Method resolveVariables

plugins/qmakemanager/qmakefilevisitor.cpp:164–227

}

QStringList QMakeFileVisitor::resolveVariables(const QString& var) const
{
    VariableReferenceParser parser;
    parser.setContent(var);
    if (!parser.parse()) {
        qCWarning(KDEV_QMAKE) << "Couldn't parse" << var << "to replace variables in it";
        return QStringList() << var;
    }
    const auto variableReferences = parser.variableReferences();
    if (variableReferences.isEmpty()) {
        return QStringList() << var;
    }

    /// TODO: multiple vars in one place will make the offsets go bonkers
    QString value = var;
    for (const auto& variable : variableReferences) {
        const auto vi = parser.variableInfo(variable);
        QString varValue;

        switch (vi.type) {
        case VariableInfo::QMakeVariable:
            if (int arg = functionArgument(variable)) {
                if (arg > 0 && arg <= m_arguments.size()) {
                    varValue = m_arguments.at(arg - 1);
                } else {
                    qCWarning(KDEV_QMAKE) << "undefined macro argument:" << variable;
                }
            } else {
                varValue = resolveVariable(variable, vi.type).join(QLatin1Char(' '));
            }
            break;
        case VariableInfo::ShellVariableResolveQMake:
        case VariableInfo::ShellVariableResolveMake:
            /// TODO: make vs qmake time
            varValue = QProcessEnvironment::systemEnvironment().value(variable);
            break;
        case VariableInfo::QtConfigVariable:
            varValue = resolveVariable(variable, vi.type).join(QLatin1Char(' '));
            break;
        case VariableInfo::FunctionCall: {
            QStringList arguments;
            arguments.reserve(vi.positions.size());
            for (const auto& pos : vi.positions) {
                int start = pos.start + 3 + variable.length();
                QString args = value.mid(start, pos.end - start);
                varValue = resolveVariables(args).join(QLatin1Char(' '));
                arguments << varValue;
            }
            varValue = evaluateMacro(variable, arguments).join(QLatin1Char(' '));
            break;
        }
        case VariableInfo::Invalid:
            qCWarning(KDEV_QMAKE) << "invalid qmake variable:" << variable;
            continue;
        }

        for (const auto& pos : vi.positions) {
            value.replace(pos.start, pos.end - pos.start + 1, varValue);