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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [libstdc++-v3/] [src/] [condition_variable.cc] - Rev 453
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// 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/>. #include <condition_variable> #if defined(_GLIBCXX_HAS_GTHREADS) && defined(_GLIBCXX_USE_C99_STDINT_TR1) namespace std { condition_variable::condition_variable() throw () { #ifdef __GTHREAD_COND_INIT __native_type __tmp = __GTHREAD_COND_INIT; _M_cond = __tmp; #else int __e = __gthread_cond_init(&_M_cond, NULL); if (__e) __throw_system_error(__e); #endif } condition_variable::~condition_variable() throw () { // XXX no thread blocked /* int __e = */ __gthread_cond_destroy(&_M_cond); // if __e == EBUSY then blocked } void condition_variable::wait(unique_lock<mutex>& __lock) { int __e = __gthread_cond_wait(&_M_cond, __lock.mutex()->native_handle()); if (__e) __throw_system_error(__e); } void condition_variable::notify_one() { int __e = __gthread_cond_signal(&_M_cond); // XXX not in spec // EINVAL if (__e) __throw_system_error(__e); } void condition_variable::notify_all() { int __e = __gthread_cond_broadcast(&_M_cond); // XXX not in spec // EINVAL if (__e) __throw_system_error(__e); } condition_variable_any::condition_variable_any() throw () { } condition_variable_any::~condition_variable_any() throw () { } } #endif // _GLIBCXX_HAS_GTHREADS && _GLIBCXX_USE_C99_STDINT_TR1
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