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-;;;; -*- Scheme -*-
-;;;; bibtex-lex.l -- SILex input for BibTeX
-;;;;
-;;;; Copyright © 2004 Erick Gallesio - I3S-CNRS/ESSI <eg@essi.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.
-;;;;
-;;;; Author: Erick Gallesio [eg@essi.fr]
-;;;; Creation date: 21-Oct-2004 17:47 (eg)
-;;;; Last file update: 25-Oct-2004 20:16 (eg)
-;;;;
-
-
-space [ \n\9]
-alpha [-+a-zA-ZàâäéèêëîïôöûüùÀÂÄÉÈÊËÎÏÔÖÛÜÙ./:()?!'&_~]
-
-%%
-
-;; Spaces
-{space}+ (list 'BLANK)
-;; Comment
-\%.*$ (yycontinue)
-;; equal sign
-= (list 'EQUAL)
-;; Open Bracket
-\{ (list 'LBRACKET)
-;; Close Bracket
-\} (list 'RBRACKET)
-;; Comma
-, (list 'COMMA)
-;; Strings
-\"[^\"]*\" (list 'STRING yytext)
-;; Commands
-@{alpha}+ (let* ((str (string-downcase
- (substring yytext 1
- (string-length yytext))))
- (sym (string->symbol str)))
- (case sym
- ((string) (list 'BIBSTRING))
- (else (list 'BIBITEM sym))))
-;; Ident
-{alpha}({alpha}|[0-9])* (list 'IDENT yytext)
-;; Number
-[0-9]+ (list 'NUMBER yytext)
-;; Diacritic
-\\['`^\"][aeiouAEIOU] (lex-char (string-ref yytext 1)
- (string-ref yytext 2))
-\{\\['`^\"][aeiouAEIOU]\} (lex-char (string-ref yytext 2)
- (string-ref yytext 3))
-
-;; Unrecognized character
-. (begin
- (format (current-error-port)
- "Skipping character ~S\n" yytext)
- (yycontinue))
-
-;;;; ======================================================================
-<<EOF>> '*eoi*
-<<ERROR>> (error 'bibtex-lexer "Parse error" yytext)
-
-