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authorLudovic Court`es2005-06-15 13:00:39 +0000
committerLudovic Court`es2005-06-15 13:00:39 +0000
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Initial import of Skribe 1.2d.
Initial import of Skribe 1.2d. git-archimport-id: lcourtes@laas.fr--2004-libre/skribilo--devel--1.2--base-0
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+;;;; -*- Scheme -*-
+;;;; bibtex-parser.y -- 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: 22-Oct-2004 18:14 (eg)
+;;;;
+
+(load "lalr")
+
+(define (main args)
+ ;; Build the parser
+ (lalr-parser
+ ;; Options
+ (output: parser "bibtex-parser.stk")
+
+ ;; Terminal symbols
+ (CHAR BLANK IDENT STRING COMMA LBRACKET RBRACKET NUMBER EQUAL
+ BIBSTRING BIBITEM)
+
+ ;; Rules
+ (S
+ ()
+ (S string-def)
+ (S blank*)
+ (S bibtex-entry))
+
+
+ (blank*
+ ()
+ (blank* BLANK))
+
+
+ (string-def
+ (BIBSTRING LBRACKET blank* IDENT blank* EQUAL blank* entry-value
+ blank* RBRACKET)
+ : (bibtex-string-def! (car $4) (car $8)))
+
+
+ (bibtex-entry
+ (BIBITEM LBRACKET blank* IDENT blank* COMMA blank* entry-item* RBRACKET)
+ : (make-bibentry $1 $4 $8))
+
+
+ (entry-item*
+ (blank*)
+ : '()
+ (entry-item)
+ : (list $1)
+ (entry-item COMMA entry-item*)
+ : (cons $1 $3))
+
+
+ (entry-item
+ (blank* IDENT blank* EQUAL blank* entry-value blank*)
+ : (cons (car $2) $6))
+
+
+ (entry-value
+ (NUMBER)
+ : (list (car $1))
+ (STRING)
+ : $1
+ (IDENT)
+ : (bibtex-string-ref (car $1))
+ (LBRACKET entry-value-block* RBRACKET)
+ : (list (apply string-append $2)))
+
+
+ (entry-value-block*
+ ()
+ : '()
+ (entry-value-block* entry-value-block)
+ : (append $1 $2))
+
+
+ (entry-value-block
+ (LBRACKET entry-value-block* RBRACKET)
+ : $2
+ (COMMA)
+ : (list ",")
+ (IDENT)
+ : $1
+ (BLANK)
+ : (list " ")
+ (EQUAL)
+ : (list "=")
+ (CHAR)
+ : $1
+ (NUMBER)
+ : $1
+ (STRING)
+ : $1)
+ )
+ ;; Terminate
+ 0)
+
+
+ \ No newline at end of file