Return to option.h CVS log

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

Annotation of src/usr.bin/less/option.h, Revision 1.1

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