1 

     2 %option noyywrap

     3 

     4 %{

     5 /****************************************************************************

     6 **

     7 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     8 ** All rights reserved.

     9 ** Contact: Nokia Corporation (qt-info@nokia.com)

    10 **

    11 ** This file is part of the QLALR tool of the Qt Toolkit.

    12 **

    13 ** $QT_BEGIN_LICENSE:LGPL$

    14 ** No Commercial Usage

    15 ** This file contains pre-release code and may not be distributed.

    16 ** You may use this file in accordance with the terms and conditions

    17 ** contained in the Technology Preview License Agreement accompanying

    18 ** this package.

    19 **

    20 ** GNU Lesser General Public License Usage

    21 ** Alternatively, this file may be used under the terms of the GNU Lesser

    22 ** General Public License version 2.1 as published by the Free Software

    23 ** Foundation and appearing in the file LICENSE.LGPL included in the

    24 ** packaging of this file.  Please review the following information to

    25 ** ensure the GNU Lesser General Public License version 2.1 requirements

    26 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    27 **

    28 ** In addition, as a special exception, Nokia gives you certain additional

    29 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    30 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

    31 **

    32 ** If you have questions regarding the use of this file, please contact

    33 ** Nokia at qt-info@nokia.com.

    34 **

    35 **

    36 **

    37 **

    38 **

    39 **

    40 **

    41 **

    42 ** $QT_END_LICENSE$

    43 **

    44 ****************************************************************************/

    45 

    46 #include "calc_parser.h"

    47 #include <cstdlib>

    48 

    49 #define YY_DECL int CalcParser::nextToken()

    50 %}

    51 

    52 %%

    53 

    54 [ \t\n]     { /* eat me */ }

    55 [0-9]+      { sym(1) = atoi (yytext); return Token_number; }

    56 "("         { return Token_lparen; }

    57 ")"         { return Token_rparen; }

    58 "+"         { return Token_plus; }

    59 "-"         { return Token_minus; }

    60 

    61 %%