utils.h

qt-x11-opensource-src-4.1.4.tar.gz源码

/****************************************************************************
**
** Copyright (C) 1992-2006 Trolltech ASA. All rights reserved.
**
** This file is part of the tools applications of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at [e-mail].
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/

#ifndef UTILS_H
#define UTILS_H

inline bool is_whitespace(char s)
{
    return (s == ' ' || s == '\t' || s == '\n');
}

inline bool is_space(char s)
{
    return (s == ' ' || s == '\t');
}

inline bool is_ident_start(char s)
{
    return ((s >= 'a' && s <= 'z')
            || (s >= 'A' && s <= 'Z')
            || s == '_'
       );
}

inline bool is_ident_char(char s)
{
    return ((s >= 'a' && s <= 'z')
            || (s >= 'A' && s <= 'Z')
            || (s >= '0' && s <= '9')
            || s == '_'
       );
}

inline bool is_digit_char(char s)
{
    return (s >= '0' && s <= '9');
}

inline bool is_hex_char(char s)
{
    return ((s >= 'a' && s <= 'f')
            || (s >= 'A' && s <= 'F')
            || (s >= '0' && s <= '9')
       );
}

inline const char *skipQuote(const char *data)
{
    while (*data && (*data != '\"')) {
        if (*data == '\\') {
            ++data;
            if (!*data) break;
        }
        ++data;
    }
    
    if (*data)  //Skip last quote
        ++data;
    return data; 
}

#endif // UTILS_H