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Name	Size	Permission	Date
algorithmfwd.h	23.97 KB	-rw-r--r--	2023-01-08 09:12
align.h	3.62 KB	-rw-r--r--	2023-01-08 09:12
alloc_traits.h	27.03 KB	-rw-r--r--	2023-01-08 09:12
allocated_ptr.h	3.25 KB	-rw-r--r--	2023-01-08 09:12
allocator.h	9.55 KB	-rw-r--r--	2023-01-08 09:12
atomic_base.h	56.73 KB	-rw-r--r--	2023-01-08 09:12
atomic_futex.h	12.08 KB	-rw-r--r--	2023-01-08 09:12
atomic_lockfree_defines.h	2.3 KB	-rw-r--r--	2023-01-08 09:12
atomic_timed_wait.h	13.18 KB	-rw-r--r--	2023-01-08 09:12
atomic_wait.h	12.2 KB	-rw-r--r--	2023-01-08 09:12
basic_ios.h	15.7 KB	-rw-r--r--	2023-01-08 09:12
basic_ios.tcc	5.96 KB	-rw-r--r--	2023-01-08 09:12
basic_string.h	149.19 KB	-rw-r--r--	2023-01-08 09:12
basic_string.tcc	33.76 KB	-rw-r--r--	2023-01-08 09:12
boost_concept_check.h	29.13 KB	-rw-r--r--	2023-01-08 09:12
c++0x_warning.h	1.44 KB	-rw-r--r--	2023-01-08 09:12
char_traits.h	28.54 KB	-rw-r--r--	2023-01-08 09:12
charconv.h	3.35 KB	-rw-r--r--	2023-01-08 09:12
chrono.h	41.53 KB	-rw-r--r--	2023-01-08 09:12
codecvt.h	24.9 KB	-rw-r--r--	2023-01-08 09:12
concept_check.h	3.34 KB	-rw-r--r--	2023-01-08 09:12
cow_string.h	129.11 KB	-rw-r--r--	2023-01-08 09:12
cpp_type_traits.h	13.72 KB	-rw-r--r--	2023-01-08 09:12
cxxabi_forced.h	1.77 KB	-rw-r--r--	2023-01-08 09:12
cxxabi_init_exception.h	2.17 KB	-rw-r--r--	2023-01-08 09:12
deque.tcc	41.38 KB	-rw-r--r--	2023-01-08 09:12
enable_special_members.h	12.16 KB	-rw-r--r--	2023-01-08 09:12
erase_if.h	2.09 KB	-rw-r--r--	2023-01-08 09:12
exception.h	2.45 KB	-rw-r--r--	2023-01-08 09:12
exception_defines.h	1.61 KB	-rw-r--r--	2023-01-08 09:12
exception_ptr.h	7.73 KB	-rw-r--r--	2023-01-08 09:12
forward_list.h	49.87 KB	-rw-r--r--	2023-01-08 09:12
forward_list.tcc	13.71 KB	-rw-r--r--	2023-01-08 09:12
fs_dir.h	16.23 KB	-rw-r--r--	2023-01-08 09:12
fs_fwd.h	10.66 KB	-rw-r--r--	2023-01-08 09:12
fs_ops.h	10.49 KB	-rw-r--r--	2023-01-08 09:12
fs_path.h	40.57 KB	-rw-r--r--	2023-01-08 09:12
fstream.tcc	32.88 KB	-rw-r--r--	2023-01-08 09:12
functexcept.h	3.43 KB	-rw-r--r--	2023-01-08 09:12
functional_hash.h	8.51 KB	-rw-r--r--	2023-01-08 09:12
gslice.h	5.39 KB	-rw-r--r--	2023-01-08 09:12
gslice_array.h	7.67 KB	-rw-r--r--	2023-01-08 09:12
hash_bytes.h	2.1 KB	-rw-r--r--	2023-01-08 09:12
hashtable.h	87.83 KB	-rw-r--r--	2023-01-08 09:12
hashtable_policy.h	63.21 KB	-rw-r--r--	2023-01-08 09:12
indirect_array.h	7.68 KB	-rw-r--r--	2023-01-08 09:12
invoke.h	5.92 KB	-rw-r--r--	2023-01-08 09:12
ios_base.h	31.43 KB	-rw-r--r--	2023-01-08 09:12
istream.tcc	31.38 KB	-rw-r--r--	2023-01-08 09:12
iterator_concepts.h	32.61 KB	-rw-r--r--	2023-01-08 09:12
