diff options
Diffstat (limited to 'lisp/obsolete')
| -rw-r--r-- | lisp/obsolete/gs.el | 226 | ||||
| -rw-r--r-- | lisp/obsolete/iso-acc.el | 2 | ||||
| -rw-r--r-- | lisp/obsolete/keyswap.el | 40 | ||||
| -rw-r--r-- | lisp/obsolete/messcompat.el | 55 | ||||
| -rw-r--r-- | lisp/obsolete/old-whitespace.el | 2 |
5 files changed, 282 insertions, 43 deletions
diff --git a/lisp/obsolete/gs.el b/lisp/obsolete/gs.el new file mode 100644 index 00000000000..5bc77d8c349 --- /dev/null +++ b/lisp/obsolete/gs.el @@ -0,0 +1,226 @@ +;;; gs.el --- interface to Ghostscript + +;; Copyright (C) 1998, 2001-2017 Free Software Foundation, Inc. + +;; Maintainer: emacs-devel@gnu.org +;; Keywords: internal +;; Obsolete-since: 26.1 + +;; 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: + +;; This code is experimental. Don't use it. Try imagemagick images instead. +;; When this file is removed from Emacs, associated code in image.c +;; can be removed too (HAVE_GHOSTSCRIPT). + +;;; Code: + +(defvar gs-program "gs" + "The name of the Ghostscript interpreter.") + + +(defvar gs-device "x11" + "The Ghostscript device to use to produce images.") + + +(defvar gs-options + '("-q" + ;"-dNOPAUSE" + "-dSAFER" + "-dBATCH" + "-sDEVICE=<device>" + "<file>") + "List of command line arguments to pass to Ghostscript. +Arguments may contain place-holders `<file>' for the name of the +input file, and `<device>' for the device to use.") +(put 'gs-options 'risky-local-variable t) + +(defun gs-options (device file) + "Return a list of command line options with place-holders replaced. +DEVICE is the value to substitute for the place-holder `<device>', +FILE is the value to substitute for the place-holder `<file>'." + (mapcar #'(lambda (option) + (setq option (replace-regexp-in-string "<device>" device option) + option (replace-regexp-in-string "<file>" file option))) + gs-options)) + +;; The GHOSTVIEW property (taken from gv 3.5.8). +;; +;; Type: +;; +;; STRING +;; +;; Parameters: +;; +;; BPIXMAP ORIENT LLX LLY URX URY XDPI YDPI [LEFT BOTTOM TOP RIGHT] +;; +;; Scanf format: "%d %d %d %d %d %d %f %f %d %d %d %d" +;; +;; Explanation of parameters: +;; +;; BPIXMAP: pixmap id of the backing pixmap for the window. If no +;; pixmap is to be used, this parameter should be zero. This +;; parameter must be zero when drawing on a pixmap. +;; +;; ORIENT: orientation of the page. The number represents clockwise +;; rotation of the paper in degrees. Permitted values are 0, 90, 180, +;; 270. +;; +;; LLX, LLY, URX, URY: Bounding box of the drawable. The bounding box +;; is specified in PostScript points in default user coordinates. +;; +;; XDPI, YDPI: Resolution of window. (This can be derived from the +;; other parameters, but not without roundoff error. These values are +;; included to avoid this error.) +;; +;; LEFT, BOTTOM, TOP, RIGHT: (optional) Margins around the window. +;; The margins extend the imageable area beyond the boundaries of the +;; window. This is primarily used for popup zoom windows. I have +;; encountered several instances of PostScript programs that position +;; themselves with respect to the imageable area. The margins are +;; specified in PostScript points. If omitted, the margins are +;; assumed to be 0. + +(declare-function x-display-mm-width "xfns.c" (&optional terminal)) +(declare-function x-display-pixel-width "xfns.c" (&optional terminal)) + +(defun gs-width-in-pt (frame pixel-width) + "Return, on FRAME, pixel width PIXEL-WIDTH translated to pt." + (let ((mm (* (float pixel-width) + (/ (float (x-display-mm-width frame)) + (float (x-display-pixel-width frame)))))) + (/ (* 25.4 mm) 72.0))) + +(declare-function x-display-mm-height "xfns.c" (&optional terminal)) +(declare-function x-display-pixel-height "xfns.c" (&optional terminal)) + +(defun gs-height-in-pt (frame pixel-height) + "Return, on FRAME, pixel height PIXEL-HEIGHT translated