Comments? Objections? xemacs-packages/fsf-compat/ChangeLog addition: 2006-11-11 Aidan Kehoe <kehoea(a)parhasard.net&gt; * mule-unicode-charsets.el: Provide support for some FSF-specific Unicode-coverage Mule charsets. XEmacs Packages source patch: Diff command: cvs -q diff -Nu Files affected: xemacs-packages/fsf-compat/mule-unicode-charsets.el =================================================================== RCS Index: xemacs-packages/fsf-compat/mule-unicode-charsets.el =================================================================== RCS file: mule-unicode-charsets.el diff -N mule-unicode-charsets.el --- /dev/null Sat Nov 11 19:14:42 2006 +++ mule-unicode-charsets.el Sat Nov 11 19:14:19 2006 ＠＠ -0,0 +1,95 ＠＠ +;;; mule-unicode-charsets.el --- Provide the FSF's Mule Unicode subsets in +;;; XEmacs. + +;; Copyright (C) 2006 by Free Software Foundation, Inc. + +;; Author: Aidan Kehoe <kehoea(a)parhasard.net&gt; +;; Keywords: Unicode, Mule + +;; This file is part of XEmacs. + +;; XEmacs 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 2, or (at your option) +;; any later version. + +;; XEmacs 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 XEmacs; see the file COPYING. If not, write to the Free +;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA +;; 02111-1307, USA. + +;;; Synched up with: Not in FSF + +;;; Commentary: + +;;; Code: + +(define-ccl-program fsf-compat-ccl-encode-to-ucs-2 + `(1 + ((r1 = (r1 << 8)) + (r1 = (r1 | r2)) + (mule-to-unicode r0 r1) + (r1 = (r0 >> 8)) + (r2 = (r0 & 255)))) + "CCL program to transform Mule characters to UCS-2.") + +(defun fsf-compat-init-mule-unicode-charsets () + "Make some Mule character sets that the FSF uses available in XEmacs. + +These character sets cover some Unicode code space explicitly; we use a +different solution to the same problem, so you should only need these +character sets if you're editing FSF source. " + (let (charset-symbol) + (loop + for (first-ucs last-ucs final) in '((#x0100 #x24FF ?1) + (#x2500 #x33ff ?2) + (#xE000 #xFFFF ?3)) + do + (setq charset-symbol + (intern (format "mule-unicode-%04x-%04x" + first-ucs last-ucs))) + (make-charset charset-symbol + (format + "Unicode subset (U+%04X..U+%04X) for FSF compatibility." + first-ucs last-ucs) + (list 'dimension 2 + 'registries ["iso10646-1"] + 'chars 96 + 'columns 1 + 'direction 'l2r + 'final final + 'graphic 0 + 'short-name (format "Unicode subset %c" final) + 'long-name (format "Unicode subset (U+%04X..U+%04X)" + first-ucs last-ucs) + 'ccl-program 'fsf-compat-ccl-encode-to-ucs-2)) + ;; The names of the character sets lie, at least as of GNU Emacs + ;; 22.0.50.3. The difference appears to be that they keep assigning + ;; code points until the end of the 96x96 space of the character sets. + (loop for ku from 32 to 127 do + (loop for ten from 32 to 127 do + (set-unicode-conversion (make-char charset-symbol ku ten) first-ucs) + (incf first-ucs)))))) + +;; The following code creates a form, which, when evaluated in GNU Emacs, +;; checks our compatibility with their three character sets. + +; (progn +; (insert "(require 'cl)\n\n(assert\n (and\n") +; (loop +; for charset-symbol in '(mule-unicode-2500-33ff +; mule-unicode-e000-ffff +; mule-unicode-0100-24ff) +; do +; (loop for ku from 32 to 127 do +; (loop for ten from 32 to 127 do +; (insert (format +; " (eq (encode-char (make-char '%s %d %d) 'ucs) #x%04X)\n" +; charset-symbol ku ten +; (encode-char (make-char charset-symbol ku ten) 'ucs)))))) +; (insert " ) nil \"We're incompatible with the FSF!\")")) -- Santa Maradona, priez pour moi! _______________________________________________ XEmacs-Patches mailing list XEmacs-Patches(a)xemacs.org http://calypso.tux.org/cgi-bin/mailman/listinfo/xemacs-patches