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-rw-r--r--src/guile/skribe/source.scm190
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diff --git a/src/guile/skribe/source.scm b/src/guile/skribe/source.scm
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--- a/src/guile/skribe/source.scm
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@@ -1,190 +0,0 @@
-;;;;
-;;;; source.stk -- Skibe SOURCE implementation stuff
-;;;;
-;;;; Copyright © 2003-2004 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: 3-Sep-2003 12:22 (eg)
-;;;; Last file update: 27-Oct-2004 20:09 (eg)
-;;;;
-
-
-
-(define-module (skribe source)
- :export (source-read-lines source-read-definition source-fontify))
-
-
-;; Temporary solution
-(define (language-extractor lang)
- (slot-ref lang 'extractor))
-
-(define (language-fontifier lang)
- (slot-ref lang 'fontifier))
-
-
-;*---------------------------------------------------------------------*/
-;* source-read-lines ... */
-;*---------------------------------------------------------------------*/
-(define (source-read-lines file start stop tab)
- (let ((p (find-path file (skribe-source-path))))
- (if (or (not (string? p)) (not (file-exists? p)))
- (skribe-error 'source
- (format "Can't find `~a' source file in path" file)
- (skribe-source-path))
- (with-input-from-file p
- (lambda ()
- (if (> *skribe-verbose* 0)
- (format (current-error-port) " [source file: ~S]\n" p))
- (let ((startl (if (string? start) (string-length start) -1))
- (stopl (if (string? stop) (string-length stop) -1)))
- (let loop ((l 1)
- (armedp (not (or (integer? start) (string? start))))
- (s (read-line))
- (r '()))
- (cond
- ((or (eof-object? s)
- (and (integer? stop) (> l stop))
- (and (string? stop) (substring=? stop s stopl)))
- (apply string-append (reverse! r)))
- (armedp
- (loop (+ l 1)
- #t
- (read-line)
- (cons* "\n" (untabify s tab) r)))
- ((and (integer? start) (>= l start))
- (loop (+ l 1)
- #t
- (read-line)
- (cons* "\n" (untabify s tab) r)))
- ((and (string? start) (substring=? start s startl))
- (loop (+ l 1) #t (read-line) r))
- (else
- (loop (+ l 1) #f (read-line) r))))))))))
-
-;*---------------------------------------------------------------------*/
-;* untabify ... */
-;*---------------------------------------------------------------------*/
-(define (untabify obj tab)
- (if (not tab)
- obj
- (let ((len (string-length obj))
- (tabl tab))
- (let loop ((i 0)
- (col 1))
- (cond
- ((= i len)
- (let ((nlen (- col 1)))
- (if (= len nlen)
- obj
- (let ((new (make-string col #\space)))
- (let liip ((i 0)
- (j 0)
- (col 1))
- (cond
- ((= i len)
- new)
- ((char=? (string-ref obj i) #\tab)
- (let ((next-tab (* (/ (+ col tabl)
- tabl)
- tabl)))
- (liip (+ i 1)
- next-tab
- next-tab)))
- (else
- (string-set! new j (string-ref obj i))
- (liip (+ i 1) (+ j 1) (+ col 1)))))))))
- ((char=? (string-ref obj i) #\tab)
- (loop (+ i 1)
- (* (/ (+ col tabl) tabl) tabl)))
- (else
- (loop (+ i 1) (+ col 1))))))))
-
-;*---------------------------------------------------------------------*/
-;* source-read-definition ... */
-;*---------------------------------------------------------------------*/
-(define (source-read-definition file definition tab lang)
- (let ((p (find-path file (skribe-source-path))))
- (cond
- ((not (language-extractor lang))
- (skribe-error 'source
- "The specified language has not defined extractor"
- (slot-ref lang 'name)))
- ((or (not p) (not (file-exists? p)))
- (skribe-error 'source
- (format "Can't find `~a' program file in path" file)
- (skribe-source-path)))
- (else
- (let ((ip (open-input-file p)))
- (if (> *skribe-verbose* 0)
- (format (current-error-port) " [source file: ~S]\n" p))
- (if (not (input-port? ip))
- (skribe-error 'source "Can't open file for input" p)
- (unwind-protect
- (let ((s ((language-extractor lang) ip definition tab)))
- (if (not (string? s))
- (skribe-error 'source
- "Can't find definition"
- definition)
- s))
- (close-input-port ip))))))))
-
-;*---------------------------------------------------------------------*/
-;* source-fontify ... */
-;*---------------------------------------------------------------------*/
-(define (source-fontify o language)
- (define (fontify f o)
- (cond
- ((string? o) (f o))
- ((pair? o) (map (lambda (s) (if (string? s) (f s) (fontify f s))) o))
- (else o)))
- (let ((f (language-fontifier language)))
- (if (procedure? f)
- (fontify f o)
- o)))
-
-;*---------------------------------------------------------------------*/
-;* split-string-newline ... */
-;*---------------------------------------------------------------------*/
-(define (split-string-newline str)
- (let ((l (string-length str)))
- (let loop ((i 0)
- (j 0)
- (r '()))
- (cond
- ((= i l)
- (if (= i j)
- (reverse! r)
- (reverse! (cons (substring str j i) r))))
- ((char=? (string-ref str i) #\Newline)
- (loop (+ i 1)
- (+ i 1)
- (if (= i j)
- (cons 'eol r)
- (cons* 'eol (substring str j i) r))))
- ((and (char=? (string-ref str i) #\cr)
- (< (+ i 1) l)
- (char=? (string-ref str (+ i 1)) #\Newline))
- (loop (+ i 2)
- (+ i 2)
- (if (= i j)
- (cons 'eol r)
- (cons* 'eol (substring str j i) r))))
- (else
- (loop (+ i 1) j r))))))
-