diff options
author | JackLivio <jack@livio.io> | 2018-10-19 15:05:09 -0400 |
---|---|---|
committer | GitHub <noreply@github.com> | 2018-10-19 15:05:09 -0400 |
commit | d36316738785c96dab2ee892762ed08c059fffde (patch) | |
tree | 168a7c0705b5bc8f0dee7ce4b511ccf71759d9b4 /src/components/utils/src/conditional_variable_posix.cc | |
parent | 7f7fcbb998fb17f2954fd103349af67ea9b71a3f (diff) | |
parent | 83c5e805346d55ec7fb9f4ba8b6f6855d992273e (diff) | |
download | sdl_core-hotfix/templates_updates.tar.gz |
Merge pull request #2572 from smartdevicelink/release/5.0.05.0.0hotfix/templates_updatesfeature/show_app_menufeature/progress_bar_seekfeature/open-menu-rpcfeature/open-menu-rfeature/button
Release 5.0.0
Diffstat (limited to 'src/components/utils/src/conditional_variable_posix.cc')
-rw-r--r-- | src/components/utils/src/conditional_variable_posix.cc | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/src/components/utils/src/conditional_variable_posix.cc b/src/components/utils/src/conditional_variable_posix.cc deleted file mode 100644 index 50ebc74556..0000000000 --- a/src/components/utils/src/conditional_variable_posix.cc +++ /dev/null @@ -1,149 +0,0 @@ -/* - * Copyright (c) 2013, Ford Motor Company - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * Redistributions of source code must retain the above copyright notice, this - * list of conditions and the following disclaimer. - * - * Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following - * disclaimer in the documentation and/or other materials provided with the - * distribution. - * - * Neither the name of the Ford Motor Company nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ -#include "utils/conditional_variable.h" - -#include <errno.h> -#include <time.h> - -#include "utils/lock.h" -#include "utils/logger.h" - -namespace { -const long kNanosecondsPerSecond = 1000000000; -const long kMillisecondsPerSecond = 1000; -const long kNanosecondsPerMillisecond = 1000000; -} - -namespace sync_primitives { - -CREATE_LOGGERPTR_GLOBAL(logger_, "Utils") - -ConditionalVariable::ConditionalVariable() { - pthread_condattr_t attrs; - int initialized = pthread_condattr_init(&attrs); - if (initialized != 0) - LOG4CXX_ERROR(logger_, - "Failed to initialize " - "conditional variable attributes"); - pthread_condattr_setclock(&attrs, CLOCK_MONOTONIC); - initialized = pthread_cond_init(&cond_var_, &attrs); - if (initialized != 0) - LOG4CXX_ERROR(logger_, - "Failed to initialize " - "conditional variable"); - int rv = pthread_condattr_destroy(&attrs); - if (rv != 0) - LOG4CXX_ERROR(logger_, - "Failed to destroy " - "conditional variable attributes"); -} - -ConditionalVariable::~ConditionalVariable() { - pthread_cond_destroy(&cond_var_); -} - -void ConditionalVariable::NotifyOne() { - int signaled = pthread_cond_signal(&cond_var_); - if (signaled != 0) - LOG4CXX_ERROR(logger_, "Failed to signal conditional variable"); -} - -void ConditionalVariable::Broadcast() { - int signaled = pthread_cond_broadcast(&cond_var_); - if (signaled != 0) - LOG4CXX_ERROR(logger_, "Failed to broadcast conditional variable"); -} - -bool ConditionalVariable::Wait(Lock& lock) { - lock.AssertTakenAndMarkFree(); - int wait_status = pthread_cond_wait(&cond_var_, &lock.mutex_); - lock.AssertFreeAndMarkTaken(); - if (wait_status != 0) { - LOG4CXX_ERROR(logger_, "Failed to wait for conditional variable"); - return false; - } - return true; -} - -bool ConditionalVariable::Wait(AutoLock& auto_lock) { - Lock& lock = auto_lock.GetLock(); - lock.AssertTakenAndMarkFree(); - int wait_status = pthread_cond_wait(&cond_var_, &lock.mutex_); - lock.AssertFreeAndMarkTaken(); - if (wait_status != 0) { - LOG4CXX_ERROR(logger_, "Failed to wait for conditional variable"); - return false; - } - return true; -} - -ConditionalVariable::WaitStatus ConditionalVariable::WaitFor( - AutoLock& auto_lock, uint32_t milliseconds) { - struct timespec now; - clock_gettime(CLOCK_MONOTONIC, &now); - timespec wait_interval; - wait_interval.tv_sec = now.tv_sec + (milliseconds / kMillisecondsPerSecond); - wait_interval.tv_nsec = - now.tv_nsec + - (milliseconds % kMillisecondsPerSecond) * kNanosecondsPerMillisecond; - wait_interval.tv_sec += wait_interval.tv_nsec / kNanosecondsPerSecond; - wait_interval.tv_nsec %= kNanosecondsPerSecond; - Lock& lock = auto_lock.GetLock(); - lock.AssertTakenAndMarkFree(); - int timedwait_status = - pthread_cond_timedwait(&cond_var_, &lock.mutex_, &wait_interval); - lock.AssertFreeAndMarkTaken(); - WaitStatus wait_status = kNoTimeout; - switch (timedwait_status) { - case 0: { - wait_status = kNoTimeout; - break; - } - case EINTR: { - wait_status = kNoTimeout; - break; - } - case ETIMEDOUT: { - wait_status = kTimeout; - break; - } - default: { - LOG4CXX_ERROR( - logger_, - "Failed to timewait for conditional variable timedwait_status: " - << timedwait_status); - } - } - return wait_status; -} - -} // namespace sync_primitives |