29 #ifndef _GLIBCXX_CONDITION_VARIABLE
30 #define _GLIBCXX_CONDITION_VARIABLE 1
32 #pragma GCC system_header
34 #if __cplusplus < 201103L
44 #include <bits/shared_ptr.h>
47 #if defined(_GLIBCXX_HAS_GTHREADS) && defined(_GLIBCXX_USE_C99_STDINT_TR1)
49 namespace std _GLIBCXX_VISIBILITY(default)
51 _GLIBCXX_BEGIN_NAMESPACE_VERSION
67 typedef chrono::system_clock __clock_t;
68 typedef __gthread_cond_t __native_type;
70 #ifdef __GTHREAD_COND_INIT
71 __native_type _M_cond = __GTHREAD_COND_INIT;
73 __native_type _M_cond;
77 typedef __native_type* native_handle_type;
94 template<
typename _Predicate>
102 template<
typename _Duration>
106 {
return __wait_until_impl(__lock, __atime); }
108 template<
typename _Clock,
typename _Duration>
114 const typename _Clock::time_point __c_entry = _Clock::now();
115 const __clock_t::time_point __s_entry = __clock_t::now();
116 const auto __delta = __atime - __c_entry;
117 const auto __s_atime = __s_entry + __delta;
119 return __wait_until_impl(__lock, __s_atime);
122 template<
typename _Clock,
typename _Duration,
typename _Predicate>
129 if (wait_until(__lock, __atime) == cv_status::timeout)
134 template<
typename _Rep,
typename _Period>
139 using __dur =
typename __clock_t::duration;
141 if (__reltime < __rtime)
143 return wait_until(__lock, __clock_t::now() + __reltime);
146 template<
typename _Rep,
typename _Period,
typename _Predicate>
152 using __dur =
typename __clock_t::duration;
154 if (__reltime < __rtime)
156 return wait_until(__lock, __clock_t::now() + __reltime, std::move(__p));
164 template<
typename _Dur>
172 __gthread_time_t __ts =
174 static_cast<std::time_t
>(__s.time_since_epoch().count()),
175 static_cast<long>(__ns.count())
178 __gthread_cond_timedwait(&_M_cond, __lock.mutex()->native_handle(),
181 return (__clock_t::now() < __atime
182 ? cv_status::no_timeout : cv_status::timeout);
189 struct __at_thread_exit_elt
191 __at_thread_exit_elt* _M_next;
192 void (*_M_cb)(
void*);
195 inline namespace _V2 {
201 typedef chrono::system_clock __clock_t;
206 template<
typename _Lock>
209 explicit _Unlock(_Lock& __lk) : _M_lock(__lk) { __lk.unlock(); }
218 { __throw_exception_again; }
226 _Unlock(
const _Unlock&) =
delete;
227 _Unlock& operator=(
const _Unlock&) =
delete;
243 _M_cond.notify_one();
250 _M_cond.notify_all();
253 template<
typename _Lock>
259 _Unlock<_Lock> __unlock(__lock);
263 _M_cond.wait(__my_lock2);
267 template<
typename _Lock,
typename _Predicate>
269 wait(_Lock& __lock, _Predicate __p)
275 template<
typename _Lock,
typename _Clock,
typename _Duration>
277 wait_until(_Lock& __lock,
282 _Unlock<_Lock> __unlock(__lock);
286 return _M_cond.wait_until(__my_lock2, __atime);
289 template<
typename _Lock,
typename _Clock,
290 typename _Duration,
typename _Predicate>
292 wait_until(_Lock& __lock,
297 if (wait_until(__lock, __atime) == cv_status::timeout)
302 template<
typename _Lock,
typename _Rep,
typename _Period>
305 {
return wait_until(__lock, __clock_t::now() + __rtime); }
307 template<
typename _Lock,
typename _Rep,
308 typename _Period,
typename _Predicate>
310 wait_for(_Lock& __lock,
312 {
return wait_until(__lock, __clock_t::now() + __rtime, std::move(__p)); }
318 _GLIBCXX_END_NAMESPACE_VERSION
321 #endif // _GLIBCXX_HAS_GTHREADS && _GLIBCXX_USE_C99_STDINT_TR1
325 #endif // _GLIBCXX_CONDITION_VARIABLE
_GLIBCXX17_DEPRECATED bool uncaught_exception() noexcept __attribute__((__pure__))
enable_if< ::__array_traits< _Tp, _Nm >::_Is_swappable::value >::type noexcept(noexcept(__one.swap(__two)))
swap
A simple scoped lock type.
A movable scoped lock type.
A smart pointer with reference-counted copy semantics.
constexpr enable_if< __is_duration< _ToDur >::value, time_point< _Clock, _ToDur > >::type time_point_cast(const time_point< _Clock, _Dur > &__t)
time_point_cast
constexpr __enable_if_is_duration< _ToDur > duration_cast(const duration< _Rep, _Period > &__d)
duration_cast
Thrown as part of forced unwinding.A magic placeholder class that can be caught by reference to recog...