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Some cleanup in CppPreprocessor.

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This commit is contained in:
Roberto Raggi
2008-12-08 11:08:48 +01:00
parent b09bdf08ea
commit 1f8ce02d06
1 changed files with 296 additions and 269 deletions
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565
src/plugins/cpptools/cppmodelmanager.cpp
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@@ -31,7 +31,6 @@
**
***************************************************************************/
#define _SCL_SECURE_NO_WARNINGS 1
#include "pp.h"
#include "cppmodelmanager.h"
@@ -70,11 +69,10 @@
#include <QTime>
#include <QDebug>
using namespace CppTools;
using namespace CppTools::Internal;
using namespace CPlusPlus;
namespace CppTools {
namespace Internal {
static const char pp_configuration_file[] = "<configuration>";
static const char pp_configuration[] =
@@ -106,278 +104,40 @@ static const char pp_configuration[] =
"#define __declspec(a)\n"
"#define STDMETHOD(method) virtual HRESULT STDMETHODCALLTYPE method\n";
namespace CppTools {
namespace Internal {
class CppPreprocessor: public rpp::Client
{
public:
CppPreprocessor(QPointer<CppModelManager> modelManager)
: m_modelManager(modelManager),
m_documents(modelManager->documents()),
m_proc(this, env)
{ }
CppPreprocessor(QPointer<CppModelManager> modelManager);
void setWorkingCopy(const QMap<QString, QByteArray> &workingCopy)
{ m_workingCopy = workingCopy; }
void setIncludePaths(const QStringList &includePaths)
{ m_includePaths = includePaths; }
void setFrameworkPaths(const QStringList &frameworkPaths)
{ m_frameworkPaths = frameworkPaths; }
void addIncludePath(const QString &path)
{ m_includePaths.append(path); }
void setProjectFiles(const QStringList &files)
{ m_projectFiles = files; }
void run(QString &fileName)
{ sourceNeeded(fileName, IncludeGlobal); }
void operator()(QString &fileName)
{ run(fileName); }
void setWorkingCopy(const QMap<QString, QByteArray> &workingCopy);
void setIncludePaths(const QStringList &includePaths);
void setFrameworkPaths(const QStringList &frameworkPaths);
void addIncludePath(const QString &path);
void setProjectFiles(const QStringList &files);
void run(QString &fileName);
void operator()(QString &fileName);
protected:
bool includeFile(const QString &absoluteFilePath, QByteArray *result)
{
if (absoluteFilePath.isEmpty() || m_included.contains(absoluteFilePath)) {
return true;
}
CPlusPlus::Document::Ptr switchDocument(CPlusPlus::Document::Ptr doc);
if (m_workingCopy.contains(absoluteFilePath)) {
m_included.insert(absoluteFilePath);
*result = m_workingCopy.value(absoluteFilePath);
return true;
}
bool includeFile(const QString &absoluteFilePath, QByteArray *result);
QByteArray tryIncludeFile(QString &fileName, IncludeType type);
QFileInfo fileInfo(absoluteFilePath);
if (! fileInfo.isFile())
return false;
QFile file(absoluteFilePath);
if (file.open(QFile::ReadOnly)) {
m_included.insert(absoluteFilePath);
QTextStream stream(&file);
const QString contents = stream.readAll();
*result = contents.toUtf8();
file.close();
return true;
}
return false;
}
QByteArray tryIncludeFile(QString &fileName, IncludeType type)
{
QFileInfo fileInfo(fileName);
if (fileName == QLatin1String(pp_configuration_file) || fileInfo.isAbsolute()) {
QByteArray contents;
includeFile(fileName, &contents);
return contents;
}
if (type == IncludeLocal && m_currentDoc) {
QFileInfo currentFileInfo(m_currentDoc->fileName());
QString path = currentFileInfo.absolutePath();
path += QLatin1Char('/');
path += fileName;
path = QDir::cleanPath(path);
QByteArray contents;
if (includeFile(path, &contents)) {
fileName = path;
return contents;
}
}
foreach (const QString &includePath, m_includePaths) {
QString path = includePath;
path += QLatin1Char('/');
path += fileName;
path = QDir::cleanPath(path);
QByteArray contents;
if (includeFile(path, &contents)) {
fileName = path;
return contents;
}
}
// look in the system include paths
foreach (const QString &includePath, m_systemIncludePaths) {
QString path = includePath;
