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Expose in memory Env to the world

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Summary: That will help with some iOS testing I'm doing.

Test Plan: compiles

Reviewers: dhruba, haobo, ljin, yhchiang, sdong

Reviewed By: haobo

CC: leveldb

Differential Revision: https://reviews.facebook.net/D17787
This commit is contained in:
Igor Canadi 2014-04-14 12:28:15 -07:00
parent 327102efa5
commit be016613c2
4 changed files with 6 additions and 23 deletions
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2
helpers/memenv/memenv.cc
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@ -2,8 +2,6 @@
// Use of this source code is governed by a BSD-style license that can be // 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. // found in the LICENSE file. See the AUTHORS file for names of contributors.
#include "helpers/memenv/memenv.h"
#include "rocksdb/env.h" #include "rocksdb/env.h"
#include "rocksdb/status.h" #include "rocksdb/status.h"
#include "port/port.h" #include "port/port.h"

19
helpers/memenv/memenv.h
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@ -1,19 +0,0 @@
// 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.
#ifndef STORAGE_ROCKSDB_HELPERS_MEMENV_MEMENV_H_
#define STORAGE_ROCKSDB_HELPERS_MEMENV_MEMENV_H_
namespace rocksdb {
class Env;
// Returns a new environment that stores its data in memory and delegates
// all non-file-storage tasks to base_env. The caller must delete the result
// when it is no longer needed.
// *base_env must remain live while the result is in use.
Env* NewMemEnv(Env* base_env);
} // namespace rocksdb
#endif // STORAGE_ROCKSDB_HELPERS_MEMENV_MEMENV_H_

2
helpers/memenv/memenv_test.cc
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@ -2,8 +2,6 @@
// Use of this source code is governed by a BSD-style license that can be // 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. // found in the LICENSE file. See the AUTHORS file for names of contributors.
#include "helpers/memenv/memenv.h"
#include "db/db_impl.h" #include "db/db_impl.h"
#include "rocksdb/db.h" #include "rocksdb/db.h"
#include "rocksdb/env.h" #include "rocksdb/env.h"

6
include/rocksdb/env.h
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@ -761,6 +761,12 @@ class EnvWrapper : public Env {
Env* target_; Env* target_;
}; };
// Returns a new environment that stores its data in memory and delegates
// all non-file-storage tasks to base_env. The caller must delete the result
// when it is no longer needed.
// *base_env must remain live while the result is in use.
Env* NewMemEnv(Env* base_env);
} // namespace rocksdb } // namespace rocksdb
#endif // STORAGE_ROCKSDB_INCLUDE_ENV_H_ #endif // STORAGE_ROCKSDB_INCLUDE_ENV_H_