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30 lines
1.0 KiB
30 lines
1.0 KiB
1 year ago
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// Copyright (c) 2017-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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#pragma once
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#include <gflags/gflags.h>
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#include <functional>
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#ifndef GFLAGS_NAMESPACE
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// in case it's not defined in old versions, that's probably because it was
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// still google by default.
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#define GFLAGS_NAMESPACE google
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#endif
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#ifndef DEFINE_uint32
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// DEFINE_uint32 / DECLARE_uint32 do not appear in older versions of gflags.
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// These should be sane definitions for those versions.
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#include <cstdint>
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#define DEFINE_uint32(name, val, txt) \
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namespace gflags_compat { \
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DEFINE_int32(name, val, txt); \
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} \
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uint32_t &FLAGS_##name = \
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*reinterpret_cast<uint32_t *>(&gflags_compat::FLAGS_##name);
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#define DECLARE_uint32(name) extern uint32_t &FLAGS_##name;
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#endif // !DEFINE_uint32
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