text: // Copyright (c) 2014 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_LEVELDB_INCLUDE_DUMPFILE_H_
  #define STORAGE_LEVELDB_INCLUDE_DUMPFILE_H_
  
  #include <string>
  #include "leveldb/env.h"
  #include "leveldb/export.h"
  #include "leveldb/status.h"
  
  namespace leveldb {
  
  // Dump the contents of the file named by fname in text format to
  // *dst.  Makes a sequence of dst->Append() calls; each call is passed
  // the newline-terminated text corresponding to a single item found
  // in the file.
  //
  // Returns a non-OK result if fname does not name a leveldb storage
  // file, or if the file cannot be read.
  /*
   * fname的数据库文件内容文本形式
   * dump到*dst的文件
   * 文件中发现的每一个iterm,都写如一行到dest中。
   *
   */
  LEVELDB_EXPORT Status DumpFile(Env* env, const std::string& fname,
                                 WritableFile* dst);
  
  }  // namespace leveldb
  
  #endif  // STORAGE_LEVELDB_INCLUDE_DUMPFILE_H_
  