Return to char.h CVS log

Up to [local] / src / usr.bin / window

Annotation of src/usr.bin/window/char.h, Revision 1.1

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