path += QLatin1Char('/');
path += fileName;
path = QDir::cleanPath(path);
QByteArray contents;
if (includeFile(path, &contents)) {
fileName = path;
return contents;
}
}
int index = fileName.indexOf(QLatin1Char('/'));
if (index != -1) {
QString frameworkName = fileName.left(index);
QString name = fileName.mid(index + 1);
foreach (const QString &frameworkPath, m_frameworkPaths) {
QString path = frameworkPath;
path += QLatin1Char('/');
path += frameworkName;
path += QLatin1String(".framework/Headers/");
path += name;
QByteArray contents;
if (includeFile(path, &contents)) {
fileName = path;
return contents;
}
}
}
QString path = fileName;
if (path.at(0) != QLatin1Char('/'))
path.prepend(QLatin1Char('/'));
foreach (const QString &projectFile, m_projectFiles) {
if (projectFile.endsWith(path)) {
fileName = projectFile;
QByteArray contents;
includeFile(fileName, &contents);
return contents;
}
}
//qDebug() << "**** file" << fileName << "not found!";
return QByteArray();
}
virtual void macroAdded(const QByteArray &macroName, const QByteArray &macroText)
{
if (! m_currentDoc)
return;
m_currentDoc->appendMacro(macroName, macroText);
}
void mergeEnvironment(CPlusPlus::Document::Ptr doc);
void mergeEnvironment(CPlusPlus::Document::Ptr doc, QSet<QString> *processed);
virtual void macroAdded(const QByteArray &macroName,
const QByteArray &macroText);
virtual void startExpandingMacro(unsigned offset,
const rpp::Macro &,
const QByteArray &originalText)
{
if (! m_currentDoc)
return;
//qDebug() << "start expanding:" << macro.name << "text:" << originalText;
m_currentDoc->addMacroUse(offset, originalText.length());
}
virtual void stopExpandingMacro(unsigned, const rpp::Macro &)
{
if (! m_currentDoc)
return;
//qDebug() << "stop expanding:" << macro.name;
}
void mergeEnvironment(Document::Ptr doc)
{
QSet<QString> processed;
mergeEnvironment(doc, &processed);
}
void mergeEnvironment(Document::Ptr doc, QSet<QString> *processed)
{
if (! doc)
return;
const QString fn = doc->fileName();
if (processed->contains(fn))
return;
processed->insert(fn);
foreach (QString includedFile, doc->includedFiles())
mergeEnvironment(m_documents.value(includedFile), processed);
const QByteArray macros = doc->definedMacros();
QByteArray localFileName = doc->fileName().toUtf8();
QByteArray dummy;
m_proc(localFileName, macros, &dummy);
}
virtual void startSkippingBlocks(unsigned offset)
{
//qDebug() << "start skipping blocks:" << offset;
if (m_currentDoc)
m_currentDoc->startSkippingBlocks(offset);
}
virtual void stopSkippingBlocks(unsigned offset)
{
//qDebug() << "stop skipping blocks:" << offset;
if (m_currentDoc)
m_currentDoc->stopSkippingBlocks(offset);
}
virtual void sourceNeeded(QString &fileName, IncludeType type)
{
if (fileName.isEmpty())
return;
QByteArray contents = tryIncludeFile(fileName, type);
if (m_currentDoc) {
m_currentDoc->addIncludeFile(fileName);
if (contents.isEmpty() && ! QFileInfo(fileName).isAbsolute()) {
QString msg;
msg += fileName;
msg += QLatin1String(": No such file or directory");
Document::DiagnosticMessage d(Document::DiagnosticMessage::Warning,
m_currentDoc->fileName(),
env.currentLine, /*column = */ 0,
msg);
m_currentDoc->addDiagnosticMessage(d);
//qWarning() << "file not found:" << fileName << m_currentDoc->fileName() << env.current_line;
}
}
if (! contents.isEmpty()) {
Document::Ptr cachedDoc = m_documents.value(fileName);
if (cachedDoc && m_currentDoc) {
mergeEnvironment(cachedDoc);
} else {
Document::Ptr previousDoc = switchDocument(Document::create(fileName));
const QByteArray previousFile = env.current_file;
const unsigned previousLine = env.currentLine;
env.current_file = QByteArray(m_currentDoc->translationUnit()->fileName(),
m_currentDoc->translationUnit()->fileNameLength());
QByteArray preprocessedCode;
m_proc(contents, &preprocessedCode);
//qDebug() << preprocessedCode;
env.current_file = previousFile;
env.currentLine = previousLine;
m_currentDoc->setSource(preprocessedCode);
m_currentDoc->parse();
m_currentDoc->check();
m_currentDoc->releaseTranslationUnit(); // release the AST and the token stream.
