/usr/share/emacs/site-lisp/flim/mel-g.el is in flim 1:1.14.9+0.20110516-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 | ;;; mel-g.el --- Gzip64 encoder/decoder.
;; Copyright (C) 1995,96,97,98,99,2001 Free Software Foundation, Inc.
;; Author: Shuhei KOBAYASHI <shuhei@aqua.ocn.ne.jp>
;; MORIOKA Tomohiko <tomo@m17n.org>
;; Maintainer: Shuhei KOBAYASHI <shuhei@aqua.ocn.ne.jp>
;; Created: 1995/10/25
;; Keywords: Gzip64, base64, gzip, MIME
;; This file is part of FLIM (Faithful Library about Internet Message).
;; 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 program; see the file COPYING. If not, write to the
;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;; Boston, MA 02110-1301, USA.
;;; Commentary:
;;; NOTE: Gzip64 is an experimental Content-Transfer-Encoding and its
;;; use is STRONGLY DISCOURAGED except for private communication.
;;; Code:
(require 'mime-def)
(require 'path-util)
;;; @ variables
;;;
(defvar gzip64-external-encoder '("sh" "-c" "gzip -c | mmencode")
"*list of gzip64 encoder program name and its arguments.")
(defvar gzip64-external-decoder '("sh" "-c" "mmencode -u | gzip -dc")
"*list of gzip64 decoder program name and its arguments.")
;;; @ encoder/decoder for region
;;;
(defun gzip64-external-encode-region (beg end)
(interactive "*r")
(save-excursion
(let ((coding-system-for-write 'binary))
(apply (function call-process-region)
beg end (car gzip64-external-encoder)
t t nil
(cdr gzip64-external-encoder)))
;; for OS/2
;; regularize line break code
;;(goto-char (point-min))
;;(while (re-search-forward "\r$" nil t)
;; (replace-match ""))
))
(defun gzip64-external-decode-region (beg end)
(interactive "*r")
(save-excursion
(let ((coding-system-for-read 'binary))
(apply (function call-process-region)
beg end (car gzip64-external-decoder)
t t nil
(cdr gzip64-external-decoder)))))
(mel-define-method-function (mime-encode-region start end (nil "x-gzip64"))
'gzip64-external-encode-region)
(mel-define-method-function (mime-decode-region start end (nil "x-gzip64"))
'gzip64-external-decode-region)
;;; @ encoder/decoder for string
;;;
(mel-define-method mime-encode-string (string (nil "x-gzip64"))
(with-temp-buffer
(insert string)
(gzip64-external-encode-region (point-min)(point-max))
(buffer-string)))
(mel-define-method mime-decode-string (string (nil "x-gzip64"))
(with-temp-buffer
(insert string)
(gzip64-external-decode-region (point-min)(point-max))
(buffer-string)))
;;; @ encoder/decoder for file
;;;
(mel-define-method mime-insert-encoded-file (filename (nil "x-gzip64"))
(interactive "*fInsert encoded file: ")
(apply (function call-process)
(car gzip64-external-encoder)
filename t nil
(cdr gzip64-external-encoder)))
(mel-define-method mime-write-decoded-region (start end filename
(nil "x-gzip64"))
"Decode and write current region encoded by gzip64 into FILENAME.
START and END are buffer positions."
(interactive "*r\nFWrite decoded region to file: ")
(let ((coding-system-for-read 'binary)
(coding-system-for-write 'binary))
(apply (function call-process-region)
start end (car gzip64-external-decoder)
nil nil nil
(let ((args (cdr gzip64-external-decoder)))
(append (butlast args)
(list (concat (car (last args)) ">" filename)))))))
;;; @ end
;;;
(provide 'mel-g)
;;; mel-g.el ends here
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