list.tcc	17.62 KB	-rw-r--r--	2023-01-08 09:12
locale_classes.h	24.46 KB	-rw-r--r--	2023-01-08 09:12
locale_classes.tcc	8.18 KB	-rw-r--r--	2023-01-08 09:12
locale_conv.h	18.74 KB	-rw-r--r--	2023-01-08 09:12
locale_facets.h	91.72 KB	-rw-r--r--	2023-01-08 09:12
locale_facets.tcc	39.51 KB	-rw-r--r--	2023-01-08 09:12
locale_facets_nonio.h	69.1 KB	-rw-r--r--	2023-01-08 09:12
locale_facets_nonio.tcc	53.76 KB	-rw-r--r--	2023-01-08 09:12
localefwd.h	5.8 KB	-rw-r--r--	2023-01-08 09:12
mask_array.h	7.5 KB	-rw-r--r--	2023-01-08 09:12
max_size_type.h	21.96 KB	-rw-r--r--	2023-01-08 09:12
memoryfwd.h	2.45 KB	-rw-r--r--	2023-01-08 09:12
mofunc_impl.h	7.52 KB	-rw-r--r--	2023-01-08 09:12
move.h	6.63 KB	-rw-r--r--	2023-01-08 09:12
move_only_function.h	5.73 KB	-rw-r--r--	2023-01-08 09:12
nested_exception.h	4.77 KB	-rw-r--r--	2023-01-08 09:12
new_allocator.h	6.47 KB	-rw-r--r--	2023-01-08 09:12
node_handle.h	10.67 KB	-rw-r--r--	2023-01-08 09:12
ostream.tcc	11.69 KB	-rw-r--r--	2023-01-08 09:12
ostream_insert.h	3.94 KB	-rw-r--r--	2023-01-08 09:12
parse_numbers.h	7.8 KB	-rw-r--r--	2023-01-08 09:12
postypes.h	7.33 KB	-rw-r--r--	2023-01-08 09:12
predefined_ops.h	9.94 KB	-rw-r--r--	2023-01-08 09:12
ptr_traits.h	8.88 KB	-rw-r--r--	2023-01-08 09:12
quoted_string.h	4.93 KB	-rw-r--r--	2023-01-08 09:12
random.h	174.24 KB	-rw-r--r--	2023-01-08 09:12
random.tcc	103.38 KB	-rw-r--r--	2023-01-08 09:12
range_access.h	10.97 KB	-rw-r--r--	2023-01-08 09:12
ranges_algo.h	114.1 KB	-rw-r--r--	2023-01-08 09:12
ranges_algobase.h	18.4 KB	-rw-r--r--	2023-01-08 09:12
ranges_base.h	25.61 KB	-rw-r--r--	2023-01-08 09:12
ranges_cmp.h	5.83 KB	-rw-r--r--	2023-01-08 09:12
ranges_uninitialized.h	17.71 KB	-rw-r--r--	2023-01-08 09:12
ranges_util.h	21.3 KB	-rw-r--r--	2023-01-08 09:12
refwrap.h	13.21 KB	-rw-r--r--	2023-01-08 09:12
regex.h	101.77 KB	-rw-r--r--	2023-01-08 09:12
regex.tcc	16.13 KB	-rw-r--r--	2023-01-08 09:12
regex_automaton.h	10.54 KB	-rw-r--r--	2023-01-08 09:12
regex_automaton.tcc	7.58 KB	-rw-r--r--	2023-01-08 09:12
regex_compiler.h	15.92 KB	-rw-r--r--	2023-01-08 09:12
regex_compiler.tcc	18.38 KB	-rw-r--r--	2023-01-08 09:12
regex_constants.h	14.51 KB	-rw-r--r--	2023-01-08 09:12
regex_error.h	5.03 KB	-rw-r--r--	2023-01-08 09:12
regex_executor.h	8.8 KB	-rw-r--r--	2023-01-08 09:12
regex_executor.tcc	18.41 KB	-rw-r--r--	2023-01-08 09:12
regex_scanner.h	6.88 KB	-rw-r--r--	2023-01-08 09:12
regex_scanner.tcc	14.54 KB	-rw-r--r--	2023-01-08 09:12
semaphore_base.h	7.7 KB	-rw-r--r--	2023-01-08 09:12
shared_ptr.h	38.14 KB	-rw-r--r--	2023-01-08 09:12
shared_ptr_atomic.h	20.7 KB	-rw-r--r--	2023-01-08 09:12
shared_ptr_base.h	65.23 KB	-rw-r--r--	2023-01-08 09:12
