Gecko [ 122.154.134.11 ]

Name	Size	Permission
backward	[ DIR ]	drwxr-xr-x
bits	[ DIR ]	drwxr-xr-x
debug	[ DIR ]	drwxr-xr-x
ext	[ DIR ]	drwxr-xr-x
parallel	[ DIR ]	drwxr-xr-x
tr1	[ DIR ]	drwxr-xr-x
tr1_impl	[ DIR ]	drwxr-xr-x
x86_64-redhat-linux	[ DIR ]	drwxr-xr-x
algorithm	2.47 KB	-rw-r--r--
array	1.82 KB	-rw-r--r--
bitset	37.35 KB	-rw-r--r--
c++0x_warning.h	1.41 KB	-rw-r--r--
cassert	1.65 KB	-rw-r--r--
ccomplex	1.39 KB	-rw-r--r--
cctype	2.79 KB	-rw-r--r--
cerrno	1.77 KB	-rw-r--r--
cfenv	1.83 KB	-rw-r--r--
cfloat	2 KB	-rw-r--r--
chrono	20.63 KB	-rw-r--r--
cinttypes	2.1 KB	-rw-r--r--
ciso646	1.48 KB	-rw-r--r--
climits	1.91 KB	-rw-r--r--
clocale	1.95 KB	-rw-r--r--
cmath	15.2 KB	-rw-r--r--
complex	41.27 KB	-rw-r--r--
complex.h	1.34 KB	-rw-r--r--
condition_variable	6.06 KB	-rw-r--r--
csetjmp	1.99 KB	-rw-r--r--
csignal	1.9 KB	-rw-r--r--
cstdarg	1.89 KB	-rw-r--r--
cstdatomic	23.77 KB	-rw-r--r--
cstdbool	1.38 KB	-rw-r--r--
cstddef	1.79 KB	-rw-r--r--
cstdint	2.32 KB	-rw-r--r--
cstdio	4.7 KB	-rw-r--r--
cstdlib	5.59 KB	-rw-r--r--
cstring	3.18 KB	-rw-r--r--
ctgmath	1.3 KB	-rw-r--r--
ctime	2.16 KB	-rw-r--r--
cwchar	6.38 KB	-rw-r--r--
cwctype	3.22 KB	-rw-r--r--
cxxabi-forced.h	1.59 KB	-rw-r--r--
cxxabi.h	18.66 KB	-rw-r--r--
deque	2.6 KB	-rw-r--r--
exception	4.74 KB	-rw-r--r--
exception_defines.h	1.61 KB	-rw-r--r--
exception_ptr.h	4.25 KB	-rw-r--r--
fenv.h	1.84 KB	-rw-r--r--
forward_list	1.45 KB	-rw-r--r--
fstream	28.58 KB	-rw-r--r--
functional	2.6 KB	-rw-r--r--
initializer_list	1.94 KB	-rw-r--r--
iomanip	8.49 KB	-rw-r--r--
ios	1.62 KB	-rw-r--r--
iosfwd	5.88 KB	-rw-r--r--
iostream	2.59 KB	-rw-r--r--
istream	27.64 KB	-rw-r--r--
iterator	2.58 KB	-rw-r--r--
limits	44.45 KB	-rw-r--r--
list	2.53 KB	-rw-r--r--
locale	1.45 KB	-rw-r--r--
map	2.42 KB	-rw-r--r--
memory	3.28 KB	-rw-r--r--
mutex	17.95 KB	-rw-r--r--
new	3.65 KB	-rw-r--r--
numeric	2.74 KB	-rw-r--r--
ostream	18.01 KB	-rw-r--r--
queue	2.45 KB	-rw-r--r--
random	2.04 KB	-rw-r--r--
ratio	8.96 KB	-rw-r--r--
regex	1.96 KB	-rw-r--r--
set	2.42 KB	-rw-r--r--
sstream	18.43 KB	-rw-r--r--
stack	2.37 KB	-rw-r--r--
stdatomic.h	7.09 KB	-rw-r--r--
stdexcept	4.15 KB	-rw-r--r--
streambuf	27.45 KB	-rw-r--r--
string	1.97 KB	-rw-r--r--
system_error	9.21 KB	-rw-r--r--
tgmath.h	1.34 KB	-rw-r--r--
thread	6.41 KB	-rw-r--r--
tuple	20.57 KB	-rw-r--r--
type_traits	16.75 KB	-rw-r--r--
typeinfo	7 KB	-rw-r--r--
unordered_map	2.39 KB	-rw-r--r--
unordered_set	2.39 KB	-rw-r--r--
utility	3.24 KB	-rw-r--r--
valarray	35.63 KB	-rw-r--r--
vector	2.63 KB	-rw-r--r--

Code Editor : condition_variable

// <condition_variable> -*- C++ -*-

// Copyright (C) 2008, 2009 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 condition_variable
 *  This is a Standard C++ Library header.
 */

