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52 lines
1.9 KiB
52 lines
1.9 KiB
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#if !defined(MAJOR_VERSION) || !defined(MINOR_VERSION)
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#error "MAJOR_VERSION and MINOR_VERSION must be defined"
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#endif
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/** Allows macro expansion for x and add surrounding `<>`.
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* Is intended to be used for version dependant includes as
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* `#include` do not macro expand if starting with < or "
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* Example usage:
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* #include PATH(path/to/FILE_VERSION/file)
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* @note: uses the implementation-define "Computed Includes" feature.
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*/
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#define PATH(x) <x>
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#define CONCAT_3(a, b, c) a##b##c
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#define EXPAND_CONCAT_3(a, b, c) CONCAT_3(a, b, c)
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/** The directory name of the version: <major>.<minor> */
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#define FILE_VERSION EXPAND_CONCAT_3(MAJOR_VERSION, ., MINOR_VERSION)
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#define CONCAT_4(a, b, c, d) a##b##c##d
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#define EXPAND_CONCAT_4(a, b, c, d) CONCAT_4(a, b, c, d)
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/** The c++ namespace of the version: V<major>_<minor> */
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#define CPP_VERSION EXPAND_CONCAT_4(V, MAJOR_VERSION, _, MINOR_VERSION)
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#if !defined(AUDIO_PROXY_MINOR_VERSION)
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#error "AUDIO_PROXY_MINOR_VERSION must be defined."
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#endif // !defined(AUDIO_PROXY_MINOR_VERSION)
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/** The directory name of the version: <major>.<minor> */
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#define AUDIO_PROXY_FILE_VERSION \
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EXPAND_CONCAT_3(MAJOR_VERSION, ., AUDIO_PROXY_MINOR_VERSION)
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/** The c++ namespace of the version: V<major>_<minor> */
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#define AUDIO_PROXY_CPP_VERSION \
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EXPAND_CONCAT_4(V, MAJOR_VERSION, _, AUDIO_PROXY_MINOR_VERSION) |