2 # aside from this initial boilerplate, this is actually -*- scheme -*- code
3 main='(module-ref (resolve-module '\''(scripts display-commentary)) '\'main')'
4 exec ${GUILE-guile} -l $0 -c "(apply $main (cdr (command-line)))" "$@"
6 ;;; display-commentary --- As advertized
8 ;; Copyright (C) 2001, 2006 Free Software Foundation, Inc.
10 ;; This program is free software; you can redistribute it and/or
11 ;; modify it under the terms of the GNU General Public License as
12 ;; published by the Free Software Foundation; either version 2, or
13 ;; (at your option) any later version.
15 ;; This program is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 ;; General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with this software; see the file COPYING. If not, write to
22 ;; the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
23 ;; Boston, MA 02110-1301 USA
25 ;;; Author: Thien-Thi Nguyen
29 ;; Usage: display-commentary REF1 REF2 ...
31 ;; Display Commentary section from REF1, REF2 and so on.
32 ;; Each REF may be a filename or module name (list of symbols).
33 ;; In the latter case, a filename is computed by searching `%load-path'.
37 (define-module (scripts display-commentary)
38 :use-module (ice-9 documentation)
39 :export (display-commentary))
41 (define (display-commentary-one file)
42 (format #t "~A commentary:\n~A" file (file-commentary file)))
44 (define (module-name->filename-frag ls) ; todo: export or move
45 (let ((ls (map symbol->string ls)))
46 (let loop ((ls (cdr ls)) (acc (car ls)))
49 (loop (cdr ls) (string-append acc "/" (car ls)))))))
51 (define (display-module-commentary module-name)
52 (cond ((%search-load-path (module-name->filename-frag module-name))
54 (format #t "module ~A\n" module-name)
55 (display-commentary-one file)))))
57 (define (display-commentary . refs)
58 (for-each (lambda (ref)
60 (if (equal? 0 (string-index ref #\())
61 (display-module-commentary
62 (with-input-from-string ref read))
63 (display-commentary-one ref)))
65 (display-module-commentary ref))))
68 (define main display-commentary)
70 ;;; display-commentary ends here