72 lines
2.7 KiB
C++
Executable File
72 lines
2.7 KiB
C++
Executable File
/*
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* Copyright (C) 2019 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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#ifndef TNT_FILAMAT_INCLUDER_H
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#define TNT_FILAMAT_INCLUDER_H
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#include <utils/CString.h>
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#include <functional>
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namespace filamat {
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struct IncludeResult {
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// The include name of the root file, as if it were being included.
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// I.e., 'foobar.h' in the case of #include "foobar.h"
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const utils::CString includeName;
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// The following fields should be filled out by the IncludeCallback when processing an include,
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// or when calling resolveIncludes for the root file.
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// The full contents of the include file. This may contain additional, recursive include
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// directives.
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utils::CString text;
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// The line number for the first line of text (first line is 0).
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size_t lineNumberOffset = 0;
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// The name of the include file. This gets passed as "includerName" for any includes inside of
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// source. This field isn't used by the include system; it's up to the callback to give meaning
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// to this value and interpret it accordingly. In the case of DirIncluder, this is an empty
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// string to represent the root include file, and a canonical path for subsequent included
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// files.
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utils::CString name;
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};
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/**
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* A callback invoked by the include system when an #include "file.h" directive is found.
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*
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* For example, if a file main.h includes file.h on line 10, then IncludeCallback would be called
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* with the following:
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* includeCallback("main.h", {.includeName = "file.h" })
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* It's then up to the IncludeCallback to fill out the .text, .name, and (optionally)
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* lineNumberOffset fields.
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*
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* @param includedBy is the value that was given to IncludeResult.name for this source file, or
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* the empty string for the root source file.
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* @param result is the IncludeResult that the callback should fill out.
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* @return true, if the include was resolved successfully, false otherwise.
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*
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* For an example of implementing this callback, see tools/matc/src/matc/DirIncluder.h.
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*/
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using IncludeCallback = std::function<bool(
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const utils::CString& includedBy,
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IncludeResult& result)>;
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} // namespace filamat
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#endif
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