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;;; package-info.el --- Generate information about an XEmacs package
;; Copyright (C) 1998 by Free Software Foundation, Inc.
;; Author: SL Baur <steve@xemacs.org>
;; Keywords: internal
;; This file is part of XEmacs.
;; XEmacs 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.
;; XEmacs 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 XEmacs; see the file COPYING. If not, write to the Free
;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
;; 02111-1307, USA.
;;; Synched up with: Not in FSF
;;; Commentary:
;; This file is used for building package distributions.
;;; Change Log:
;;; Code:
(defvar package-info "package-info"
"File used to write out Package info")
(defvar package-info-template "package-info.in"
"Template file for package-get info.")
;; Loses with Mule
;(defun pi-md5sum (file)
; (let (result)
; (with-temp-buffer
; (let ((buffer-file-coding-system-for-read 'binary))
; (insert-file-contents-literally file))
; ;; (write-file "/tmp/x.x")
; (setq result (md5 (current-buffer))))
; result))
;;; APA: Stolen from package-get in package-get.el
(defun pi-md5sum (file)
(with-temp-buffer
(insert-file-contents-literally file)
(md5 (current-buffer))))
(defun pi-update-key (key value)
(save-excursion
(goto-char (point-min))
(let ((case-fold-search nil))
(when (search-forward key)
(replace-match value t)))))
(defun pi-author-version (author-version)
(if (> (length author-version) 0)
(format "\"%s\"" author-version)
(format "\"%d.%d%s\"" emacs-major-version emacs-minor-version
(if (and (boundp 'xemacs-betaname) xemacs-betaname)
(progn
(string-match "[0-9]+" xemacs-betaname)
(concat "b" (match-string 0 xemacs-betaname)))
""))))
(defun pi-last-mod-date ()
(condition-case nil
(save-excursion
(with-temp-buffer
(insert-file-contents-literally "ChangeLog")
(goto-char (point-min))
(looking-at "[-0-9]+")
(format "\"%s\""
(buffer-substring (match-beginning 0)
(match-end 0)))))
;; Fallback on current date if no valid ChangeLog entry
(t (format-time-string "\"%Y-%m-%d\""))))
(defun batch-update-package-info ()
"Generate a package-info file for use by package-get.el.
Parameters are:
version -- Package version number
filename -- Filename of tarball to generate info for.
requires -- Packages necessary for bytecompiling.
author-version -- The original Author's version #.
maintainer -- The package maintainer.
category -- The build category."
(unless noninteractive
(error 'invalid-operation
"`batch-update-package-info' is to be used only with -batch"))
(let ((version (nth 0 command-line-args-left))
(filename (nth 1 command-line-args-left))
(requires (nth 2 command-line-args-left))
(author-version (nth 3 command-line-args-left))
(maintainer (nth 4 command-line-args-left))
(category (nth 5 command-line-args-left)))
(unless requires
(setq requires ""))
(find-file package-info)
(erase-buffer)
(insert-file-contents-literally package-info-template)
(goto-char (point-min))
(pi-update-key "VERSION" (format "\"%s\"" version))
(pi-update-key "MD5SUM" (format "\"%s\""
(pi-md5sum filename)))
(pi-update-key "FILENAME" (format "\"%s\""
(file-name-nondirectory filename)))
(pi-update-key "SIZE" (format "%d"
(nth 7 (file-attributes filename))))
(pi-update-key "REQUIRES" requires)
(pi-update-key "AUTHOR_VERSION" (pi-author-version author-version))
(pi-update-key "MAINTAINER" (format "\"%s\"" maintainer))
(pi-update-key "CATEGORY" (format "\"%s\"" category))
(pi-update-key "BUILD_DATE" (format-time-string "\"%Y-%m-%d\""))
(pi-update-key "DATE" (pi-last-mod-date))
(save-buffers-kill-emacs 0)))
(provide 'package-info)
;;; package-info.el ends here
|
