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author | anastasy888 <anastasy888@yandex-team.ru> | 2022-02-10 16:45:54 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:45:54 +0300 |
commit | 49f765d71da452ea93138a25559dfa68dd76c7f3 (patch) | |
tree | 1016041feb637349e401dcc0fa85217dd2c2c639 /contrib/restricted/abseil-cpp/absl/synchronization/barrier.cc | |
parent | 7353a3fdea9c67c256980c00a2b3b67f09b23a27 (diff) | |
download | ydb-49f765d71da452ea93138a25559dfa68dd76c7f3.tar.gz |
Restoring authorship annotation for <anastasy888@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/restricted/abseil-cpp/absl/synchronization/barrier.cc')
-rw-r--r-- | contrib/restricted/abseil-cpp/absl/synchronization/barrier.cc | 100 |
1 files changed, 50 insertions, 50 deletions
diff --git a/contrib/restricted/abseil-cpp/absl/synchronization/barrier.cc b/contrib/restricted/abseil-cpp/absl/synchronization/barrier.cc index 0dfd795e7b..fa572f04f8 100644 --- a/contrib/restricted/abseil-cpp/absl/synchronization/barrier.cc +++ b/contrib/restricted/abseil-cpp/absl/synchronization/barrier.cc @@ -1,52 +1,52 @@ -// Copyright 2017 The Abseil Authors. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// https://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -#include "absl/synchronization/barrier.h" - -#include "absl/base/internal/raw_logging.h" -#include "absl/synchronization/mutex.h" - -namespace absl { +// Copyright 2017 The Abseil Authors. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// https://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +#include "absl/synchronization/barrier.h" + +#include "absl/base/internal/raw_logging.h" +#include "absl/synchronization/mutex.h" + +namespace absl { ABSL_NAMESPACE_BEGIN - -// Return whether int *arg is zero. -static bool IsZero(void *arg) { - return 0 == *reinterpret_cast<int *>(arg); -} - -bool Barrier::Block() { - MutexLock l(&this->lock_); - - this->num_to_block_--; - if (this->num_to_block_ < 0) { - ABSL_RAW_LOG( - FATAL, - "Block() called too many times. num_to_block_=%d out of total=%d", - this->num_to_block_, this->num_to_exit_); - } - - this->lock_.Await(Condition(IsZero, &this->num_to_block_)); - - // Determine which thread can safely delete this Barrier object - this->num_to_exit_--; - ABSL_RAW_CHECK(this->num_to_exit_ >= 0, "barrier underflow"); - - // If num_to_exit_ == 0 then all other threads in the barrier have - // exited the Wait() and have released the Mutex so this thread is - // free to delete the barrier. - return this->num_to_exit_ == 0; -} - + +// Return whether int *arg is zero. +static bool IsZero(void *arg) { + return 0 == *reinterpret_cast<int *>(arg); +} + +bool Barrier::Block() { + MutexLock l(&this->lock_); + + this->num_to_block_--; + if (this->num_to_block_ < 0) { + ABSL_RAW_LOG( + FATAL, + "Block() called too many times. num_to_block_=%d out of total=%d", + this->num_to_block_, this->num_to_exit_); + } + + this->lock_.Await(Condition(IsZero, &this->num_to_block_)); + + // Determine which thread can safely delete this Barrier object + this->num_to_exit_--; + ABSL_RAW_CHECK(this->num_to_exit_ >= 0, "barrier underflow"); + + // If num_to_exit_ == 0 then all other threads in the barrier have + // exited the Wait() and have released the Mutex so this thread is + // free to delete the barrier. + return this->num_to_exit_ == 0; +} + ABSL_NAMESPACE_END -} // namespace absl +} // namespace absl |