Revision ab8129ab8af3cc7ae7a01bdcb0c6fdb59eee030d authored by Yi Wu on 15 May 2017, 20:40:32 UTC, committed by Yi Wu on 15 May 2017, 21:21:07 UTC
Summary: snprintf is in <stdio.h> and not in namespace std. Closes https://github.com/facebook/rocksdb/pull/2287 Reviewed By: anirbanr-fb Differential Revision: D5054752 Pulled By: yiwu-arbug fbshipit-source-id: 356807ec38f3c7d95951cdb41f31a3d3ae0714d4
1 parent 87f35fb
likely.h
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same 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.
#ifndef PORT_LIKELY_H_
#define PORT_LIKELY_H_
#if defined(__GNUC__) && __GNUC__ >= 4
#define LIKELY(x) (__builtin_expect((x), 1))
#define UNLIKELY(x) (__builtin_expect((x), 0))
#else
#define LIKELY(x) (x)
#define UNLIKELY(x) (x)
#endif
#endif // PORT_LIKELY_H_
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