to pt." + (let ((mm (* (float pixel-height) + (/ (float (x-display-mm-height frame)) + (float (x-display-pixel-height frame)))))) + (/ (* 25.4 mm) 72.0))) + +(declare-function x-change-window-property "xfns.c" + (prop value &optional frame type format outer-p)) + +(defun gs-set-ghostview-window-prop (frame spec img-width img-height) + "Set the `GHOSTVIEW' window property of FRAME. +SPEC is a GS image specification. IMG-WIDTH is the width of the +requested image, and IMG-HEIGHT is the height of the requested +image in pixels." + (let* ((box (plist-get (cdr spec) :bounding-box)) + (llx (elt box 0)) + (lly (elt box 1)) + (urx (elt box 2)) + (ury (elt box 3)) + (rotation (or (plist-get (cdr spec) :rotate) 0)) + ;; The pixel width IMG-WIDTH of the pixmap gives the + ;; dots, URX - LLX give the inch. + (in-width (/ (- urx llx) 72.0)) + (in-height (/ (- ury lly) 72.0)) + (xdpi (/ img-width in-width)) + (ydpi (/ img-height in-height))) + (x-change-window-property "GHOSTVIEW" + (format "0 %d %d %d %d %d %g %g" + rotation llx lly urx ury xdpi ydpi) + frame))) + +(declare-function x-display-grayscale-p "xfns.c" (&optional terminal)) + +(defun gs-set-ghostview-colors-window-prop (frame pixel-colors) + "Set the `GHOSTVIEW_COLORS' environment variable depending on FRAME." + (let ((mode (cond ((x-display-color-p frame) "Color") + ((x-display-grayscale-p frame) "Grayscale") + (t "Monochrome")))) + (x-change-window-property "GHOSTVIEW_COLORS" + (format "%s %s" mode pixel-colors) + frame))) + +(declare-function x-window-property "xfns.c" + (prop &optional frame type source delete-p vector-ret-p)) + +;;;###autoload +(defun gs-load-image (frame spec img-width img-height window-and-pixmap-id + pixel-colors) + "Load a PS image for display on FRAME. +SPEC is an image specification, IMG-HEIGHT and IMG-WIDTH are width +and height of the image in pixels. WINDOW-AND-PIXMAP-ID is a string of +the form \"WINDOW-ID PIXMAP-ID\". Value is non-nil if successful." + (unwind-protect + (let ((file (plist-get (cdr spec) :file)) + gs + (timeout 40)) + ;; Wait while property gets freed from a previous ghostscript process + ;; sit-for returns nil as soon as input starts being + ;; available, so if we want to give GhostScript a reasonable + ;; chance of starting up, we better use sleep-for. We let + ;; sleep-for wait only half the time because if input is + ;; available, it is more likely that we don't care that much + ;; about garbled redisplay and are in a hurry. + (while (and + ;; Wait while the property is not yet available + (not (zerop (length (x-window-property "GHOSTVIEW" + frame)))) + ;; The following was an alternative condition: wait + ;; while there is still a process running. The idea + ;; was to avoid contention between processes. Turned + ;; out even more sluggish. + ;; (get-buffer-process "*GS*") + (not (zerop timeout))) + (unless (sit-for 0.1 t) + (sleep-for 0.05)) + (setq timeout (1- timeout))) + + ;; No use waiting longer. We might want to try killing off + ;; stuck processes, but there is no point in doing so: either + ;; they are stuck for good, in which case the user would + ;; probably be responsible for that, and killing them off will + ;; make debugging harder, or they are not. In that case, they + ;; will cause incomplete displays. But the same will happen + ;; if they are killed, anyway. The whole is rather + ;; disconcerting, and fast scrolling through a dozen images + ;; will make Emacs freeze for a while. The alternatives are a) + ;; proper implementation not waiting at all but creating + ;; appropriate queues, or b) permanently bad display due to + ;; bad cached images. So remember that this + ;; is just a hack and if people don't like the behavior, they + ;; will most likely like the easy alternatives even less. + ;; And at least the image cache will make the delay apparent + ;; just once. + (gs-set-ghostview-window-prop