usr.bin/vi/options.h.stub

/*-
 * Copyright (c) 1991, 1993, 1994
 *      The Regents of the University of California.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed by the University of
 *      California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *      @(#)options.h.stub      8.18 (Berkeley) 3/17/94
 */

struct _option {
        union {
                u_long   val;           /* Value or boolean. */
                char    *str;           /* String. */
        } o_u;
        size_t  len;                    /* String length. */

#define OPT_ALLOCATED   0x01            /* Allocated space. */
#define OPT_SELECTED    0x02            /* Selected for display. */
#define OPT_SET         0x04            /* Set (display for the user). */
        u_char  flags;
};

struct _optlist {
        char    *name;                  /* Name. */
                                        /* Change function. */
        int     (*func) __P((SCR *, OPTION *, char *, u_long));
                                        /* Type of object. */
        enum { OPT_0BOOL, OPT_1BOOL, OPT_NUM, OPT_STR } type;

#define OPT_NEVER       0x01            /* Never display the option. */
#define OPT_NOSAVE      0x02            /* Mkexrc command doesn't save. */
#define OPT_NOSTR       0x04            /* String that takes a "no". */
        u_int    flags;
};

/* Clear, set, test boolean options. */
#define O_SET(sp, o)            (sp)->opts[(o)].o_u.val = 1
#define O_CLR(sp, o)            (sp)->opts[(o)].o_u.val = 0
#define O_ISSET(sp, o)          ((sp)->opts[(o)].o_u.val)

/* Get option values. */
#define O_LEN(sp, o)            (sp)->opts[(o)].len
#define O_STR(sp, o)            (sp)->opts[(o)].o_u.str
#define O_VAL(sp, o)            (sp)->opts[(o)].o_u.val

/* Option routines. */
enum optdisp { NO_DISPLAY, ALL_DISPLAY, CHANGED_DISPLAY, SELECT_DISPLAY };

int     opts_copy __P((SCR *, SCR *));
void    opts_dump __P((SCR *, enum optdisp));
void    opts_free __P((SCR *));
int     opts_init __P((SCR *));
int     opts_save __P((SCR *, FILE *));
int     opts_set __P((SCR *, ARGS *[]));

/* Per-option change routines. */
int     f_altwerase __P((SCR *, OPTION *, char *, u_long));
int     f_cdpath __P((SCR *, OPTION *, char *, u_long));
int     f_columns __P((SCR *, OPTION *, char *, u_long));
int     f_keytime __P((SCR *, OPTION *, char *, u_long));
int     f_leftright __P((SCR *, OPTION *, char *, u_long));
int     f_lines __P((SCR *, OPTION *, char *, u_long));
int     f_lisp __P((SCR *, OPTION *, char *, u_long));
int     f_list __P((SCR *, OPTION *, char *, u_long));
int     f_matchtime __P((SCR *, OPTION *, char *, u_long));
int     f_mesg __P((SCR *, OPTION *, char *, u_long));
int     f_modeline __P((SCR *, OPTION *, char *, u_long));
int     f_number __P((SCR *, OPTION *, char *, u_long));
int     f_paragraph __P((SCR *, OPTION *, char *, u_long));
int     f_readonly __P((SCR *, OPTION *, char *, u_long));
int     f_ruler __P((SCR *, OPTION *, char *, u_long));
int     f_section __P((SCR *, OPTION *, char *, u_long));
int     f_shiftwidth __P((SCR *, OPTION *, char *, u_long));
int     f_sidescroll __P((SCR *, OPTION *, char *, u_long));
int     f_sourceany __P((SCR *, OPTION *, char *, u_long));
int     f_tabstop __P((SCR *, OPTION *, char *, u_long));
int     f_tags __P((SCR *, OPTION *, char *, u_long));
int     f_term __P((SCR *, OPTION *, char *, u_long));
int     f_ttywerase __P((SCR *, OPTION *, char *, u_long));
int     f_w1200 __P((SCR *, OPTION *, char *, u_long));
int     f_w300 __P((SCR *, OPTION *, char *, u_long));
int     f_w9600 __P((SCR *, OPTION *, char *, u_long));
int     f_window __P((SCR *, OPTION *, char *, u_long));
int     f_wrapmargin __P((SCR *, OPTION *, char *, u_long));