blob: d2ea549b8541b54f0c2c404e75b0632417a5e374 [file] [log] [blame]
// 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();
int err = pthread_setspecific(key_, ptr);
if (err) {
FML_CHECK(false) << "pthread_setspecific failed (" << err
<< "): " << strerror(err);
}
return old_ptr;
}
} // namespace internal
} // namespace fml
#endif // FML_THREAD_LOCAL_PTHREADS