;;; hexl.el --- edit a file in a hex dump format using the hexl filter
;; Copyright (C) 1989, 1994, 1998, 2001, 2002, 2003, 2004,
-;; 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+;; 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
;; Author: Keith Gabryelski <ag@wheaties.ai.mit.edu>
;; Maintainer: FSF
;; This file is part of GNU Emacs.
-;; GNU Emacs is free software; you can redistribute it and/or modify
+;; 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, or (at your option)
-;; any later version.
+;; 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
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
-;; along with GNU Emacs; see the file COPYING. If not, write to the
-;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-;; Boston, MA 02110-1301, USA.
+;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
(require 'eldoc)
+(eval-when-compile (require 'cl))
;;
;; vars here
(defvar hexl-max-address 0
"Maximum offset into hexl buffer.")
-(defvar hexl-mode-map nil)
+(defvar hexl-mode-map
+ (let ((map (make-keymap)))
+ ;; Make all self-inserting keys go through hexl-self-insert-command,
+ ;; because we need to convert them to unibyte characters before
+ ;; inserting them into the buffer.
+ (define-key map [remap self-insert-command] 'hexl-self-insert-command)
+
+ (define-key map "\C-m" 'hexl-self-insert-command)
+ (define-key map [left] 'hexl-backward-char)
+ (define-key map [right] 'hexl-forward-char)
+ (define-key map [up] 'hexl-previous-line)
+ (define-key map [down] 'hexl-next-line)
+ (define-key map [M-left] 'hexl-backward-short)
+ (define-key map [?\e left] 'hexl-backward-short)
+ (define-key map [M-right] 'hexl-forward-short)
+ (define-key map [?\e right] 'hexl-forward-short)
+ (define-key map [next] 'hexl-scroll-up)
+ (define-key map [prior] 'hexl-scroll-down)
+ (define-key map [home] 'hexl-beginning-of-line)
+ (define-key map [end] 'hexl-end-of-line)
+ (define-key map [C-home] 'hexl-beginning-of-buffer)
+ (define-key map [C-end] 'hexl-end-of-buffer)
+ (define-key map [deletechar] 'undefined)
+ (define-key map [deleteline] 'undefined)
+ (define-key map [insertline] 'undefined)
+ (define-key map [S-delete] 'undefined)
+ (define-key map "\177" 'undefined)
+
+ (define-key map "\C-a" 'hexl-beginning-of-line)
+ (define-key map "\C-b" 'hexl-backward-char)
+ (define-key map "\C-d" 'undefined)
+ (define-key map "\C-e" 'hexl-end-of-line)
+ (define-key map "\C-f" 'hexl-forward-char)
+
+ (if (not (memq (key-binding (char-to-string help-char))
+ '(help-command ehelp-command)))
+ (define-key map (char-to-string help-char) 'undefined))
+
+ (define-key map "\C-k" 'undefined)
+ (define-key map "\C-n" 'hexl-next-line)
+ (define-key map "\C-o" 'undefined)
+ (define-key map "\C-p" 'hexl-previous-line)
+ (define-key map "\C-q" 'hexl-quoted-insert)
+ (define-key map "\C-t" 'undefined)
+ (define-key map "\C-v" 'hexl-scroll-up)
+ (define-key map "\C-w" 'undefined)
+ (define-key map "\C-y" 'undefined)
+
+ (fset 'hexl-ESC-prefix (copy-keymap 'ESC-prefix))
+ (define-key map "\e" 'hexl-ESC-prefix)
+ (define-key map "\e\C-a" 'hexl-beginning-of-512b-page)
+ (define-key map "\e\C-b" 'hexl-backward-short)
+ (define-key map "\e\C-d" 'hexl-insert-decimal-char)
+ (define-key map "\e\C-e" 'hexl-end-of-512b-page)
+ (define-key map "\e\C-f" 'hexl-forward-short)
+ (define-key map "\e\C-i" 'undefined)
+ (define-key map "\e\C-j" 'undefined)
