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/*****************************************************************************
* Copyright (c) 2010 Milian Wolff <mail@milianw.de> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program 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 General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
*****************************************************************************/
#ifndef QMAKEFILEVISITOR_H
#define QMAKEFILEVISITOR_H
#include "parser/qmakeastdefaultvisitor.h"
#include "variablereferenceparser.h"
#include <QHash>
class QMakeVariableResolver {
public:
virtual ~QMakeVariableResolver() {}
virtual QStringList resolveVariable(const QString& variable, VariableInfo::VariableType type) const = 0;
typedef QHash< QString, QStringList > VariableMap;
};
class QMakeFile;
class QMakeFileVisitor : protected QMake::ASTDefaultVisitor, public QMakeVariableResolver {
public:
explicit QMakeFileVisitor(const QMakeVariableResolver* resolver, QMakeFile* baseFile);
~QMakeFileVisitor() override;
QStringList resolveVariable(const QString& variable, VariableInfo::VariableType type) const override;
// use this before visiting a file to set the default variables
void setVariables(const VariableMap& vars);
// visit whole file and return map of defined variables
VariableMap visitFile(QMake::ProjectAST* node);
// visit macro with given arguments and forward its returnvalue
QStringList visitMacro(QMake::ScopeBodyAST* node, const QStringList& arguments);
protected:
void visitAssignment(QMake::AssignmentAST* node) override;
void visitFunctionCall(QMake::FunctionCallAST* node) override;
private:
QStringList resolveVariables( const QString& value ) const;
QStringList getValueList( const QList<QMake::ValueAST*>& list ) const;
QStringList evaluateMacro( const QString& function, const QStringList& arguments ) const;
const QMakeVariableResolver* const m_resolver;
QMakeFile* m_baseFile;
VariableMap m_variableValues;
QHash<QString, QMake::ScopeBodyAST*> m_userMacros;
QStringList m_arguments;
QStringList m_lastReturn;
};
#endif // QMAKEFILEVISITOR_H
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