frame spec img-width img-height) + (gs-set-ghostview-colors-window-prop frame pixel-colors) + (setenv "GHOSTVIEW" window-and-pixmap-id) + (setq gs (apply 'start-process "gs" "*GS*" gs-program + (gs-options gs-device file))) + (set-process-query-on-exit-flag gs nil) + gs) + nil)) + + +;(defun gs-put-tiger () +; (let* ((ps-file "/usr/local/share/ghostscript/5.10/examples/tiger.ps") +; (spec `(image :type postscript +; :pt-width 200 :pt-height 200 +; :bounding-box (22 171 567 738) +; :file ,ps-file))) +; (put-text-property 1 2 'display spec))) +; + +(provide 'gs) + +;;; gs.el ends here diff --git a/lisp/obsolete/iso-acc.el b/lisp/obsolete/iso-acc.el index f0a9058a649..a18d4e543f6 100644 --- a/lisp/obsolete/iso-acc.el +++ b/lisp/obsolete/iso-acc.el @@ -235,7 +235,7 @@ (?. . ?\377) (?# . ?\243) (?$ . ?\244) (?/ . ?\260) (?\ . ?/)) (?. (?C . ?\305) (?G . ?\325) (?I . ?\251) (?Z . ?\257) - (?c . ?\345) (?g . ?\365) (?z . ?\277)))) + (?c . ?\345) (?g . ?\365) (?z . ?\277)))) "List of language-specific customizations for the ISO Accents mode. Each element of the list is of the form diff --git a/lisp/obsolete/keyswap.el b/lisp/obsolete/keyswap.el deleted file mode 100644 index 6fcc05f678c..00000000000 --- a/lisp/obsolete/keyswap.el +++ /dev/null @@ -1,40 +0,0 @@ -;;; keyswap.el --- swap BS and DEL keys - -;; Copyright (C) 1992, 2001-2017 Free Software Foundation, Inc. - -;; Author: Eric S. Raymond <esr@snark.thyrsus.com> -;; Keywords: terminals -;; Obsolete-since: 22.1 - -;; 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: - -;; This package is meant to be called by other terminal packages. - -;;; Code: - -(let ((the-table (make-string 128 0))) - (let ((i 0)) - (while (< i 128) - (aset the-table i i) - (setq i (1+ i)))) - ;; Swap ^H and DEL - (aset the-table ?\177 ?\^h) - (aset the-table ?\^h ?\177) - (setq keyboard-translate-table the-table)) - -;;; keyswap.el ends here diff --git a/lisp/obsolete/messcompat.el b/lisp/obsolete/messcompat.el new file mode 100644 index 00000000000..faebcc84cba --- /dev/null +++ b/lisp/obsolete/messcompat.el @@ -0,0 +1,55 @@ +;;; messcompat.el --- making message mode compatible with mail mode + +;; Copyright (C) 1996-2016 Free Software Foundation, Inc. + +;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org> +;; Keywords: mail, news +;; Obsolete-since: 26.1 + +;; 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: + +;; This file tries to provide backward compatibility with sendmail.el +;; for Message mode. It should be used by simply adding +;; +;; (require 'messcompat) +;; +;; to the .emacs file. Loading it after Message mode has been +;; loaded will have no effect. + +;;; Code: + +(require 'sendmail) + +;(setq message-from-style mail-from-style) +;(setq message-interactive mail-interactive) +(setq message-setup-hook mail-setup-hook) +(setq message-mode-hook mail-mode-hook) +;(setq message-indentation-spaces mail-indentation-spaces) +;(setq message-signature mail-signature) +;(setq message-signature-file mail-signature-file) +(setq message-default-headers mail-default-headers) +(setq message-send-hook mail-send-hook) +(setq message-send-mail-function send-mail-function) + +(provide 'messcompat) + +;;; messcompat.el ends here + +;; Local Variables: +;; no-byte-compile: t +;; End: diff --git a/lisp/obsolete/old-whitespace.el b/lisp/obsolete/old-whitespace.el index 3132f4d42b9..defd18b35aa 100644 --- a/lisp/obsolete/old-whitespace.el +++ b/lisp/obsolete/old-whitespace.el @@ -300,8 +300,6 @@ To disable timer scans, set this to zero." (:background "white"))) "Face used for highlighting the bogus whitespaces that exist in the buffer." :group 'whitespace) -(define-obsolete-face-alias 'whitespace-highlight-face - 'whitespace-highlight "22.1") (if (not (assoc 'whitespace-mode minor-mode-alist)) (setq minor-mode-alist (cons '(whitespace-mode whitespace-mode-line) |