%{ /* * Copyright (C) 1999, 2000, 2001 Lorenzo Bettini * * 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., 675 Mass Ave, Cambridge, MA 02139, USA. * */ #include #include #include #include #include "my_sstream.h" #include "tags.h" #include "colors.h" #include "keys.h" #include "messages.h" #include "parsetags.h" #include "fileutil.h" using std::cerr; static int yyparse() ; static void yyerror( char *s ) ; int line = 1 ; static void add_tag(Tags *tags, Tag *t); extern int opsc_lex() ; extern FILE *opsc_in ; %} %union { int tok ; /* command */ char * string ; /* string : id, ... */ int flag ; Tag *tag ; Tags *tags ; } ; %token BOLD ITALICS UNDERLINE %token KEY COLOR %type option %type options %type values value %% globaltags : options { setTags( 1ドル ) ; } ; options : options option { add_tag( 1,ドル 2ドル ) ; } | option { $$ = new Tags() ; $$->AddTag( 1ドル ) ; } ; option : KEY COLOR { printMessage( 1ドル ) ; printMessage( 2ドル ) ; } values ';' { $$ = new Tag( 1,ドル 2ドル ) ; $$->SetFlags(4ドル) ; } ; values : values ',' value { $$ = 1ドル | 3ドル ; } | value ; value : { $$ = 0 ; printMessage( " (no options) " ) ; } | BOLD { printMessage( " - bold" ) ; $$ = ISBOLD ; } | ITALICS { printMessage( " - italics" ) ; $$ = ISITALIC ; } | UNDERLINE { printMessage( " - underline" ) ; $$ = ISUNDERLINE ; } ; %% char *current_file = 0; void parseTags(const string &path, const string &name) { // opens the file for yylex opsc_in = open_data_file_stream(path, name); printMessage_noln( "Parsing ", cerr ) ; printMessage_noln (name, cerr); printMessage( " file ...", cerr ) ; yyparse() ; printMessage( "Parsing done!", cerr ) ; } void yyerror( char *s ) { ostringstream str ; str << current_file << ":" << line << ": " << s << ", in option declaration"; printError( str.str().c_str(), cerr ) ; exit(EXIT_FAILURE); } void add_tag(Tags *tags, Tag *t) { if (! tags->AddTag(t)) { yyerror("already defined"); } }