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-rw-r--r--third_party/abseil_cpp/absl/synchronization/blocking_counter.cc57
1 files changed, 0 insertions, 57 deletions
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<int *>(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