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// Copyright (c) 2013, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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//
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// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file. See the AUTHORS file for names of contributors.
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#ifndef STORAGE_LEVELDB_UTILITIES_PRAGMA_ERROR_H_
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#define STORAGE_LEVELDB_UTILITIES_PRAGMA_ERROR_H_
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#define RDB_STR__(x) #x
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#define RDB_STR(x) RDB_STR__(x)
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#if defined(ROCKSDB_PLATFORM_POSIX)
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// Wrap unportable warning macro
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#define ROCKSDB_WARNING(x) _Pragma(RDB_STR(GCC warning(x)))
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#elif defined(OS_WIN)
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// Wrap unportable warning macro
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#if defined(_MSC_VER)
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// format it according to visual studio output (to get source lines and warnings
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// in the IDE)
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#define ROCKSDB_WARNING(x) \
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__pragma(message(__FILE__ "(" RDB_STR(__LINE__) ") : warning: " x))
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#else
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// make #warning into #pragma GCC warning gcc 4.7+ and clang 3.2+ supported
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#define ROCKSDB_WARNING(x) _Pragma(RDB_STR(GCC warning(x)))
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#endif
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#endif
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#endif // STORAGE_LEVELDB_UTILITIES_PRAGMA_ERROR_H_
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