+ (define-key map "\e\C-k" 'undefined)
+ (define-key map "\e\C-o" 'hexl-insert-octal-char)
+ (define-key map "\e\C-q" 'undefined)
+ (define-key map "\e\C-t" 'undefined)
+ (define-key map "\e\C-x" 'hexl-insert-hex-char)
+ (define-key map "\eb" 'hexl-backward-word)
+ (define-key map "\ec" 'undefined)
+ (define-key map "\ed" 'undefined)
+ (define-key map "\ef" 'hexl-forward-word)
+ (define-key map "\eg" 'hexl-goto-hex-address)
+ (define-key map "\ei" 'undefined)
+ (define-key map "\ej" 'hexl-goto-address)
+ (define-key map "\ek" 'undefined)
+ (define-key map "\el" 'undefined)
+ (define-key map "\eq" 'undefined)
+ (define-key map "\es" 'undefined)
+ (define-key map "\et" 'undefined)
+ (define-key map "\eu" 'undefined)
+ (define-key map "\ev" 'hexl-scroll-down)
+ (define-key map "\ey" 'undefined)
+ (define-key map "\ez" 'undefined)
+ (define-key map "\e<" 'hexl-beginning-of-buffer)
+ (define-key map "\e>" 'hexl-end-of-buffer)
+
+ (fset 'hexl-C-c-prefix (copy-keymap mode-specific-map))
+ (define-key map "\C-c" 'hexl-C-c-prefix)
+ (define-key map "\C-c\C-c" 'hexl-mode-exit)
+
+ (fset 'hexl-C-x-prefix (copy-keymap 'Control-X-prefix))
+ (define-key map "\C-x" 'hexl-C-x-prefix)
+ (define-key map "\C-x[" 'hexl-beginning-of-1k-page)
+ (define-key map "\C-x]" 'hexl-end-of-1k-page)
+ (define-key map "\C-x\C-p" 'undefined)
+ (define-key map "\C-x\C-s" 'hexl-save-buffer)
+ (define-key map "\C-x\C-t" 'undefined)
+ map))
;; Variable declarations for suppressing warnings from the byte-compiler.
(defvar ruler-mode)
(defvar hexl-mode-old-require-final-newline)
(defvar hexl-mode-old-syntax-table)
(defvar hexl-mode-old-font-lock-keywords)
+(defvar hexl-mode-old-eldoc-documentation-function)
(defvar hexl-ascii-overlay nil
"Overlay used to highlight ASCII element corresponding to current point.")
(add-hook 'change-major-mode-hook 'hexl-maybe-dehexlify-buffer nil t)
;; Set a callback function for eldoc.
+ (make-local-variable 'hexl-mode-old-eldoc-documentation-function)
+ (setq hexl-mode-old-eldoc-documentation-function
+ (bound-and-true-p eldoc-documentation-function))
+
(set (make-local-variable 'eldoc-documentation-function)
'hexl-print-current-point-info)
(eldoc-add-command-completions "hexl-")
(list
(let ((completion-ignored-extensions nil))
(read-file-name "Filename: " nil nil 'ret-must-match))))
- ;; Ignore the user's setting of default-major-mode.
- (let ((default-major-mode 'fundamental-mode))
+ ;; Ignore the user's setting of default major-mode.
+ (letf (((default-value 'major-mode) 'fundamental-mode))
(find-file-literally filename))
(if (not (eq major-mode 'hexl-mode))
(hexl-mode)))
(when (boundp 'hexl-mode-old-hl-line-face)
(setq hl-line-face hexl-mode-old-hl-line-face))
+ (when (boundp 'hexl-mode-old-eldoc-documentation-function)
+ (setq eldoc-documentation-function
+ hexl-mode-old-eldoc-documentation-function))
+
(setq require-final-newline hexl-mode-old-require-final-newline)
(setq mode-name hexl-mode-old-mode-name)
(setq isearch-search-fun-function hexl-mode-old-isearch-search-fun-function)
(if (>= current-column 41)
(- current-column 41)
(/ (- current-column (/ current-column 5)) 2))))
- (when (interactive-p)
+ (when (called-interactively-p 'interactive)
(message "Current address is %d/0x%08x" hexl-address hexl-address))
hexl-address))
(defun hexl-printable-character (ch)
"Return a displayable string for character CH."
