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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** 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 Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/

#include "PPToken.h"

#include <cstring>

using namespace CPlusPlus;

bool ByteArrayRef::startsWith(const char *s) const
{
    int l = std::strlen(s);
    if (l > m_length)
        return false;
    return !qstrncmp(start(), s, l);
}

int ByteArrayRef::count(char ch) const
{
    int num = 0;
    const char *b = start();
    const char *i = b + m_length;
    while (i != b)
        if (*--i == ch)
            ++num;
    return num;
}

void Internal::PPToken::squeezeSource()
{
    if (hasSource()) {
        m_src = m_src.mid(offset, f.length);
        m_src.squeeze();
        offset = 0;
    }
}