Edit File: profiler_state.h
// -*- C++ -*- // // Copyright (C) 2009-2018 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 along // with this library; see the file COPYING3. If not see // <http://www.gnu.org/licenses/>. /** @file profile/impl/profiler_state.h * @brief Global profiler state. */ // Written by Lixia Liu and Silvius Rus. #ifndef _GLIBCXX_PROFILE_PROFILER_STATE_H #define _GLIBCXX_PROFILE_PROFILER_STATE_H 1 namespace __gnu_profile { enum __state_type { __ON, __OFF, __INVALID }; _GLIBCXX_PROFILE_DEFINE_DATA(__state_type, __state, __INVALID); inline bool __turn(__state_type __s) { __state_type inv(__INVALID); return __atomic_compare_exchange_n(&_GLIBCXX_PROFILE_DATA(__state), &inv, __s, false, __ATOMIC_ACQ_REL, __ATOMIC_RELAXED); } inline bool __turn_on() { return __turn(__ON); } inline bool __turn_off() { return __turn(__OFF); } inline bool __is_on() { return _GLIBCXX_PROFILE_DATA(__state) == __ON; } inline bool __is_off() { return _GLIBCXX_PROFILE_DATA(__state) == __OFF; } inline bool __is_invalid() { return _GLIBCXX_PROFILE_DATA(__state) == __INVALID; } } // end namespace __gnu_profile #endif /* _GLIBCXX_PROFILE_PROFILER_STATE_H */
Back to File Manager