1 /* $OpenBSD: char.h,v 1.6 2003/06/03 02:56:23 millert Exp $ */ 2 /* $NetBSD: char.h,v 1.3 1995/09/28 10:34:01 tls Exp $ */ 3 4 /* 5 * Copyright (c) 1983, 1993 6 * The Regents of the University of California. All rights reserved. 7 * 8 * This code is derived from software contributed to Berkeley by 9 * Edward Wang at The University of California, Berkeley. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 3. Neither the name of the University nor the names of its contributors 20 * may be used to endorse or promote products derived from this software 21 * without specific prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * @(#)char.h 8.1 (Berkeley) 6/6/93 36 */ 37 38 /* 39 * Macros and things to deal with control characters. 40 * 41 * Isctrl() returns true for all characters less than space and 42 * greater than or equal to delete. 43 * Isprt() is tab and all characters not isctrl(). It's used 44 * by wwwrite(). 45 * Isunctrl() includes all characters that should be expanded 46 * using unctrl() by wwwrite() if ww_unctrl is set. 47 */ 48 #include <curses.h> 49 #if defined(TERMINFO) || defined(NCURSES_VERSION) 50 #include <term.h> 51 #endif 52 53 extern char _cmap[]; 54 #define ctrl(c) (c & 0x1f) 55 #define _C 0x01 56 #define _P 0x02 57 #define _U 0x04 58 #define isctrl(c) (_cmap[(unsigned char) (c)] & _C) 59 #define isprt(c) (_cmap[(unsigned char) (c)] & _P) 60 #define isunctrl(c) (_cmap[(unsigned char) (c)] & _U) 61