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;;; gnus-news.el --- a hack to create GNUS-NEWS from texinfo source
;; Copyright (C) 2004-2016 Free Software Foundation, Inc.
;; Author: Reiner Steib <Reiner.Steib@gmx.de>
;; Keywords: tools
;; This file is part of GNU Emacs.
;; GNU Emacs 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 3 of the License, or
;; (at your option) any later version.
;; GNU Emacs 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 GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
(defvar gnus-news-header-disclaimer
"GNUS NEWS -- history of user-visible changes.
Copyright (C) 1999-2016 Free Software Foundation, Inc.
See the end of the file for license conditions.
Please send Gnus bug reports to bugs@gnus.org.
For older news, see Gnus info node \"New Features\".\n\n")
(defvar gnus-news-trailer
"
* For older news, see Gnus info node \"New Features\".
----------------------------------------------------------------------
This file is part of GNU Emacs.
GNU Emacs 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 3 of the License, or
\(at your option) any later version.
GNU Emacs 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 GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
\nLocal variables:\nmode: outline
paragraph-separate: \"[ ]*$\"\nend:\n")
(defvar gnus-news-makeinfo-command "makeinfo")
(defvar gnus-news-fill-column 80)
(defvar gnus-news-makeinfo-switches
(concat " --no-headers --paragraph-indent=0"
" --no-validate" ;; Allow unresolved references.
" --fill-column=" (number-to-string
(+ 3 ;; will strip leading spaces later
(or gnus-news-fill-column 80)))))
(defun batch-gnus-news ()
"Make GNUS-NEWS in batch mode."
(let (infile outfile)
(setq infile (car command-line-args-left)
command-line-args-left (cdr command-line-args-left)
outfile (car command-line-args-left)
command-line-args-left nil)
(if (and infile outfile)
(message "Creating `%s' from `%s'..." outfile infile)
(error "Not enough files given."))
(gnus-news-translate-file infile outfile)))
(defun gnus-news-translate-file (infile outfile)
"Translate INFILE (texinfo) to OUTFILE (GNUS-NEWS)."
(let* ((dir (concat (or (getenv "srcdir") ".") "/"))
(infile (concat dir infile))
(buffer (find-file-noselect (concat dir outfile))))
(with-temp-buffer
;; Could be done using 'texinfmt' stuff as in 'infohack.el'.
(insert
(shell-command-to-string
(concat gnus-news-makeinfo-command " "
gnus-news-makeinfo-switches " " infile)))
(goto-char (point-max))
(delete-char -1)
(goto-char (point-min))
(save-excursion
(while (re-search-forward "^ \\* " nil t)
(replace-match "\f\n* ")))
(save-excursion
(while (re-search-forward "^ \\* " nil t)
(replace-match "** ")))
(save-excursion
(while (re-search-forward "^ " nil t)
(replace-match "")))
;; Avoid '*' from @ref at beginning of line:
(save-excursion
(while (re-search-forward "^\\*Note" nil t)
(replace-match " \\&")))
(goto-char (point-min))
(insert gnus-news-header-disclaimer)
(goto-char (point-max))
(insert gnus-news-trailer)
(write-region (point-min) (point-max) outfile))))
;;; gnus-news.el ends here
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