From 5aa5d282eac56a21e74611c1cdbaa97bb5db2dca Mon Sep 17 00:00:00 2001 From: Vincent Ambo Date: Tue, 8 Feb 2022 02:05:36 +0300 Subject: chore(3p/abseil_cpp): unvendor abseil_cpp we weren't actually using these sources anymore, okay? Change-Id: If701571d9716de308d3512e1eb22c35db0877a66 Reviewed-on: https://cl.tvl.fyi/c/depot/+/5248 Tested-by: BuildkiteCI Reviewed-by: grfn Autosubmit: tazjin --- .../absl/synchronization/blocking_counter.cc | 57 ---------------------- 1 file changed, 57 deletions(-) delete mode 100644 third_party/abseil_cpp/absl/synchronization/blocking_counter.cc (limited to 'third_party/abseil_cpp/absl/synchronization/blocking_counter.cc') diff --git a/third_party/abseil_cpp/absl/synchronization/blocking_counter.cc b/third_party/abseil_cpp/absl/synchronization/blocking_counter.cc deleted file mode 100644 index 3cea7aed2441..000000000000 --- a/third_party/abseil_cpp/absl/synchronization/blocking_counter.cc +++ /dev/null @@ -1,57 +0,0 @@ -// 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/blocking_counter.h" - -#include "absl/base/internal/raw_logging.h" - -namespace absl { -ABSL_NAMESPACE_BEGIN - -// Return whether int *arg is zero. -static bool IsZero(void *arg) { - return 0 == *reinterpret_cast(arg); -} - -bool BlockingCounter::DecrementCount() { - MutexLock l(&lock_); - count_--; - if (count_ < 0) { - ABSL_RAW_LOG( - FATAL, - "BlockingCounter::DecrementCount() called too many times. count=%d", - count_); - } - return count_ == 0; -} - -void BlockingCounter::Wait() { - MutexLock l(&this->lock_); - ABSL_RAW_CHECK(count_ >= 0, "BlockingCounter underflow"); - - // only one thread may call Wait(). To support more than one thread, - // implement a counter num_to_exit, like in the Barrier class. - ABSL_RAW_CHECK(num_waiting_ == 0, "multiple threads called Wait()"); - num_waiting_++; - - this->lock_.Await(Condition(IsZero, &this->count_)); - - // At this point, We know that all threads executing DecrementCount have - // released the lock, and so will not touch this object again. - // Therefore, the thread calling this method is free to delete the object - // after we return from this method. -} - -ABSL_NAMESPACE_END -} // namespace absl -- cgit 1.4.1