46   Status s = db_->GetEnv()->FileExists(full_private_path);  in CleanStagingDirectory()
52   db_->GetEnv()->GetChildren(full_private_path, &subchildren);  in CleanStagingDirectory()
55     s = db_->GetEnv()->DeleteFile(subchild_path);  in CleanStagingDirectory()
60   s = db_->GetEnv()->DeleteDir(full_private_path);  in CleanStagingDirectory()
77   Status s = db_->GetEnv()->FileExists(checkpoint_dir);  in CreateCheckpoint()
107   s = db_->GetEnv()->CreateDir(full_private_path);  in CreateCheckpoint()
139     s = db_->GetEnv()->RenameFile(full_private_path, checkpoint_dir);  in CreateCheckpoint()
143     db_->GetEnv()->NewDirectory(checkpoint_dir, &checkpoint_directory);  in CreateCheckpoint()
349   auto s = db_->GetEnv()->FileExists(export_dir);  in ExportColumnFamily()
368   s = db_->GetEnv()->CreateDir(tmp_export_dir);  in ExportColumnFamily()
386             return db_->GetEnv()->LinkFile(src_dirname + fname,  in ExportColumnFamily()
406     s = db_->GetEnv()->RenameFile(tmp_export_dir, export_dir);  in ExportColumnFamily()
413     s = db_->GetEnv()->NewDirectory(export_dir, &dir_ptr);  in ExportColumnFamily()
451     db_->GetEnv()->GetChildren(cleanup_dir, &subchildren);  in ExportColumnFamily()
454       const auto status = db_->GetEnv()->DeleteFile(subchild_path);  in ExportColumnFamily()
460     const auto status = db_->GetEnv()->DeleteDir(cleanup_dir);  in ExportColumnFamily()