| %{ | |
| /* SPDX-License-Identifier: LGPL-2.1-or-later */ | |
| /*************************************************************************** | |
| * Copyright (c) 2010 Jürgen Riegel <juergen.riegel@web.de> * | |
| * * | |
| * This library is free software; you can redistribute it and/or * | |
| * modify it under the terms of the GNU Library General Public * | |
| * License as published by the Free Software Foundation; either * | |
| * version 2 of the License, or (at your option) any later version. * | |
| * * | |
| * This library is distributed in the hope that it will be useful, * | |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of * | |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * | |
| * GNU Library General Public License for more details. * | |
| * * | |
| * You should have received a copy of the GNU Library General Public * | |
| * License along with this library; see the file COPYING.LIB. If not, * | |
| * write to the Free Software Foundation, Inc., 59 Temple Place, * | |
| * Suite 330, Boston, MA 02111-1307, USA * | |
| * * | |
| ***************************************************************************/ | |
| /* Lexer for the FreeCAD selection filter language */ | |
| /* flex -o SelectionFilter.lex.cpp SelectionFilter.l */ | |
| #include <string> | |
| #include "stdio.h" | |
| /* This disables inclusion of unistd.h, which is not available under Visual C++ | |
| * on Win32. The C++ scanner uses STL streams instead. */ | |
| #define YY_NO_UNISTD_H | |
| %} | |
| /*** Flex Declarations and Options ***/ | |
| /* change the name of the scanner class. results in "SelectionFilterFlexLexer" */ | |
| %option prefix="SelectionFilter" | |
| /* the manual says "somewhat more optimized" */ | |
| %option batch | |
| /* no support for include files is planned */ | |
| %option noyywrap nounput | |
| %% /*** Filter language Part ***/ | |
| [ \t] ; | |
| [\n]+ ; | |
| "SUBELEMENT" return TSUB; | |
| "SELECT" return TSELECT; | |
| "COUNT" return TCOUNT; | |
| ".." return TSLICE; | |
| "::" return TNAMESPACE; | |
| [a-zA-Z_][a-zA-Z0-9_]* { | |
| yylval.string = StringFactory::New(yytext); | |
| return TIDENTIFIER; | |
| } | |
| [0-9]+ { | |
| long n = strtol (yytext, NULL, 10); | |
| yylval.number = n; | |
| return TNUMBER; | |
| } | |