1 /* $OpenBSD: option.h,v 1.2 2001/01/29 01:58:03 niklas Exp $ */ 2 3 /* 4 * Copyright (c) 1984,1985,1989,1994,1995 Mark Nudelman 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice in the documentation and/or other materials provided with 14 * the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY 17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 22 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 23 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 25 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 26 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 30 #define END_OPTION_STRING ('$') 31 32 /* 33 * Types of options. 34 */ 35 #define BOOL 01 /* Boolean option: 0 or 1 */ 36 #define TRIPLE 02 /* Triple-valued option: 0, 1 or 2 */ 37 #define NUMBER 04 /* Numeric option */ 38 #define STRING 010 /* String-valued option */ 39 #define NOVAR 020 /* No associated variable */ 40 #define REPAINT 040 /* Repaint screen after toggling option */ 41 #define NO_TOGGLE 0100 /* Option cannot be toggled with "-" cmd */ 42 #define HL_REPAINT 0200 /* Repaint hilites after toggling option */ 43 #define NO_QUERY 0400 /* Option cannot be queried with "_" cmd */ 44 45 #define OTYPE (BOOL|TRIPLE|NUMBER|STRING|NOVAR) 46 47 /* 48 * Argument to a handling function tells what type of activity: 49 */ 50 #define INIT 0 /* Initialization (from command line) */ 51 #define QUERY 1 /* Query (from _ or - command) */ 52 #define TOGGLE 2 /* Change value (from - command) */ 53 54 /* Flag to toggle_option to specify how to "toggle" */ 55 #define OPT_NO_TOGGLE 0 56 #define OPT_TOGGLE 1 57 #define OPT_UNSET 2 58 #define OPT_SET 3 59 60 struct option 61 { 62 char oletter; /* The controlling letter (a-z) */ 63 int otype; /* Type of the option */ 64 int odefault; /* Default value */ 65 int *ovar; /* Pointer to the associated variable */ 66 void (*ofunc)(); /* Pointer to special handling function */ 67 char *odesc[3]; /* Description of each value */ 68 }; 69 70