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comparison lisp/package-info.el @ 235:85a06df23a9a r20-5b16

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Import from CVS: tag r20-5b16
author cvs
date Mon, 13 Aug 2007 10:14:40 +0200
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children 89ec2bb86eea
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234:946e7f6ce379 235:85a06df23a9a
1 ;;; package-info.el --- Generate information about an XEmacs package
2
3 ;; Copyright (C) 1998 by Free Software Foundation, Inc.
4
5 ;; Author: SL Baur <steve@altair.xemacs.org>
6 ;; Keywords: internal
7
8 ;; This file is part of XEmacs.
9
10 ;; XEmacs is free software; you can redistribute it and/or modify it
11 ;; under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
13 ;; any later version.
14
15 ;; XEmacs is distributed in the hope that it will be useful, but
16 ;; 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 XEmacs; see the file COPYING. If not, write to the Free
22 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
23 ;; 02111-1307, USA.
24
25 ;;; Synched up with: Not in FSF
26
27 ;;; Commentary:
28
29 ;; This file is used for building package distributions.
30
31 ;;; Change Log:
32
33 ;;; Code:
34
35 (defvar package-info "package-info"
36 "File used to write out Package info")
37
38 (defvar package-info-template "package-info.in"
39 "Template file for package-get info.")
40
41 ;; Loses with Mule
42 ;(defun pi-md5sum (file)
43 ; (let (result)
44 ; (with-temp-buffer
45 ; (let ((buffer-file-coding-system-for-read 'binary))
46 ; (insert-file-contents-literally file))
47 ; ;; (write-file "/tmp/x.x")
48 ; (setq result (md5 (current-buffer))))
49 ; result))
50
51 (defun pi-md5sum (file)
52 (with-temp-buffer
53 (call-process "md5sum" file t)
54 (goto-char (point-min))
55 (looking-at "[a-z0-9]+")
56 (buffer-substring (match-beginning 0) (match-end 0))))
57
58 (defun pi-update-key (key value)
59 (save-excursion
60 (goto-char (point-min))
61 (let ((case-fold-search nil))
62 (when (search-forward key)
63 (replace-match value t)))))
64
65 (defun batch-update-package-info ()
66 "Generate a package-info file for use by package-get.el.
67 Parameters are:
68 version -- Package version number
69 filename -- Filename of tarball to generate info for."
70 (unless noninteractive
71 (error "`batch-update-package-info' is to be used only with -batch"))
72 (let ((version (nth 0 command-line-args-left))
73 (filename (nth 1 command-line-args-left)))
74 (find-file package-info)
75 (erase-buffer)
76 (insert-file-contents-literally package-info-template)
77 (goto-char (point-min))
78 (pi-update-key "VERSION" version)
79 (pi-update-key "MD5SUM" (format "\"%s\""
80 (pi-md5sum filename)))
81 (pi-update-key "FILENAME" (format "\"%s\""
82 (file-name-nondirectory filename)))
83 (pi-update-key "SIZE" (format "%d"
84 (nth 7 (file-attributes filename))))
85 (save-buffers-kill-emacs 0)))
86
87 (provide 'package-info)
88
89 ;;; package-info.el ends here