#ifndef _GLIBCXX_CONDITION_VARIABLE
#define _GLIBCXX_CONDITION_VARIABLE 1

#pragma GCC system_header

#ifndef __GXX_EXPERIMENTAL_CXX0X__
# include <c++0x_warning.h>
#else

#include <chrono>
#include <mutex> // unique_lock

#if defined(_GLIBCXX_HAS_GTHREADS) && defined(_GLIBCXX_USE_C99_STDINT_TR1)

namespace std
{
  /**
   * @defgroup condition_variables Condition Variables
   * @ingroup concurrency
   *
   * Classes for condition_variable support.
   * @{
   */

/// condition_variable
  class condition_variable
  {
    typedef chrono::system_clock	__clock_t;
    typedef __gthread_cond_t		__native_type;
    __native_type			_M_cond;

public:
    typedef __native_type* 		native_handle_type;

condition_variable();
    ~condition_variable();

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

void
    notify_one();

void
    notify_all();

void
    wait(unique_lock<mutex>& __lock);

template<typename _Predicate>
      void
      wait(unique_lock<mutex>& __lock, _Predicate __p)
      {
	while (!__p())
	  wait(__lock);
      }

template<typename _Duration>
      bool
      wait_until(unique_lock<mutex>& __lock,
		 const chrono::time_point<__clock_t, _Duration>& __atime)
      { return __wait_until_impl(__lock, __atime); }

template<typename _Clock, typename _Duration>
      bool
      wait_until(unique_lock<mutex>& __lock,
		 const chrono::time_point<_Clock, _Duration>& __atime)
      {
	// DR 887 - Sync unknown clock to known clock.
	typename _Clock::time_point __c_entry = _Clock::now();
	__clock_t::time_point __s_entry = __clock_t::now();
	chrono::nanoseconds __delta = __atime - __c_entry;
	__clock_t::time_point __s_atime = __s_entry + __delta;

return __wait_until_impl(__lock, __s_atime);
      }

template<typename _Clock, typename _Duration, typename _Predicate>
      bool
      wait_until(unique_lock<mutex>& __lock,
		 const chrono::time_point<_Clock, _Duration>& __atime,
		 _Predicate __p)
      {
	while (!__p())
	  if (!wait_until(__lock, __atime))
	    return __p();

return true;
      }

template<typename _Rep, typename _Period>
      bool
      wait_for(unique_lock<mutex>& __lock,
	       const chrono::duration<_Rep, _Period>& __rtime)
      { return wait_until(__lock, __clock_t::now() + __rtime); }

template<typename _Rep, typename _Period, typename _Predicate>
      bool
      wait_for(unique_lock<mutex>& __lock,
	       const chrono::duration<_Rep, _Period>& __rtime,
	       _Predicate __p)
      { return wait_until(__lock, __clock_t::now() + __rtime, std::move(__p)); }

native_handle_type
    native_handle()
    { return &_M_cond; }

private:
    template<typename _Clock, typename _Duration>
      bool
      __wait_until_impl(unique_lock<mutex>& __lock,
			const chrono::time_point<_Clock, _Duration>& __atime)
      {
	chrono::time_point<__clock_t, chrono::seconds> __s =
	  chrono::time_point_cast<chrono::seconds>(__atime);

chrono::nanoseconds __ns =
	  chrono::duration_cast<chrono::nanoseconds>(__atime - __s);

__gthread_time_t __ts =
	  {
	    static_cast<std::time_t>(__s.time_since_epoch().count()),
	    static_cast<long>(__ns.count())
	  };

__gthread_cond_timedwait(&_M_cond, __lock.mutex()->native_handle(),
				 &__ts);

return _Clock::now() < __atime;
      }
  };

/// condition_variable_any
  // Like above, only mutex may not have try_lock.
  class condition_variable_any
  {
    typedef __gthread_cond_t		__native_type;
    __native_type			_M_cond;

public:
    typedef __native_type* 		native_handle_type;

condition_variable_any();
    ~condition_variable_any();

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

void
    notify_one();

void
    notify_all();

template<typename _Lock>
      void
      wait(_Lock& __lock);

template<typename _Lock, typename _Predicate>
      void
      wait(_Lock& __lock, _Predicate __p);

template<typename _Lock, typename _Clock, typename _Duration>
      bool
      wait_until(_Lock& __lock,
		 const chrono::time_point<_Clock, _Duration>& __atime);

template<typename _Lock, typename _Clock,
	     typename _Duration, typename _Predicate>
      bool
      wait_until(_Lock& __lock,
		 const chrono::time_point<_Clock, _Duration>& __atime,
		 _Predicate __p);

template<typename _Lock, typename _Rep, typename _Period>
      bool
      wait_for(_Lock& __lock, const chrono::duration<_Rep, _Period>& __rtime);

template<typename _Lock, typename _Rep,
	     typename _Period, typename _Predicate>
      bool
      wait_for(_Lock& __lock,
	       const chrono::duration<_Rep, _Period>& __rtime, _Predicate __p);

native_handle_type
    native_handle()
    { return &_M_cond; }
  };

// @} group condition_variables
}

#endif // _GLIBCXX_HAS_GTHREADS && _GLIBCXX_USE_C99_STDINT_TR1

#endif // __GXX_EXPERIMENTAL_CXX0X__

#endif // _GLIBCXX_CONDITION_VARIABLE

${this.title}

Code Editor : condition_variable