2 ;;; emu-mule.el --- Mule 2.* emulation module for Mule
4 ;;; Copyright (C) 1995 Free Software Foundation, Inc.
5 ;;; Copyright (C) 1994,1995 MORIOKA Tomohiko
7 ;;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
9 ;;; $Id: emu-mule.el,v 7.0 1996/03/14 16:27:21 morioka Exp $
10 ;;; Keywords: emulation, compatibility, Mule
12 ;;; This file is part of tl (Tiny Library).
14 ;;; This program is free software; you can redistribute it and/or
15 ;;; modify it under the terms of the GNU General Public License as
16 ;;; published by the Free Software Foundation; either version 2, or
17 ;;; (at your option) any later version.
19 ;;; This program is distributed in the hope that it will be useful,
20 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
21 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
22 ;;; General Public License for more details.
24 ;;; You should have received a copy of the GNU General Public License
25 ;;; along with This program. If not, write to the Free Software
26 ;;; Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
30 (defun some-element (pred seq)
31 "Return the first element of sequence SEQ
32 whose return value applied function PRED is not nil.
33 [emu-mule; tl-list function]"
34 (let ((i 0)(len (length seq)) element)
37 (if (funcall pred (setq element (elt seq i)))
44 (if (not (boundp 'emacs-major-version))
45 (defconst emacs-major-version (string-to-int emacs-version))
49 ;;; @ leading-character
53 "Return leading character of CHAR or LEADING-CHARACTER."
59 ;;; @ version specific features
62 (cond ((>= emacs-major-version 19)
64 (defun fontset-pixel-size (fontset)
72 (cdr (get-fontset-info fontset))
77 (defun tl:make-overlay (beg end &optional buffer type))
78 (defun tl:overlay-put (overlay prop value))
79 (defun tl:add-text-properties (start end properties &optional object))
83 ;;; @@ truncate-string
86 (or (fboundp 'truncate-string)
87 ;;; Imported from Mule-2.3
88 (defun truncate-string (str width &optional start-column)
89 "Truncate STR to fit in WIDTH columns.
90 Optional non-nil arg START-COLUMN specifies the starting column.
91 \[emu-mule.el; Mule 2.3 emulating function]"
93 (setq start-column 0))
94 (let ((max-width (string-width str))
99 (if (>= width max-width)
100 (setq width max-width))
101 (if (>= start-column width)
103 (while (< column start-column)
104 (setq ch (aref str from)
105 column (+ column (char-width ch))
106 from (+ from (char-bytes ch))))
107 (if (< width max-width)
110 (while (<= column width)
111 (setq ch (aref str to)
112 column (+ column (char-width ch))
114 to (+ to (char-bytes ch))))
116 (substring str from to))))
126 ;;; emu-mule.el ends here