usr.bin/vi/sex/sex_confirm.c

/*-
 * Copyright (c) 1992, 1993
 *      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.
 */

#ifndef lint
static char sccsid[] = "@(#)sex_confirm.c       8.5 (Berkeley) 11/29/93";
#endif /* not lint */

#include <sys/types.h>

#include "vi.h"
#include "excmd.h"
#include "sex_screen.h"

enum confirm
sex_confirm(sp, ep, fp, tp)
        SCR *sp;
        EXF *ep;
        MARK *fp, *tp;
{
        CH ikey;
        recno_t cnt;

        if (ex_print(sp, ep, fp, tp, 0))
                return (CONF_QUIT);

        for (cnt = fp->cno; cnt; --cnt)
                (void)putc(' ', stdout);
        for (cnt = tp->cno; cnt; --cnt)
                (void)putc('^', stdout);
        (void)fprintf(stdout, "[ynq]");

        if (term_key(sp, &ikey, 0) != INP_OK)
                return (CONF_QUIT);
        switch (ikey.ch) {
        case YES_CH:
                return (CONF_YES);
        case QUIT_CH:
                return (CONF_QUIT);
        default:
        case NO_CH:
                return (CONF_NO);
        }
        /* NOTREACHED */
}