if (m_modelManager)
m_modelManager->emitDocumentUpdated(m_currentDoc);
(void) switchDocument(previousDoc);
}
}
}
Document::Ptr switchDocument(Document::Ptr doc)
{
Document::Ptr previousDoc = m_currentDoc;
m_currentDoc = doc;
return previousDoc;
}
const rpp::Macro &macro,
const QByteArray &originalText);
virtual void stopExpandingMacro(unsigned offset, const rpp::Macro &macro);
virtual void startSkippingBlocks(unsigned offset);
virtual void stopSkippingBlocks(unsigned offset);
virtual void sourceNeeded(QString &fileName, IncludeType type);
private:
QPointer<CppModelManager> m_modelManager;
@@ -390,15 +150,282 @@ private:
QStringList m_projectFiles;
QStringList m_frameworkPaths;
QSet<QString> m_included;
Document::Ptr m_currentDoc;
CPlusPlus::Document::Ptr m_currentDoc;
};
} // namespace Internal
} // namespace CppTools
CppPreprocessor::CppPreprocessor(QPointer<CppModelManager> modelManager)
: m_modelManager(modelManager),
m_documents(modelManager->documents()),
m_proc(this, env)
{ }
void CppPreprocessor::setWorkingCopy(const QMap<QString, QByteArray> &workingCopy)
{ m_workingCopy = workingCopy; }
void CppPreprocessor::setIncludePaths(const QStringList &includePaths)
{ m_includePaths = includePaths; }
void CppPreprocessor::setFrameworkPaths(const QStringList &frameworkPaths)
{ m_frameworkPaths = frameworkPaths; }
void CppPreprocessor::addIncludePath(const QString &path)
{ m_includePaths.append(path); }
void CppPreprocessor::setProjectFiles(const QStringList &files)
{ m_projectFiles = files; }
void CppPreprocessor::run(QString &fileName)
{ sourceNeeded(fileName, IncludeGlobal); }
void CppPreprocessor::operator()(QString &fileName)
{ run(fileName); }
bool CppPreprocessor::includeFile(const QString &absoluteFilePath, QByteArray *result)
{
if (absoluteFilePath.isEmpty() || m_included.contains(absoluteFilePath)) {
return true;
}
if (m_workingCopy.contains(absoluteFilePath)) {
m_included.insert(absoluteFilePath);
*result = m_workingCopy.value(absoluteFilePath);
return true;
}
QFileInfo fileInfo(absoluteFilePath);
if (! fileInfo.isFile())
return false;
QFile file(absoluteFilePath);
if (file.open(QFile::ReadOnly)) {
m_included.insert(absoluteFilePath);
QTextStream stream(&file);
const QString contents = stream.readAll();
*result = contents.toUtf8();
file.close();
return true;
}
return false;
}
QByteArray CppPreprocessor::tryIncludeFile(QString &fileName, IncludeType type)
{
QFileInfo fileInfo(fileName);
if (fileName == QLatin1String(pp_configuration_file) || fileInfo.isAbsolute()) {
QByteArray contents;
includeFile(fileName, &contents);
return contents;
}
if (type == IncludeLocal && m_currentDoc) {
QFileInfo currentFileInfo(m_currentDoc->fileName());
QString path = currentFileInfo.absolutePath();
path += QLatin1Char('/');
path += fileName;
path = QDir::cleanPath(path);
QByteArray contents;
if (includeFile(path, &contents)) {
fileName = path;
return contents;
}
}
foreach (const QString &includePath, m_includePaths) {
QString path = includePath;
path += QLatin1Char('/');
path += fileName;
path = QDir::cleanPath(path);
QByteArray contents;
if (includeFile(path, &contents)) {
fileName = path;
return contents;
}
}
// look in the system include paths
foreach (const QString &includePath, m_systemIncludePaths) {
QString path = includePath;
path += QLatin1Char('/');
path += fileName;
path = QDir::cleanPath(path);
QByteArray contents;
if (includeFile(path, &contents)) {
fileName = path;
return contents;
}
}
int index = fileName.indexOf(QLatin1Char('/'));
if (index != -1) {
QString frameworkName = fileName.left(index);
QString name = fileName.mid(index + 1);
foreach (const QString &frameworkPath, m_frameworkPaths) {
QString path = frameworkPath;
path += QLatin1Char('/');
path += frameworkName;
path += QLatin1String(".framework/Headers/");