slice_array.h	9.35 KB	-rw-r--r--	2023-01-08 09:12
specfun.h	46.13 KB	-rw-r--r--	2023-01-08 09:12
sstream.tcc	9.91 KB	-rw-r--r--	2023-01-08 09:12
std_abs.h	3.37 KB	-rw-r--r--	2023-01-08 09:12
std_function.h	22.34 KB	-rw-r--r--	2023-01-08 09:12
std_mutex.h	6.27 KB	-rw-r--r--	2023-01-08 09:12
std_thread.h	8.24 KB	-rw-r--r--	2023-01-08 09:12
stl_algo.h	210.67 KB	-rw-r--r--	2023-01-08 09:12
stl_algobase.h	75.01 KB	-rw-r--r--	2023-01-08 09:12
stl_bvector.h	40.27 KB	-rw-r--r--	2023-01-08 09:12
stl_construct.h	8.46 KB	-rw-r--r--	2023-01-08 09:12
stl_deque.h	76.34 KB	-rw-r--r--	2023-01-08 09:12
stl_function.h	43.97 KB	-rw-r--r--	2023-01-08 09:12
stl_heap.h	20.31 KB	-rw-r--r--	2023-01-08 09:12
stl_iterator.h	79.65 KB	-rw-r--r--	2023-01-08 09:12
stl_iterator_base_funcs.h	8.57 KB	-rw-r--r--	2023-01-08 09:12
stl_iterator_base_types.h	9.46 KB	-rw-r--r--	2023-01-08 09:12
stl_list.h	70.68 KB	-rw-r--r--	2023-01-08 09:12
stl_map.h	54.8 KB	-rw-r--r--	2023-01-08 09:12
stl_multimap.h	42.67 KB	-rw-r--r--	2023-01-08 09:12
stl_multiset.h	36.84 KB	-rw-r--r--	2023-01-08 09:12
stl_numeric.h	14.26 KB	-rw-r--r--	2023-01-08 09:12
stl_pair.h	29.41 KB	-rw-r--r--	2023-01-08 09:12
stl_queue.h	28.06 KB	-rw-r--r--	2023-01-08 09:12
stl_raw_storage_iter.h	3.91 KB	-rw-r--r--	2023-01-08 09:12
stl_relops.h	4.47 KB	-rw-r--r--	2023-01-08 09:12
stl_set.h	37.09 KB	-rw-r--r--	2023-01-08 09:12
stl_stack.h	13.71 KB	-rw-r--r--	2023-01-08 09:12
stl_tempbuf.h	8.48 KB	-rw-r--r--	2023-01-08 09:12
stl_tree.h	72.04 KB	-rw-r--r--	2023-01-08 09:12
stl_uninitialized.h	35.32 KB	-rw-r--r--	2023-01-08 09:12
stl_vector.h	68.73 KB	-rw-r--r--	2023-01-08 09:12
stream_iterator.h	8.09 KB	-rw-r--r--	2023-01-08 09:12
streambuf.tcc	4.58 KB	-rw-r--r--	2023-01-08 09:12
streambuf_iterator.h	15.53 KB	-rw-r--r--	2023-01-08 09:12
string_view.tcc	7 KB	-rw-r--r--	2023-01-08 09:12
stringfwd.h	2.56 KB	-rw-r--r--	2023-01-08 09:12
this_thread_sleep.h	3.21 KB	-rw-r--r--	2023-01-08 09:12
uniform_int_dist.h	12.77 KB	-rw-r--r--	2023-01-08 09:12
unique_lock.h	6.01 KB	-rw-r--r--	2023-01-08 09:12
unique_ptr.h	35.54 KB	-rw-r--r--	2023-01-08 09:12
unordered_map.h	74.87 KB	-rw-r--r--	2023-01-08 09:12
unordered_set.h	61.46 KB	-rw-r--r--	2023-01-08 09:12
uses_allocator.h	6.74 KB	-rw-r--r--	2023-01-08 09:12
uses_allocator_args.h	6.96 KB	-rw-r--r--	2023-01-08 09:12
utility.h	8.12 KB	-rw-r--r--	2023-01-08 09:12
valarray_after.h	22.74 KB	-rw-r--r--	2023-01-08 09:12
valarray_array.h	20.8 KB	-rw-r--r--	2023-01-08 09:12
valarray_array.tcc	7.08 KB	-rw-r--r--	2023-01-08 09:12
valarray_before.h	18.69 KB	-rw-r--r--	2023-01-08 09:12
vector.tcc	30.82 KB	-rw-r--r--	2023-01-08 09:12

