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/*
This file is part of the clazy static checker.
Copyright (C) 2017 Sergio Martins <smartins@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "AccessSpecifierManager.h"
#include "PreProcessorVisitor.h"
#include "ClazyContext.h"
#include <clang/AST/ParentMap.h>
#include <clang/Basic/SourceManager.h>
#include "clang/Rewrite/Frontend/FixItRewriter.h"
using namespace std;
using namespace clang;
class ClazyFixItOptions : public FixItOptions
{
public:
ClazyFixItOptions(const ClazyFixItOptions &other) = delete;
ClazyFixItOptions(bool inplace)
{
InPlace = inplace;
FixWhatYouCan = true;
FixOnlyWarnings = true;
Silent = false;
}
std::string RewriteFilename(const std::string &filename, int &fd) override
{
fd = -1;
return InPlace ? filename : filename + "_fixed.cpp";
}
};
ClazyContext::ClazyContext(const clang::CompilerInstance &compiler,
const string &headerFilter, const string &ignoreDirs, ClazyOptions opts)
: ci(compiler)
, astContext(ci.getASTContext())
, sm(ci.getSourceManager())
, m_noWerror(getenv("CLAZY_NO_WERROR") != nullptr) // Allows user to make clazy ignore -Werror
, options(opts)
, extraOptions(clazy::splitString(getenv("CLAZY_EXTRA_OPTIONS"), ','))
{
if (!headerFilter.empty())
headerFilterRegex = std::unique_ptr<llvm::Regex>(new llvm::Regex(headerFilter));
if (!ignoreDirs.empty())
ignoreDirsRegex = std::unique_ptr<llvm::Regex>(new llvm::Regex(ignoreDirs));
const char *fixitsEnv = getenv("CLAZY_FIXIT");
allFixitsEnabled = (options & ClazyOption_AllFixitsEnabled);
if (!allFixitsEnabled && fixitsEnv) {
const string fixitsEnvStr = clazy::unquoteString(fixitsEnv);
if (fixitsEnvStr == "all_fixits") {
allFixitsEnabled = true;
} else {
requestedFixitName = fixitsEnvStr;
}
}
if (fixitsEnabled() && !(options & ClazyOption_NoFixitsAutoWrite))
rewriter = new FixItRewriter(ci.getDiagnostics(), sm,
ci.getLangOpts(), new ClazyFixItOptions(fixitsAreInplace()));
}
ClazyContext::~ClazyContext()
{
//delete preprocessorVisitor; // we don't own it
delete accessSpecifierManager;
delete parentMap;
if (rewriter) {
rewriter->WriteFixedFiles();
delete rewriter;
}
preprocessorVisitor = nullptr;
accessSpecifierManager = nullptr;
parentMap = nullptr;
}
void ClazyContext::enableAccessSpecifierManager()
{
if (!accessSpecifierManager && !usingPreCompiledHeaders())
accessSpecifierManager = new AccessSpecifierManager(ci);
}
void ClazyContext::enablePreprocessorVisitor()
{
if (!preprocessorVisitor && !usingPreCompiledHeaders())
preprocessorVisitor = new PreProcessorVisitor(ci);
}
bool ClazyContext::isQt() const
{
static const bool s_isQt = [this] {
for (auto s : ci.getPreprocessorOpts().Macros) {
if (s.first == "QT_CORE_LIB")
return true;
}
return false;
}();
return s_isQt;
}
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