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f744797af1
Restore lines saying "Maintainer: emacs-devel@gnu.org" when there is no special maintainer for a file. Although this wasn't documented it was common practice and removing the lines didn't have consensus.
84 lines
2.8 KiB
EmacsLisp
84 lines
2.8 KiB
EmacsLisp
;; info-edit.el --- Editing info files -*- lexical-binding:t -*-
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;; Copyright (C) 1985-1986, 1992-2019 Free Software Foundation, Inc.
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;; Maintainer: emacs-devel@gnu.org
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;; Keywords: help
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;; Obsolete-since: 24.4
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;;; Code:
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(require 'info)
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(defvar Info-edit-mode-hook nil
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"Hook run when `Info-edit-mode' is activated.")
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(make-obsolete-variable 'Info-edit-mode-hook
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"editing Info nodes by hand is not recommended." "24.4")
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(define-obsolete-variable-alias 'Info-edit-map 'Info-edit-mode-map "24.1")
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(defvar Info-edit-mode-map (let ((map (make-sparse-keymap)))
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(set-keymap-parent map text-mode-map)
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(define-key map "\C-c\C-c" 'Info-cease-edit)
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map)
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"Local keymap used within `e' command of Info.")
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(make-obsolete-variable 'Info-edit-mode-map
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"editing Info nodes by hand is not recommended."
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"24.4")
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;; Info-edit mode is suitable only for specially formatted data.
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(put 'Info-edit-mode 'mode-class 'special)
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(define-derived-mode Info-edit-mode text-mode "Info Edit"
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"Major mode for editing the contents of an Info node.
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Like text mode with the addition of `Info-cease-edit'
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which returns to Info mode for browsing."
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(setq buffer-read-only nil)
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(force-mode-line-update)
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(buffer-enable-undo (current-buffer)))
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(defun Info-edit ()
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"Edit the contents of this Info node."
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(interactive)
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(Info-edit-mode)
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(message "%s" (substitute-command-keys
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"Editing: Type \\<Info-edit-mode-map>\\[Info-cease-edit] to return to info")))
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(put 'Info-edit 'disabled "Editing Info nodes by hand is not recommended.
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This feature will be removed in future.")
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(defun Info-cease-edit ()
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"Finish editing Info node; switch back to Info proper."
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(interactive)
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;; Do this first, so nothing has changed if user C-g's at query.
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(and (buffer-modified-p)
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(y-or-n-p "Save the file? ")
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(save-buffer))
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(Info-mode)
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(force-mode-line-update)
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(and (marker-position Info-tag-table-marker)
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(buffer-modified-p)
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(message "Tags may have changed. Use Info-tagify if necessary")))
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(provide 'info-edit)
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;;; info-edit.el ends here
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