Rename

// std::mutex implementation -*- C++ -*-

// Copyright (C) 2003-2022 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
// <http://www.gnu.org/licenses/>.

/** @file bits/std_mutex.h
 *  This is an internal header file, included by other library headers.
 *  Do not attempt to use it directly. @headername{mutex}
 */

#ifndef _GLIBCXX_MUTEX_H
#define _GLIBCXX_MUTEX_H 1

#pragma GCC system_header

#if __cplusplus < 201103L
# include <bits/c++0x_warning.h>
#else

#include <system_error>
#include <bits/functexcept.h>
#include <bits/gthr.h>

namespace std _GLIBCXX_VISIBILITY(default)
{
_GLIBCXX_BEGIN_NAMESPACE_VERSION

/**
   * @defgroup mutexes Mutexes
   * @ingroup concurrency
   *
   * Classes for mutex support.
   * @{
   */

#ifdef _GLIBCXX_HAS_GTHREADS
  // Common base class for std::mutex and std::timed_mutex
  class __mutex_base
  {
  protected:
    typedef __gthread_mutex_t			__native_type;

#ifdef __GTHREAD_MUTEX_INIT
    __native_type  _M_mutex = __GTHREAD_MUTEX_INIT;

constexpr __mutex_base() noexcept = default;
#else
    __native_type  _M_mutex;

__mutex_base() noexcept
    {
      // XXX EAGAIN, ENOMEM, EPERM, EBUSY(may), EINVAL(may)
      __GTHREAD_MUTEX_INIT_FUNCTION(&_M_mutex);
    }

~__mutex_base() noexcept { __gthread_mutex_destroy(&_M_mutex); }
#endif

__mutex_base(const __mutex_base&) = delete;
    __mutex_base& operator=(const __mutex_base&) = delete;
  };

/// The standard mutex type.
  class mutex : private __mutex_base
  {
  public:
    typedef __native_type* 			native_handle_type;

#ifdef __GTHREAD_MUTEX_INIT
    constexpr
#endif
    mutex() noexcept = default;
    ~mutex() = default;

mutex(const mutex&) = delete;
    mutex& operator=(const mutex&) = delete;

void
    lock()
    {
      int __e = __gthread_mutex_lock(&_M_mutex);

// EINVAL, EAGAIN, EBUSY, EINVAL, EDEADLK(may)
      if (__e)
	__throw_system_error(__e);
    }

bool
    try_lock() noexcept
    {
      // XXX EINVAL, EAGAIN, EBUSY
      return !__gthread_mutex_trylock(&_M_mutex);
    }

void
    unlock()
    {
      // XXX EINVAL, EAGAIN, EPERM
      __gthread_mutex_unlock(&_M_mutex);
    }

native_handle_type
    native_handle() noexcept
    { return &_M_mutex; }
  };

