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30 lines
1008 B
C
30 lines
1008 B
C
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// Copyright 2009 The RE2 Authors. All Rights Reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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#ifndef UTIL_FLAGS_H_
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#define UTIL_FLAGS_H_
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// Simplified version of Google's command line flags.
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// Does not support parsing the command line.
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// If you want to do that, see
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// https://gflags.github.io/gflags/
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#include <stdint.h>
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#define DEFINE_flag(type, name, deflt, desc) \
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namespace re2 { type FLAGS_##name = deflt; }
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#define DECLARE_flag(type, name) \
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namespace re2 { extern type FLAGS_##name; }
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#define DEFINE_bool(name, deflt, desc) DEFINE_flag(bool, name, deflt, desc)
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#define DEFINE_int32(name, deflt, desc) DEFINE_flag(int32_t, name, deflt, desc)
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#define DEFINE_string(name, deflt, desc) DEFINE_flag(std::string, name, deflt, desc)
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#define DECLARE_bool(name) DECLARE_flag(bool, name)
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#define DECLARE_int32(name) DECLARE_flag(int32_t, name)
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#define DECLARE_string(name) DECLARE_flag(std::string, name)
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#endif // UTIL_FLAGS_H_
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