<_State>; using native_handle_type = __gthread_t; #else using native_handle_type = int; #endif /// thread::id class id { native_handle_type _M_thread; public: id() noexcept : _M_thread() { } explicit id(native_handle_type __id) : _M_thread(__id) { } private: friend class thread; friend struct hash; friend bool operator==(id __x, id __y) noexcept; #if __cpp_lib_three_way_comparison friend strong_ordering operator<=>(id __x, id __y) noexcept; #else friend bool operator<(id __x, id __y) noexcept; #endif template friend basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __out, id __id); }; private: id _M_id; // _GLIBCXX_RESOLVE_LIB_DEFECTS // 2097. packaged_task constructors should be constrained // 3039. Unnecessary decay in thread and packaged_task template using __not_same = __not_, thread>>; public: thread() noexcept = default; #ifdef _GLIBCXX_HAS_GTHREADS template>> explicit thread(_Callable&& __f, _Args&&... __args) { static_assert( __is_invocable::type, typename decay<_Args>::type...>::value, "std::thread arguments must be invocable after conversion to rvalues" ); #ifdef GTHR_ACTIVE_PROXY // Create a reference to pthread_create, not just the gthr weak symbol. auto __depend = reinterpret_cast(&pthread_create); #else auto __depend = nullptr; #endif using _Wrapper = _Call_wrapper<_Callable, _Args...>; // Create a call wrapper with DECAY_COPY(__f) as its target object // and DECAY_COPY(__args)... as its bound argument entities. _M_start_thread(_State_ptr(new _State_impl<_Wrapper>( std::forward<_Callable>(__f), std::forward<_Args>(__args)...)), __depend); } #endif // _GLIBCXX_HAS_GTHREADS ~thread() { if (joinable()) std::terminate(); } thread(const thread&) = delete; thread(thread&& __t) noexcept { swap(__t); } thread& operator=(const thread&) = delete; thread& operator=(thread&& __t) noexcept { if (joinable()) std::terminate(); swap(__t); return *this; } void swap(thread& __t) noexcept { std::swap(_M_id, __t._M_id); } bool joinable() const noexcept { return !(_M_id == id()); } void join(); void detach(); id get_id() const noexcept { return _M_id; } /** @pre thread is joinable */ native_handle_type native_handle() { return _M_id._M_thread; } // Returns a value that hints at the number of hardware thread contexts. static unsigned int hardware_concurrency() noexcept; #ifdef _GLIBCXX_HAS_GTHREADS private: template struct _State_impl : public _State { _Callable _M_func; template _State_impl(_Args&&... __args) : _M_func(std::forward<_Args>(__args)...) { } void _M_run() { _M_func(); } }; void _M_start_thread(_State_ptr, void (*)()); #if _GLIBCXX_THREAD_ABI_COMPAT public: struct _Impl_base; typedef shared_ptr<_Impl_base> __shared_base_type; struct _Impl_base { __shared_base_type _M_this_ptr; virtual ~_Impl_base() = default; virtual void _M_run() = 0; }; private: void _M_start_thread(__shared_base_type, void (*)()); void _M_start_thread(__shared_base_type); #endif private: // A call wrapper that does INVOKE(forwarded tuple elements...) template struct _Invoker { template explicit _Invoker(_Args&&... __args) : _M_t(std::forward<_Args>(__args)...) { } _Tuple _M_t; template struct __result; template struct __result> : __invoke_result<_Fn, _Args...> { }; template typename __result<_Tuple>::type _M_invoke(_Index_tuple<_Ind...>) { return std::__invoke(std::get<_Ind>(std::move(_M_t))...); } typename __result<_Tuple>::type operator()() { using _Indices = typename _Build_index_tuple::value>::__type; return _M_invoke(_Indices()); } }; public: template using _Call_wrapper = _Invoker::type...>>; #endif // _GLIBCXX_HAS_GTHREADS }; #ifndef _GLIBCXX_HAS_GTHREADS inline void thread::join() { std::__throw_system_error(EINVAL); } inline void thread::detach() { std::__throw_system_error(EINVAL); } inline unsigned int thread::hardware_concurrency() noexcept { return 0; } #endif inline void swap(thread& __x, thread& __y) noexcept { __x.swap(__y); } inline bool operator==(thread::id __x, thread::id __y) noexcept { // pthread_equal is undefined if either thread ID is not valid, so we // can't safely use __gthread_equal on default-constructed values (nor // the non-zero value returned by this_thread::get_id() for // single-threaded programs using GNU libc). Assume EqualityComparable. return __x._M_thread == __y._M_thread; } // N.B. other comparison operators are defined in // DR 889. /// std::hash specialization for thread::id. template<> struct hash : public __hash_base { size_t operator()(const thread::id& __id) const noexcept { return std::_Hash_impl::hash(__id._M_thread); } }; namespace this_thread { /// this_thread::get_id inline thread::id get_id() noexcept { #ifndef _GLIBCXX_HAS_GTHREADS return thread::id(1); #elif defined _GLIBCXX_NATIVE_THREAD_ID return thread::id(_GLIBCXX_NATIVE_THREAD_ID); #else return thread::id(__gthread_self()); #endif } /// this_thread::yield inline void yield() noexcept { #if defined _GLIBCXX_HAS_GTHREADS && defined _GLIBCXX_USE_SCHED_YIELD __gthread_yield(); #endif } } // namespace this_thread /// @} _GLIBCXX_END_NAMESPACE_VERSION } // namespace #endif // C++11 #endif // _GLIBCXX_THREAD_H