- (format "%c" (if hexl-iso
- (if (or (< ch 32) (and (>= ch 127) (< ch 160)))
+ (format "%c" (if (equal hexl-iso "")
+ (if (or (< ch 32) (>= ch 127))
46
ch)
- (if (or (< ch 32) (>= ch 127))
+ (if (or (< ch 32) (and (>= ch 127) (< ch 160)))
46
ch))))
(coding (if (or (null buffer-file-coding-system)
;; coding-system-type equals t means undecided.
(eq (coding-system-type buffer-file-coding-system) t))
- default-buffer-file-coding-system
+ (default-value 'buffer-file-coding-system)
buffer-file-coding-system)))
(cond ((and (> ch 0) (< ch 256))
(hexl-insert-char ch num))
Non-ASCII characters are first encoded with `buffer-file-coding-system',
and their encoded form is inserted byte by byte."
(interactive "p")
- (hexl-insert-multibyte-char last-command-char arg))
+ (hexl-insert-multibyte-char last-command-event arg))
(defun hexl-insert-char (ch num)
"Insert the character CH NUM times in a hexl buffer.
;; startup stuff.
-(if hexl-mode-map
- nil
- (setq hexl-mode-map (make-keymap))
- ;; Make all self-inserting keys go through hexl-self-insert-command,
- ;; because we need to convert them to unibyte characters before
- ;; inserting them into the buffer.
- (define-key hexl-mode-map [remap self-insert-command] 'hexl-self-insert-command)
-
- (define-key hexl-mode-map "\C-m" 'hexl-self-insert-command)
- (define-key hexl-mode-map [left] 'hexl-backward-char)
- (define-key hexl-mode-map [right] 'hexl-forward-char)
- (define-key hexl-mode-map [up] 'hexl-previous-line)
- (define-key hexl-mode-map [down] 'hexl-next-line)
- (define-key hexl-mode-map [M-left] 'hexl-backward-short)
- (define-key hexl-mode-map [?\e left] 'hexl-backward-short)
- (define-key hexl-mode-map [M-right] 'hexl-forward-short)
- (define-key hexl-mode-map [?\e right] 'hexl-forward-short)
- (define-key hexl-mode-map [next] 'hexl-scroll-up)
- (define-key hexl-mode-map [prior] 'hexl-scroll-down)
- (define-key hexl-mode-map [home] 'hexl-beginning-of-line)
- (define-key hexl-mode-map [end] 'hexl-end-of-line)
- (define-key hexl-mode-map [C-home] 'hexl-beginning-of-buffer)
- (define-key hexl-mode-map [C-end] 'hexl-end-of-buffer)
- (define-key hexl-mode-map [deletechar] 'undefined)
- (define-key hexl-mode-map [deleteline] 'undefined)
- (define-key hexl-mode-map [insertline] 'undefined)
- (define-key hexl-mode-map [S-delete] 'undefined)
- (define-key hexl-mode-map "\177" 'undefined)
-
- (define-key hexl-mode-map "\C-a" 'hexl-beginning-of-line)
- (define-key hexl-mode-map "\C-b" 'hexl-backward-char)
- (define-key hexl-mode-map "\C-d" 'undefined)
- (define-key hexl-mode-map "\C-e" 'hexl-end-of-line)
- (define-key hexl-mode-map "\C-f" 'hexl-forward-char)
-
- (if (not (memq (key-binding (char-to-string help-char))
- '(help-command ehelp-command)))
- (define-key hexl-mode-map (char-to-string help-char) 'undefined))
