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;;; readme-debian.el --- a simple mode for README.Debian files
;; Copyright 2002, 2003, 2006 Junichi Uekawa.
;;
;; This file 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.
;;
;; readme-debian.el 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 your Debian installation, in /usr/share/common-licenses/GPL
;; If not, write to the Free Software Foundation, 675 Mass Ave,
;; Cambridge, MA 02139, USA.
;;; Code:
(require 'debian-changelog-mode)
(defgroup readme-debian nil "Readme Debian (mode)"
:group 'tools
:prefix "readme-debian-")
(defcustom readme-debian-mode-load-hook nil "*Hooks that are run when `readme-debian-mode' is loaded."
:type 'hook
:group 'readme-debian)
(defcustom readme-debian-mode-hook nil "*Hooks that are run when `readme-debian-mode' is entered."
:type 'hook
:group 'readme-debian)
(defvar readme-debian-font-lock-keywords
'(("^\\(.*\\) for \\(Debian\\)$"
(1 font-lock-keyword-face)
(2 font-lock-string-face))
("^[-=]+$" 0 font-lock-string-face)
("^ -- \\([^<]*\\)\\(<[^>]*>\\)\\(, \\(.*\\)\\)?$"
(1 font-lock-keyword-face)
(2 font-lock-function-name-face)
(3 font-lock-string-face)))
"Regexp keywords used to fontify README.Debian buffers.")
(defun readme-debian-date-string ()
"Return RFC-822 format date string."
;; this function could be simpler if xemacs supported %z, but
;; it doesn't, so we're shelling out to invoke date -R to obtain
;; Debian-policy-compliant date string.
(let* ((date-program "date -R")
(system-time-locale "C"))
(if (featurep 'xemacs)
(replace-in-string (exec-to-string date-program) "\n" "")
;; if it's not xemacs, just use format-time-string
(format-time-string "%a, %e %b %Y %T %z" (current-time)))))
(defun readme-debian-update-timestamp ()
"Function to update timestamp in README.Debian files, automatically invoked when saving file."
(save-excursion
(goto-line 1)
(if (re-search-forward "^ -- " nil t)
(delete-region (progn (beginning-of-line) (point)) (progn (end-of-line) (point)))
(goto-char (point-max))
(if (bolp)
(insert "\n")
(insert "\n\n")))
(insert (concat
" -- "
debian-changelog-full-name
" <" debian-changelog-mailing-address ">, "
(readme-debian-date-string)))
(if (and (= (point)(point-max)) (not (bolp)))
(insert "\n"))))
(defvar readme-debian-mode-map nil "Keymap for README.Debian mode.")
(if readme-debian-mode-map
()
(setq readme-debian-mode-map (make-sparse-keymap)))
(defvar readme-debian-mode-syntax-table nil "Syntax table for README.Debian mode.")
(if readme-debian-mode-syntax-table
() ; Do not change the table if it is already set up.
(setq readme-debian-mode-syntax-table (make-syntax-table))
(modify-syntax-entry ?\" ". " readme-debian-mode-syntax-table)
(modify-syntax-entry ?\\ ". " readme-debian-mode-syntax-table)
(modify-syntax-entry ?' "w " readme-debian-mode-syntax-table))
(defvar font-lock-defaults) ;For XEmacs byte-compilation
;;;###autoload
(defun readme-debian-mode ()
"Mode for reading and editing README.Debian files.
Upon saving the visited README.Debian file, the timestamp at the bottom
will be updated.
\\{readme-debian-mode-map}"
(interactive)
(kill-all-local-variables)
(setq major-mode 'readme-debian-mode)
(setq mode-name "README.Debian")
(make-local-variable 'font-lock-defaults)
(use-local-map readme-debian-mode-map)
(set-syntax-table readme-debian-mode-syntax-table)
(setq font-lock-defaults
'(readme-debian-font-lock-keywords
nil ;; keywords-only? No, let it do syntax via table.
nil ;; case-fold?
nil ;; Local syntax table.
))
;; add timestamp update func to write-contents-hooks
(if (or (= emacs-major-version 20)
(string-match "XEmacs" emacs-version))
(make-local-hook 'write-contents-hooks))
(add-hook 'write-contents-hooks 'readme-debian-update-timestamp
nil t)
(run-hooks 'readme-debian-mode-hook))
(add-to-list 'auto-mode-alist
'("debian/.*README.*Debian$" . readme-debian-mode))
(add-to-list 'auto-mode-alist
'("^/usr/share/doc/.*/README.*Debian.*$" . readme-debian-mode))
;;;###autoload(add-to-list 'auto-mode-alist '("debian/.*README.*Debian$" . readme-debian-mode))
;;;###autoload(add-to-list 'auto-mode-alist '("^/usr/share/doc/.*/README.*Debian.*$" . readme-debian-mode))
(run-hooks 'readme-debian-mode-load-hook)
(provide 'readme-debian)
;;; readme-debian.el ends here
|
