qt-creator/src/tools/clangbackend/ipcsource/commandlinearguments.cpp

/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/

#include "commandlinearguments.h"

#include "clangfilepath.h"

#include <utf8string.h>
#include <utils/qtcprocess.h>

#include <QByteArray>

#include <iostream>

namespace ClangBackEnd {

CommandLineArguments::CommandLineArguments(const char *filePath,
                                           const Utf8StringVector &projectPartArguments,
                                           const Utf8StringVector &fileArguments,
                                           bool addVerboseOption)
{
    const auto elementsToReserve = projectPartArguments.size()
            + uint(fileArguments.size())
            + (addVerboseOption ? 1 : 0);
    m_arguments.reserve(elementsToReserve);

    for (const auto &argument : projectPartArguments)
        m_arguments.push_back(argument.constData());
    for (const auto &argument : fileArguments)
        m_arguments.push_back(argument.constData());
    if (addVerboseOption)
        m_arguments.push_back("-v");
    m_nativeFilePath = FilePath::toNativeSeparators(Utf8String::fromUtf8(filePath));
    m_arguments.push_back(m_nativeFilePath.constData());
}

const char * const *CommandLineArguments::data() const
{
    return m_arguments.data();
}

int CommandLineArguments::count() const
{
    return int(m_arguments.size());
}

const char *CommandLineArguments::at(int position) const
{
    return m_arguments.at(uint(position));
}

static Utf8String maybeQuoted(const char *argumentAsCString)
{
    const QString argumentAsQString = QString::fromUtf8(argumentAsCString);
    const QString quotedArgument = Utils::QtcProcess::quoteArg(argumentAsQString);

    return Utf8String::fromString(quotedArgument);
}

void CommandLineArguments::print() const
{
    using namespace std;
    cerr << "Arguments to libclang:";
    for (const auto &argument : m_arguments)
        cerr << ' ' << maybeQuoted(argument).constData();
    cerr << endl;
}

} // namespace ClangBackEnd