95 lines
3.7 KiB
C++
95 lines
3.7 KiB
C++
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#include "compat.hxx"
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#include "plugin.hxx"
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namespace {
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class IncludeForm final: public PPCallbacks, public loplugin::RewritePlugin {
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public:
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explicit IncludeForm(InstantiationData const & data): RewritePlugin(data)
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{ compat::addPPCallbacks(compiler.getPreprocessor(), this); }
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private:
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void run() override {}
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void InclusionDirective(
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SourceLocation HashLoc, Token const & IncludeTok, StringRef,
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bool IsAngled, CharSourceRange FilenameRange, FileEntry const * File,
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StringRef SearchPath, StringRef, clang::Module const *) override
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{
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if (ignoreLocation(HashLoc)) {
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return;
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}
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if (File == nullptr) { // in case of "fatal error: '...' file not found"
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return;
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}
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if (IncludeTok.getIdentifierInfo()->getPPKeywordID() != tok::pp_include)
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{
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return;
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}
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auto const uno = isInUnoIncludeFile(HashLoc)
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&& !compiler.getSourceManager().isInMainFile(HashLoc);
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// exclude the various compat.cxx that are included in
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// isInUnoIncludeFile
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//TODO: 'uno' should be false if HashLoc is inside an
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// '#ifdef LIBO_INTERNAL_ONLY' block
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bool shouldUseAngles;
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if (uno) {
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shouldUseAngles
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= (!(loplugin::hasPathnamePrefix(SearchPath, SRCDIR)
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|| loplugin::hasPathnamePrefix(SearchPath, BUILDDIR))
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|| loplugin::hasPathnamePrefix(
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SearchPath, WORKDIR "/UnpackedTarball"));
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} else {
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auto const file = StringRef(
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compiler.getSourceManager().getPresumedLoc(HashLoc)
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.getFilename());
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auto const dir = compat::take_front(file, file.rfind('/'));
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shouldUseAngles = !loplugin::isSamePathname(SearchPath, dir);
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}
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if (shouldUseAngles == IsAngled) {
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return;
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}
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if (rewriter != nullptr) {
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auto last = FilenameRange.getEnd().getLocWithOffset(-1);
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if ((compiler.getSourceManager().getCharacterData(
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FilenameRange.getBegin())[0]
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== (IsAngled ? '<' : '"'))
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&& (compiler.getSourceManager().getCharacterData(last)[0]
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== (IsAngled ? '>' : '"'))
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&& replaceText(
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FilenameRange.getBegin(), 1, shouldUseAngles ? "<" : "\"")
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&& replaceText(last, 1, shouldUseAngles ? ">" : "\""))
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{
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//TODO: atomically only replace both or neither
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return;
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}
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}
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report(
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DiagnosticsEngine::Warning,
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("%select{|in UNO API include file, }0replace"
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" %select{\"...\"|<...>}1 include form with"
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" %select{\"...\"|<...>}2 for inclusion of %select{%select{a"
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" source file next to the current source file|a source file not"
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" next to the current source file, or a header}2|%select{a source"
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" file|a header}2}0, %3"),
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FilenameRange.getBegin())
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<< uno << IsAngled << shouldUseAngles << File->getName()
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<< FilenameRange;
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}
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};
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static loplugin::Plugin::Registration<IncludeForm> reg("includeform", true);
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
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