| 1 | #!/bin/sh |
| 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 $main (cdr (command-line)))" "$@" |
| 5 | !# |
| 6 | ;;; display-commentary --- As advertized |
| 7 | |
| 8 | ;; Copyright (C) 2001 Free Software Foundation, Inc. |
| 9 | ;; |
| 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. |
| 14 | ;; |
| 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. |
| 19 | ;; |
| 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., 59 Temple Place, Suite 330, |
| 23 | ;; Boston, MA 02111-1307 USA |
| 24 | |
| 25 | ;;; Author: Thien-Thi Nguyen |
| 26 | |
| 27 | ;;; Commentary: |
| 28 | |
| 29 | ;; Usage: display-commentary REF1 REF2 ... |
| 30 | ;; |
| 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'. |
| 34 | |
| 35 | ;;; Code: |
| 36 | |
| 37 | (define-module (scripts display-commentary) |
| 38 | :use-module (ice-9 documentation) |
| 39 | :export (display-commentary)) |
| 40 | |
| 41 | (define (display-commentary-one file) |
| 42 | (format #t "~A commentary:\n~A" file (file-commentary file))) |
| 43 | |
| 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))) |
| 47 | (if (null? ls) |
| 48 | acc |
| 49 | (loop (cdr ls) (string-append acc "/" (car ls))))))) |
| 50 | |
| 51 | (define (display-module-commentary module-name) |
| 52 | (cond ((%search-load-path (module-name->filename-frag module-name)) |
| 53 | => (lambda (file) |
| 54 | (format #t "module ~A\n" module-name) |
| 55 | (display-commentary-one file))))) |
| 56 | |
| 57 | (define (display-commentary . refs) |
| 58 | (for-each (lambda (ref) |
| 59 | (cond ((string? ref) |
| 60 | (if (equal? 0 (string-index ref #\()) |
| 61 | (display-module-commentary |
| 62 | (with-input-from-string ref read)) |
| 63 | (display-commentary-one ref))) |
| 64 | ((list? ref) |
| 65 | (display-module-commentary ref)))) |
| 66 | refs)) |
| 67 | |
| 68 | (define main display-commentary) |
| 69 | |
| 70 | ;;; display-commentary ends here |