path += name;
QByteArray contents;
if (includeFile(path, &contents)) {
fileName = path;
return contents;
}
}
}
QString path = fileName;
if (path.at(0) != QLatin1Char('/'))
path.prepend(QLatin1Char('/'));
foreach (const QString &projectFile, m_projectFiles) {
if (projectFile.endsWith(path)) {
fileName = projectFile;
QByteArray contents;
includeFile(fileName, &contents);
return contents;
}
}
//qDebug() << "**** file" << fileName << "not found!";
return QByteArray();
}
void CppPreprocessor::macroAdded(const QByteArray &macroName, const QByteArray &macroText)
{
if (! m_currentDoc)
return;
m_currentDoc->appendMacro(macroName, macroText);
}
void CppPreprocessor::startExpandingMacro(unsigned offset,
const rpp::Macro &,
const QByteArray &originalText)
{
if (! m_currentDoc)
return;
//qDebug() << "start expanding:" << macro.name << "text:" << originalText;
m_currentDoc->addMacroUse(offset, originalText.length());
}
void CppPreprocessor::stopExpandingMacro(unsigned, const rpp::Macro &)
{
if (! m_currentDoc)
return;
//qDebug() << "stop expanding:" << macro.name;
}
void CppPreprocessor::mergeEnvironment(Document::Ptr doc)
{
QSet<QString> processed;
mergeEnvironment(doc, &processed);
}
void CppPreprocessor::mergeEnvironment(Document::Ptr doc, QSet<QString> *processed)
{
if (! doc)
return;
const QString fn = doc->fileName();
if (processed->contains(fn))
return;
processed->insert(fn);
foreach (QString includedFile, doc->includedFiles())
mergeEnvironment(m_documents.value(includedFile), processed);
const QByteArray macros = doc->definedMacros();
QByteArray localFileName = doc->fileName().toUtf8();
QByteArray dummy;
m_proc(localFileName, macros, &dummy);
}
void CppPreprocessor::startSkippingBlocks(unsigned offset)
{
//qDebug() << "start skipping blocks:" << offset;
if (m_currentDoc)
m_currentDoc->startSkippingBlocks(offset);
}
void CppPreprocessor::stopSkippingBlocks(unsigned offset)
{
//qDebug() << "stop skipping blocks:" << offset;
if (m_currentDoc)
m_currentDoc->stopSkippingBlocks(offset);
}
void CppPreprocessor::sourceNeeded(QString &fileName, IncludeType type)
{
if (fileName.isEmpty())
return;
QByteArray contents = tryIncludeFile(fileName, type);
if (m_currentDoc) {
m_currentDoc->addIncludeFile(fileName);
if (contents.isEmpty() && ! QFileInfo(fileName).isAbsolute()) {
QString msg;
msg += fileName;
msg += QLatin1String(": No such file or directory");
Document::DiagnosticMessage d(Document::DiagnosticMessage::Warning,
m_currentDoc->fileName(),
env.currentLine, /*column = */ 0,
msg);
m_currentDoc->addDiagnosticMessage(d);
//qWarning() << "file not found:" << fileName << m_currentDoc->fileName() << env.current_line;
}
}
if (! contents.isEmpty()) {
Document::Ptr cachedDoc = m_documents.value(fileName);
if (cachedDoc && m_currentDoc) {
mergeEnvironment(cachedDoc);
} else {
Document::Ptr previousDoc = switchDocument(Document::create(fileName));
const QByteArray previousFile = env.current_file;
const unsigned previousLine = env.currentLine;
env.current_file = QByteArray(m_currentDoc->translationUnit()->fileName(),
m_currentDoc->translationUnit()->fileNameLength());
QByteArray preprocessedCode;
m_proc(contents, &preprocessedCode);
//qDebug() << preprocessedCode;
env.current_file = previousFile;
env.currentLine = previousLine;
m_currentDoc->setSource(preprocessedCode);
m_currentDoc->parse();
m_currentDoc->check();
m_currentDoc->releaseTranslationUnit(); // release the AST and the token stream.
if (m_modelManager)
m_modelManager->emitDocumentUpdated(m_currentDoc);
(void) switchDocument(previousDoc);
}
}
}
Document::Ptr CppPreprocessor::switchDocument(Document::Ptr doc)
{
Document::Ptr previousDoc = m_currentDoc;
m_currentDoc = doc;
return previousDoc;
}
using namespace CppTools;
using namespace CppTools::Internal;
/*!
\class CppTools::CppModelManager