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Diffstat (limited to '')
-rw-r--r-- | src/rocksdb/port/win/env_default.cc | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/src/rocksdb/port/win/env_default.cc b/src/rocksdb/port/win/env_default.cc new file mode 100644 index 000000000..663779dde --- /dev/null +++ b/src/rocksdb/port/win/env_default.cc @@ -0,0 +1,41 @@ +// Copyright (c) 2011-present, Facebook, Inc. All rights reserved. +// This source code is licensed under both the GPLv2 (found in the +// COPYING file in the root directory) and Apache 2.0 License +// (found in the LICENSE.Apache file in the root directory). +// +// Copyright (c) 2011 The LevelDB Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. See the AUTHORS file for names of contributors. + +#include <mutex> + +#include <rocksdb/env.h> +#include "port/win/env_win.h" +#include "test_util/sync_point.h" +#include "util/compression_context_cache.h" +#include "util/thread_local.h" + +namespace ROCKSDB_NAMESPACE { +namespace port { + +// We choose not to destroy the env because joining the threads from the +// system loader +// which destroys the statics (same as from DLLMain) creates a system loader +// dead-lock. +// in this manner any remaining threads are terminated OK. +namespace { + std::once_flag winenv_once_flag; + Env* envptr; +}; +} + +Env* Env::Default() { + using namespace port; + ThreadLocalPtr::InitSingletons(); + CompressionContextCache::InitSingleton(); + INIT_SYNC_POINT_SINGLETONS(); + std::call_once(winenv_once_flag, []() { envptr = new WinEnv(); }); + return envptr; +} + +} // namespace ROCKSDB_NAMESPACE |