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49 lines
1.4 KiB
49 lines
1.4 KiB
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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file Copyright.txt or https://cmake.org/licensing for details. */
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#include "cmGccDepfileReader.h"
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#include <type_traits>
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#include <utility>
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#include <vector>
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#include <cm/optional>
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#include "cmGccDepfileLexerHelper.h"
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#include "cmStringAlgorithms.h"
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#include "cmSystemTools.h"
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cm::optional<cmGccDepfileContent> cmReadGccDepfile(
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const char* filePath, const std::string& prefix,
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GccDepfilePrependPaths prependPaths)
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{
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cmGccDepfileLexerHelper helper;
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if (!helper.readFile(filePath)) {
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return cm::nullopt;
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}
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auto deps = cm::make_optional(std::move(helper).extractContent());
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for (auto& dep : *deps) {
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for (auto& rule : dep.rules) {
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if (prependPaths == GccDepfilePrependPaths::All && !prefix.empty() &&
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!cmSystemTools::FileIsFullPath(rule)) {
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rule = cmStrCat(prefix, '/', rule);
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}
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if (cmSystemTools::FileIsFullPath(rule)) {
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rule = cmSystemTools::CollapseFullPath(rule);
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}
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cmSystemTools::ConvertToLongPath(rule);
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}
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for (auto& path : dep.paths) {
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if (!prefix.empty() && !cmSystemTools::FileIsFullPath(path)) {
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path = cmStrCat(prefix, '/', path);
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}
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if (cmSystemTools::FileIsFullPath(path)) {
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path = cmSystemTools::CollapseFullPath(path);
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}
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cmSystemTools::ConvertToLongPath(path);
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}
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}
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return deps;
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}
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