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- #!/bin/sh
- # aside from this initial boilerplate, this is actually -*- scheme -*- code
- main='(module-ref (resolve-module '\''(scripts display-commentary)) '\'main')'
- exec ${GUILE-guile} -l $0 -c "(apply $main (cdr (command-line)))" "$@"
- !#
- ;;; display-commentary --- As advertized
-
- ;; Copyright (C) 2001 Free Software Foundation, Inc.
- ;;
- ;; 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, 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 software; see the file COPYING. If not, write to
- ;; the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
- ;; Boston, MA 02111-1307 USA
-
- ;;; Author: Thien-Thi Nguyen
-
- ;;; Commentary:
-
- ;; Usage: display-commentary REF1 REF2 ...
- ;;
- ;; Display Commentary section from REF1, REF2 and so on.
- ;; Each REF may be a filename or module name (list of symbols).
- ;; In the latter case, a filename is computed by searching `%load-path'.
-
- ;;; Code:
-
- (define-module (scripts display-commentary)
- :use-module (ice-9 documentation)
- :export (display-commentary))
-
- (define (display-commentary-one file)
- (format #t "~A commentary:\n~A" file (file-commentary file)))
-
- (define (module-name->filename-frag ls) ; todo: export or move
- (let ((ls (map symbol->string ls)))
- (let loop ((ls (cdr ls)) (acc (car ls)))
- (if (null? ls)
- acc
- (loop (cdr ls) (string-append acc "/" (car ls)))))))
-
- (define (display-module-commentary module-name)
- (cond ((%search-load-path (module-name->filename-frag module-name))
- => (lambda (file)
- (format #t "module ~A\n" module-name)
- (display-commentary-one file)))))
-
- (define (display-commentary . refs)
- (for-each (lambda (ref)
- (cond ((string? ref)
- (if (equal? 0 (string-index ref #\())
- (display-module-commentary
- (with-input-from-string ref read))
- (display-commentary-one ref)))
- ((list? ref)
- (display-module-commentary ref))))
- refs))
-
- (define main display-commentary)
-
- ;;; display-commentary ends here
-