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guile/module/scripts/display-commentary.scm
Andy Wingo 6d66647d5b guile-tools is a scheme script that loads scheme modules
* meta/guile-tools: Changed to be a scheme script. Instead of looking for
  executables in a "scripts dir", we just look for modules in (scripts),
  and load the modules directly.

* module/Makefile.am:
* module/scripts/: Move the scripts into module/ so they can be compiled.
  Rename scripts from `foo' to `foo.scm'.

* libguile/Makefile.am: Invoke the snarf->texi code via guile-tools.

* configure.in:
* .gitignore: Update for changes.
2009-04-17 11:19:42 +02:00

65 lines
2.3 KiB
Scheme

;;; display-commentary --- As advertized
;; Copyright (C) 2001, 2006 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., 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301 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