-
- (define-key hexl-mode-map "\C-k" 'undefined)
- (define-key hexl-mode-map "\C-n" 'hexl-next-line)
- (define-key hexl-mode-map "\C-o" 'undefined)
- (define-key hexl-mode-map "\C-p" 'hexl-previous-line)
- (define-key hexl-mode-map "\C-q" 'hexl-quoted-insert)
- (define-key hexl-mode-map "\C-t" 'undefined)
- (define-key hexl-mode-map "\C-v" 'hexl-scroll-up)
- (define-key hexl-mode-map "\C-w" 'undefined)
- (define-key hexl-mode-map "\C-y" 'undefined)
-
- (fset 'hexl-ESC-prefix (copy-keymap 'ESC-prefix))
- (define-key hexl-mode-map "\e" 'hexl-ESC-prefix)
- (define-key hexl-mode-map "\e\C-a" 'hexl-beginning-of-512b-page)
- (define-key hexl-mode-map "\e\C-b" 'hexl-backward-short)
- (define-key hexl-mode-map "\e\C-d" 'hexl-insert-decimal-char)
- (define-key hexl-mode-map "\e\C-e" 'hexl-end-of-512b-page)
- (define-key hexl-mode-map "\e\C-f" 'hexl-forward-short)
- (define-key hexl-mode-map "\e\C-i" 'undefined)
- (define-key hexl-mode-map "\e\C-j" 'undefined)
- (define-key hexl-mode-map "\e\C-k" 'undefined)
- (define-key hexl-mode-map "\e\C-o" 'hexl-insert-octal-char)
- (define-key hexl-mode-map "\e\C-q" 'undefined)
- (define-key hexl-mode-map "\e\C-t" 'undefined)
- (define-key hexl-mode-map "\e\C-x" 'hexl-insert-hex-char)
- (define-key hexl-mode-map "\eb" 'hexl-backward-word)
- (define-key hexl-mode-map "\ec" 'undefined)
- (define-key hexl-mode-map "\ed" 'undefined)
- (define-key hexl-mode-map "\ef" 'hexl-forward-word)
- (define-key hexl-mode-map "\eg" 'hexl-goto-hex-address)
- (define-key hexl-mode-map "\ei" 'undefined)
- (define-key hexl-mode-map "\ej" 'hexl-goto-address)
- (define-key hexl-mode-map "\ek" 'undefined)
- (define-key hexl-mode-map "\el" 'undefined)
- (define-key hexl-mode-map "\eq" 'undefined)
- (define-key hexl-mode-map "\es" 'undefined)
- (define-key hexl-mode-map "\et" 'undefined)
- (define-key hexl-mode-map "\eu" 'undefined)
- (define-key hexl-mode-map "\ev" 'hexl-scroll-down)
- (define-key hexl-mode-map "\ey" 'undefined)
- (define-key hexl-mode-map "\ez" 'undefined)
- (define-key hexl-mode-map "\e<" 'hexl-beginning-of-buffer)
- (define-key hexl-mode-map "\e>" 'hexl-end-of-buffer)
-
- (fset 'hexl-C-c-prefix (copy-keymap mode-specific-map))
- (define-key hexl-mode-map "\C-c" 'hexl-C-c-prefix)
- (define-key hexl-mode-map "\C-c\C-c" 'hexl-mode-exit)
-
- (fset 'hexl-C-x-prefix (copy-keymap 'Control-X-prefix))
- (define-key hexl-mode-map "\C-x" 'hexl-C-x-prefix)
- (define-key hexl-mode-map "\C-x[" 'hexl-beginning-of-1k-page)
- (define-key hexl-mode-map "\C-x]" 'hexl-end-of-1k-page)
- (define-key hexl-mode-map "\C-x\C-p" 'undefined)
- (define-key hexl-mode-map "\C-x\C-s" 'hexl-save-buffer)
- (define-key hexl-mode-map "\C-x\C-t" 'undefined))
-
(easy-menu-define hexl-menu hexl-mode-map "Hexl Mode menu"
`("Hexl"
:help "Hexl-specific Features"