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// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "flutter/fml/thread_local.h"
#if FML_THREAD_LOCAL_PTHREADS
#include "flutter/fml/logging.h"
namespace fml {
namespace internal {
ThreadLocalPointer::ThreadLocalPointer(void (*destroy)(void*)) {
FML_CHECK(pthread_key_create(&key_, destroy) == 0);
}
ThreadLocalPointer::~ThreadLocalPointer() {
FML_CHECK(pthread_key_delete(key_) == 0);
}
void* ThreadLocalPointer::get() const {
return pthread_getspecific(key_);
}
void* ThreadLocalPointer::swap(void* ptr) {
void* old_ptr = get();
FML_CHECK(pthread_setspecific(key_, ptr) == 0);
return old_ptr;
}
} // namespace internal
} // namespace fml
#endif // FML_THREAD_LOCAL_PTHREADS