1 | ;;; poem-xm.el --- poem module for XEmacs-mule; -*-byte-compile-dynamic: t;-*- |
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2 | |
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3 | ;; Copyright (C) 1998,1999 Free Software Foundation, Inc. |
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4 | |
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5 | ;; Author: MORIOKA Tomohiko <tomo@m17n.org> |
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6 | ;; Keywords: emulation, compatibility, Mule |
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7 | |
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8 | ;; This file is part of APEL (A Portable Emacs Library). |
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9 | |
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10 | ;; This program is free software; you can redistribute it and/or |
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11 | ;; modify it under the terms of the GNU General Public License as |
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12 | ;; published by the Free Software Foundation; either version 2, or (at |
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13 | ;; your option) any later version. |
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14 | |
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15 | ;; This program is distributed in the hope that it will be useful, but |
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16 | ;; WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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18 | ;; General Public License for more details. |
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19 | |
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20 | ;; You should have received a copy of the GNU General Public License |
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21 | ;; along with GNU Emacs; see the file COPYING. If not, write to the |
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22 | ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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23 | ;; Boston, MA 02111-1307, USA. |
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24 | |
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25 | ;;; Code: |
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26 | |
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27 | (eval-when-compile |
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28 | (require 'poe)) |
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29 | |
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30 | |
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31 | ;;; @ buffer representation |
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32 | ;;; |
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33 | |
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34 | (defsubst-maybe set-buffer-multibyte (flag) |
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35 | "Set the multibyte flag of the current buffer to FLAG. |
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36 | If FLAG is t, this makes the buffer a multibyte buffer. |
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37 | If FLAG is nil, this makes the buffer a single-byte buffer. |
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38 | The buffer contents remain unchanged as a sequence of bytes |
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39 | but the contents viewed as characters do change. |
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40 | \[Emacs 20.3 emulating function]" |
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41 | flag) |
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42 | |
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43 | |
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44 | ;;; @ character |
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45 | ;;; |
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46 | |
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47 | ;; avoid bug of XEmacs |
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48 | (or (integerp (car (cdr (split-char ?a)))) |
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49 | (defun split-char (char) |
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50 | "Return list of charset and one or two position-codes of CHAR." |
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51 | (let ((charset (char-charset char))) |
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52 | (if (eq charset 'ascii) |
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53 | (list charset (char-int char)) |
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54 | (let ((i 0) |
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55 | (len (charset-dimension charset)) |
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56 | (code (if (integerp char) |
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57 | char |
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58 | (char-int char))) |
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59 | dest) |
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60 | (while (< i len) |
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61 | (setq dest (cons (logand code 127) dest) |
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62 | code (lsh code -7) |
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63 | i (1+ i))) |
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64 | (cons charset dest))))) |
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65 | ) |
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66 | |
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67 | (defmacro char-next-index (char index) |
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68 | "Return index of character succeeding CHAR whose index is INDEX." |
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69 | `(1+ ,index)) |
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70 | |
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71 | |
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72 | ;;; @ string |
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73 | ;;; |
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74 | |
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75 | (defun-maybe string-to-int-list (str) |
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76 | (mapcar #'char-int str)) |
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77 | |
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78 | (defalias 'looking-at-as-unibyte 'looking-at) |
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79 | |
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80 | |
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81 | ;;; @ end |
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82 | ;;; |
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83 | |
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84 | (require 'product) |
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85 | (product-provide (provide 'poem-xm) (require 'apel-ver)) |
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86 | |
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87 | ;;; poem-xm.el ends here |
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