1 // condition_variable -*- C++ -*-
3 // Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // Under Section 7 of GPL version 3, you are granted additional
17 // permissions described in the GCC Runtime Library Exception, version
18 // 3.1, as published by the Free Software Foundation.
20 // You should have received a copy of the GNU General Public License and
21 // a copy of the GCC Runtime Library Exception along with this program;
22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23 // <http://www.gnu.org/licenses/>.
25 #include <condition_variable>
27 #if defined(_GLIBCXX_HAS_GTHREADS) && defined(_GLIBCXX_USE_C99_STDINT_TR1)
31 condition_variable::condition_variable() throw ()
33 #ifdef __GTHREAD_COND_INIT
34 __native_type __tmp
= __GTHREAD_COND_INIT
;
37 int __e
= __gthread_cond_init(&_M_cond
, 0);
40 __throw_system_error(__e
);
44 condition_variable::~condition_variable() throw ()
46 // XXX no thread blocked
47 /* int __e = */ __gthread_cond_destroy(&_M_cond
);
48 // if __e == EBUSY then blocked
52 condition_variable::wait(unique_lock
<mutex
>& __lock
)
54 int __e
= __gthread_cond_wait(&_M_cond
, __lock
.mutex()->native_handle());
57 __throw_system_error(__e
);
61 condition_variable::notify_one()
63 int __e
= __gthread_cond_signal(&_M_cond
);
68 __throw_system_error(__e
);
72 condition_variable::notify_all()
74 int __e
= __gthread_cond_broadcast(&_M_cond
);
79 __throw_system_error(__e
);
82 condition_variable_any::condition_variable_any() throw ()
85 condition_variable_any::~condition_variable_any() throw ()
89 #endif // _GLIBCXX_HAS_GTHREADS && _GLIBCXX_USE_C99_STDINT_TR1