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comparison lisp/package-info.el @ 428:3ecd8885ac67 r21-2-22

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Import from CVS: tag r21-2-22
author cvs
date Mon, 13 Aug 2007 11:28:15 +0200
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children abe6d1db359e
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427:0a0253eac470 428:3ecd8885ac67
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@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 pi-author-version (author-version)
66 (if (> (length author-version) 0)
67 (format "\"%s\"" author-version)
68 (format "\"%d.%d%s\"" emacs-major-version emacs-minor-version
69 (if (and (boundp 'xemacs-betaname) xemacs-betaname)
70 (progn
71 (string-match "[0-9]+" xemacs-betaname)
72 (concat "b" (match-string 0 xemacs-betaname)))
73 ""))))
74
75 (defun pi-last-mod-date ()
76 (condition-case nil
77 (save-excursion
78 (with-temp-buffer
79 (insert-file-contents-literally "ChangeLog")
80 (goto-char (point-min))
81 (looking-at "[-0-9]+")
82 (format "\"%s\""
83 (buffer-substring (match-beginning 0)
84 (match-end 0)))))
85 ;; Fallback on current date if no valid ChangeLog entry
86 (t (format-time-string "\"%Y-%m-%d\""))))
87
88 (defun batch-update-package-info ()
89 "Generate a package-info file for use by package-get.el.
90 Parameters are:
91 version -- Package version number
92 filename -- Filename of tarball to generate info for.
93 requires -- Packages necessary for bytecompiling.
94 author-version -- The original Author's version #.
95 maintainer -- The package maintainer.
96 category -- The build category."
97 (unless noninteractive
98 (error "`batch-update-package-info' is to be used only with -batch"))
99 (let ((version (nth 0 command-line-args-left))
100 (filename (nth 1 command-line-args-left))
101 (requires (nth 2 command-line-args-left))
102 (author-version (nth 3 command-line-args-left))
103 (maintainer (nth 4 command-line-args-left))
104 (category (nth 5 command-line-args-left)))
105 (unless requires
106 (setq requires ""))
107 (find-file package-info)
108 (erase-buffer)
109 (insert-file-contents-literally package-info-template)
110 (goto-char (point-min))
111 (pi-update-key "VERSION" (format "\"%s\"" version))
112 (pi-update-key "MD5SUM" (format "\"%s\""
113 (pi-md5sum filename)))
114 (pi-update-key "FILENAME" (format "\"%s\""
115 (file-name-nondirectory filename)))
116 (pi-update-key "SIZE" (format "%d"
117 (nth 7 (file-attributes filename))))
118 (pi-update-key "REQUIRES" requires)
119 (pi-update-key "AUTHOR_VERSION" (pi-author-version author-version))
120 (pi-update-key "MAINTAINER" (format "\"%s\"" maintainer))
121 (pi-update-key "CATEGORY" (format "\"%s\"" category))
122 (pi-update-key "BUILD_DATE" (format-time-string "\"%Y-%m-%d\""))
123 (pi-update-key "DATE" (pi-last-mod-date))
124 (save-buffers-kill-emacs 0)))
125
126 (provide 'package-info)
127
128 ;;; package-info.el ends here