// Implementation details for std::condition_variable
  class __condvar
  {
    using timespec = __gthread_time_t;

public:
    __condvar() noexcept
    {
#ifndef __GTHREAD_COND_INIT
      __GTHREAD_COND_INIT_FUNCTION(&_M_cond);
#endif
    }

~__condvar()
    {
      int __e __attribute__((__unused__)) = __gthread_cond_destroy(&_M_cond);
      __glibcxx_assert(__e != EBUSY); // threads are still blocked
    }

__condvar(const __condvar&) = delete;
    __condvar& operator=(const __condvar&) = delete;

__gthread_cond_t* native_handle() noexcept { return &_M_cond; }

// Expects: Calling thread has locked __m.
    void
    wait(mutex& __m)
    {
      int __e __attribute__((__unused__))
	= __gthread_cond_wait(&_M_cond, __m.native_handle());
      __glibcxx_assert(__e == 0);
    }

void
    wait_until(mutex& __m, timespec& __abs_time)
    {
      __gthread_cond_timedwait(&_M_cond, __m.native_handle(), &__abs_time);
    }

#ifdef _GLIBCXX_USE_PTHREAD_COND_CLOCKWAIT
    void
    wait_until(mutex& __m, clockid_t __clock, timespec& __abs_time)
    {
      pthread_cond_clockwait(&_M_cond, __m.native_handle(), __clock,
			     &__abs_time);
    }
#endif

void
    notify_one() noexcept
    {
      int __e __attribute__((__unused__)) = __gthread_cond_signal(&_M_cond);
      __glibcxx_assert(__e == 0);
    }

void
    notify_all() noexcept
    {
      int __e __attribute__((__unused__)) = __gthread_cond_broadcast(&_M_cond);
      __glibcxx_assert(__e == 0);
    }

protected:
#ifdef __GTHREAD_COND_INIT
    __gthread_cond_t _M_cond = __GTHREAD_COND_INIT;
#else
    __gthread_cond_t _M_cond;
#endif
  };

#endif // _GLIBCXX_HAS_GTHREADS

/// Do not acquire ownership of the mutex.
  struct defer_lock_t { explicit defer_lock_t() = default; };

/// Try to acquire ownership of the mutex without blocking.
  struct try_to_lock_t { explicit try_to_lock_t() = default; };

/// Assume the calling thread has already obtained mutex ownership
  /// and manage it.
  struct adopt_lock_t { explicit adopt_lock_t() = default; };

/// Tag used to prevent a scoped lock from acquiring ownership of a mutex.
  _GLIBCXX17_INLINE constexpr defer_lock_t	defer_lock { };

/// Tag used to prevent a scoped lock from blocking if a mutex is locked.
  _GLIBCXX17_INLINE constexpr try_to_lock_t	try_to_lock { };

/// Tag used to make a scoped lock take ownership of a locked mutex.
  _GLIBCXX17_INLINE constexpr adopt_lock_t	adopt_lock { };

/** @brief A simple scoped lock type.
   *
   * A lock_guard controls mutex ownership within a scope, releasing
   * ownership in the destructor.
   */
  template<typename _Mutex>
    class lock_guard
    {
    public:
      typedef _Mutex mutex_type;

explicit lock_guard(mutex_type& __m) : _M_device(__m)
      { _M_device.lock(); }

lock_guard(mutex_type& __m, adopt_lock_t) noexcept : _M_device(__m)
      { } // calling thread owns mutex

~lock_guard()
      { _M_device.unlock(); }

lock_guard(const lock_guard&) = delete;
      lock_guard& operator=(const lock_guard&) = delete;

private:
      mutex_type&  _M_device;
    };

/// @} group mutexes
_GLIBCXX_END_NAMESPACE_VERSION
} // namespace
#endif // C++11
#endif // _GLIBCXX_MUTEX_H