%{ /* nono - programme du robot 2004. {{{ * * Copyright (C) 2004 Nicolas Schodet * * Robot APB Team/Efrei 2004. * Web: http://assos.efrei.fr/robot/ * Email: robot AT efrei DOT fr * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * * }}} */ #include "config/config_lex.h" config_yytype config_yylval; config_wrap_f wrap_f = 0; void *wrap_data = 0; %} ID [_a-zA-Z][-_a-zA-Z0-9]* NUM [-+]?[0-9]+ HNUM "0x"[0-9a-fzA-F]+ BNUM "0b"[01]+ FLOAT [-+]?[0-9]*"."[0-9]* STRING \"[^\n\"]*\" %option nounput %option prefix="config_yy" %option yylineno %% {FLOAT} { config_yylval.fl = strtod (config_yytext, 0); return FLOAT; } {BNUM} { config_yylval.num = strtol (config_yytext + 2, 0, 2); return NUM; } {HNUM} { config_yylval.num = strtol (config_yytext + 2, 0, 16); return NUM; } {NUM} { config_yylval.num = strtol (config_yytext, 0, 10); return NUM; } "true" { config_yylval.boolean = true; return BOOL; } "false" { config_yylval.boolean = false; return BOOL; } {ID} { config_yylval.id = config_yytext; return ID; } {STRING} { config_yytext[config_yyleng - 1] = '\0'; config_yylval.str = config_yytext + 1; return STRING; } "#".* /* Commentaires. */ [ \t\n]+ /* Rien à battre. */ . return ERR; %% // Ouvre un fichier pour l'utiliser avec le lexer. int config_yyopen (const char *filename, config_wrap_f wrap, void *data) { if (config_yyin && config_yyin != stdin) { fclose (config_yyin); config_yyin = 0; } config_yyin = fopen (filename, "r"); if (!config_yyin) return -1; wrap_f = wrap; wrap_data = data; return 0; } // Ferme le fichier du lexer. void config_yyclose (void) { if (config_yyin && config_yyin != stdin) { fclose (config_yyin); config_yyin = 0; } wrap_f = 0; wrap_data = 0; } // Appelé par flex pour changer de fichier. int config_yywrap (void) { if (wrap_f) return wrap_f (wrap_data) ? 0 : 1; else return 1; } // vim: ft=lex