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cleanups for specifier font stages, from ben-unicode-internal (preparation for eliminating shadowed warnings) -------------------- ChangeLog entries follow: -------------------- src/ChangeLog addition: 2010-02-08 Ben Wing <ben@xemacs.org> * faces.c: * faces.c (face_property_matching_instance): * faces.c (ensure_face_cachel_contains_charset): * faces.h (FACE_FONT): * lisp.h: * lisp.h (enum font_specifier_matchspec_stages): * objects-msw.c: * objects-msw.c (mswindows_font_spec_matches_charset): * objects-msw.c (mswindows_find_charset_font): * objects-tty.c: * objects-tty.c (tty_font_spec_matches_charset): * objects-tty.c (tty_find_charset_font): * objects-xlike-inc.c: * objects-xlike-inc.c (XFUN): * objects-xlike-inc.c (xft_find_charset_font): * objects.c: * objects.c (font_instantiate): * objects.c (FROB): * specifier.c: * specifier.c (charset_matches_specifier_tag_set_p): * specifier.c (call_charset_predicate): * specifier.c (define_specifier_tag): * specifier.c (Fdefine_specifier_tag): * specifier.c (setup_charset_initial_specifier_tags): * specifier.c (specifier_instance_from_inst_list): * specifier.c (FROB): * specifier.c (vars_of_specifier): * specifier.h: Rename the specifier-font-matching stages in preparation for eliminating shadowed warnings, some other related fixes from ben-unicode-internal. 1. Rename raw enums: initial -> STAGE_INITIAL final -> STAGE_FINAL impossible -> NUM_MATCHSPEC_STAGES 2. Move `enum font_specifier_matchspec_stages' from specifier.h to lisp.h. 3. Whitespace changes to match coding standards. 4. Eliminate unused second argument STAGE in charset predicates that don't use it -- the code that calls the charset predicates is now smart enough to supply the right number of arguments automatically. 5. Add some long(ish) comments and authorial notices, esp. in objects.c. 6. In specifier.c, change Vcharset_tag_lists from a vector over leading bytes to a hash table over charsets. This change is unnecessary currently but doesn't hurt and will be required when we merge in Unicode-internal. 7. In specifier.c, extract out the code that calls charset predicates into a function call_charset_predicate().
author Ben Wing <ben@xemacs.org>
date Mon, 08 Feb 2010 16:51:25 -0600
parents 2923009caf47
children 75469840109b 308d34e9f07d
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;;; thai.el --- support for Thai -*- coding: iso-2022-7bit; -*-

;; Copyright (C) 1995 Electrotechnical Laboratory, JAPAN.
;; Licensed to the Free Software Foundation.

;; Keywords: multilingual, Thai

;; 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: Emacs 21.1 (language/thai.el).

;;; Commentary:

;; For Thai, the character set TIS620 is supported.

;; #### I don't know how this differs from the existing thai-xtis.el so
;; I'm leaving it commented out.

;;; Code:

; (make-charset 'thai-tis620 
; 	      "Right-Hand Part of TIS620.2533 (Thai): ISO-IR-166"
; 	      '(dimension
; 		1
; 		registry "TIS620"
; 		chars 96
; 		columns 1
; 		direction l2r
; 		final ?T
; 		graphic 1
; 		short-name "RHP of TIS620"
; 		long-name "RHP of Thai (TIS620): ISO-IR-166"
; 		))

; ; (make-coding-system
; ;  'thai-tis620 2 ?T
; ;  "8-bit encoding for ASCII (MSB=0) and Thai TIS620 (MSB=1)"
; ;  '(ascii thai-tis620 nil nil
; ;    nil ascii-eol)
; ;  '((safe-charsets ascii thai-tis620)
; ;    (post-read-conversion . thai-post-read-conversion)))

; (make-coding-system
;  'thai-tis620 'iso2022 "Thai/TIS620"
;  '(charset-g0 ascii
;    charset-g1 thai-tis620
;    mnemonic "Thai"
;    safe-charsets (ascii thai-tis620)
;    post-read-conversion thai-post-read-conversion
;    documentation "8-bit encoding for ASCII (MSB=0) and Thai TIS620 (MSB=1)"))

; (define-coding-system-alias 'th-tis620 'thai-tis620)
; (define-coding-system-alias 'tis620 'thai-tis620)
; (define-coding-system-alias 'tis-620 'thai-tis620)

; (set-language-info-alist
;  "Thai" '((tutorial . "TUTORIAL.th")
; 	  (charset thai-tis620)
; 	  (coding-system thai-tis620)
; 	  (coding-priority thai-tis620)
; 	  (nonascii-translation . thai-tis620)
; 	  (input-method . "thai-kesmanee")
; 	  (unibyte-display . thai-tis620)
; 	  (features thai-util)
; 	  (sample-text 
; 	   . (thai-compose-string
; 	      (copy-sequence "Thai (,T@RIRd7B(B)		,TJ0GQ1J04U1$0CQ1:(B, ,TJ0GQ1J04U10$h1P(B")))
; 	  (documentation . t)))


;; Register a function to compose Thai characters.
; (put-char-table 'thai-tis620
; 		'(("\\c0\\c4\\|\\c0\\(\\c2\\|\\c3\\)\\c4?" .
; 		   thai-composition-function))
; 		composition-function-table)

(provide 'thai)

;;; thai.el ends here