| 1 | ;;; gnus-news.el --- a hack to create GNUS-NEWS from texinfo source |
| 2 | ;; Copyright (C) 2004-2012 Free Software Foundation, Inc. |
| 3 | |
| 4 | ;; Author: Reiner Steib <Reiner.Steib@gmx.de> |
| 5 | ;; Keywords: tools |
| 6 | |
| 7 | ;; This file is part of GNU Emacs. |
| 8 | |
| 9 | ;; GNU Emacs is free software: you can redistribute it and/or modify |
| 10 | ;; it under the terms of the GNU General Public License as published by |
| 11 | ;; the Free Software Foundation, either version 3 of the License, or |
| 12 | ;; (at your option) any later version. |
| 13 | |
| 14 | ;; GNU Emacs is distributed in the hope that it will be useful, |
| 15 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | ;; GNU General Public License for more details. |
| 18 | |
| 19 | ;; You should have received a copy of the GNU General Public License |
| 20 | ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
| 21 | |
| 22 | ;;; Commentary: |
| 23 | |
| 24 | ;;; Code: |
| 25 | |
| 26 | (defvar gnus-news-header-disclaimer |
| 27 | "GNUS NEWS -- history of user-visible changes. |
| 28 | |
| 29 | Copyright (C) 1999-2012 Free Software Foundation, Inc. |
| 30 | See the end of the file for license conditions. |
| 31 | |
| 32 | Please send Gnus bug reports to bugs@gnus.org. |
| 33 | For older news, see Gnus info node \"New Features\".\n\n") |
| 34 | |
| 35 | (defvar gnus-news-trailer |
| 36 | "\f |
| 37 | * For older news, see Gnus info node \"New Features\". |
| 38 | |
| 39 | ---------------------------------------------------------------------- |
| 40 | \f |
| 41 | This file is part of GNU Emacs. |
| 42 | |
| 43 | GNU Emacs is free software: you can redistribute it and/or modify |
| 44 | it under the terms of the GNU General Public License as published by |
| 45 | the Free Software Foundation, either version 3 of the License, or |
| 46 | \(at your option) any later version. |
| 47 | |
| 48 | GNU Emacs is distributed in the hope that it will be useful, |
| 49 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 50 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 51 | GNU General Public License for more details. |
| 52 | |
| 53 | You should have received a copy of the GNU General Public License |
| 54 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. |
| 55 | |
| 56 | \f\nLocal variables:\nmode: outline |
| 57 | paragraph-separate: \"[ \f]*$\"\nend:\n") |
| 58 | |
| 59 | (defvar gnus-news-makeinfo-command "makeinfo") |
| 60 | |
| 61 | (defvar gnus-news-fill-column 80) |
| 62 | |
| 63 | (defvar gnus-news-makeinfo-switches |
| 64 | (concat " --no-headers --paragraph-indent=0" |
| 65 | " --no-validate" ;; Allow unresolved references. |
| 66 | " --fill-column=" (number-to-string |
| 67 | (+ 3 ;; will strip leading spaces later |
| 68 | (or gnus-news-fill-column 80))))) |
| 69 | |
| 70 | (defun batch-gnus-news () |
| 71 | "Make GNUS-NEWS in batch mode." |
| 72 | (let (infile outfile) |
| 73 | (setq infile (car command-line-args-left) |
| 74 | command-line-args-left (cdr command-line-args-left) |
| 75 | outfile (car command-line-args-left) |
| 76 | command-line-args-left nil) |
| 77 | (if (and infile outfile) |
| 78 | (message "Creating `%s' from `%s'..." outfile infile) |
| 79 | (error "Not enough files given.")) |
| 80 | (gnus-news-translate-file infile outfile))) |
| 81 | |
| 82 | (defun gnus-news-translate-file (infile outfile) |
| 83 | "Translate INFILE (texinfo) to OUTFILE (GNUS-NEWS)." |
| 84 | (let* ((dir (concat (or (getenv "srcdir") ".") "/")) |
| 85 | (infile (concat dir infile)) |
| 86 | (buffer (find-file-noselect (concat dir outfile)))) |
| 87 | (with-temp-buffer |
| 88 | ;; Could be done using `texinfmt' stuff as in `infohack.el'. |
| 89 | (insert |
| 90 | (shell-command-to-string |
| 91 | (concat gnus-news-makeinfo-command " " |
| 92 | gnus-news-makeinfo-switches " " infile))) |
| 93 | (goto-char (point-max)) |
| 94 | (delete-char -1) |
| 95 | (goto-char (point-min)) |
| 96 | (save-excursion |
| 97 | (while (re-search-forward "^ \\* " nil t) |
| 98 | (replace-match "\f\n* "))) |
| 99 | (save-excursion |
| 100 | (while (re-search-forward "^ \\* " nil t) |
| 101 | (replace-match "** "))) |
| 102 | (save-excursion |
| 103 | (while (re-search-forward "^ " nil t) |
| 104 | (replace-match ""))) |
| 105 | ;; Avoid `*' from @ref at beginning of line: |
| 106 | (save-excursion |
| 107 | (while (re-search-forward "^\\*Note" nil t) |
| 108 | (replace-match " \\&"))) |
| 109 | (goto-char (point-min)) |
| 110 | (insert gnus-news-header-disclaimer) |
| 111 | (goto-char (point-max)) |
| 112 | (insert gnus-news-trailer) |
| 113 | (write-region (point-min) (point-max) outfile)))) |
| 114 | |
| 115 | ;;; gnus-news.el ends here |