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6c8ac72df7
distributed in keith bostic's nvi (got his permission first). Most changes are cosmetic, but a few errors (mostly in tty..c) were cleared up. Reviewed by: Sean Eric Fagan
83 lines
2.8 KiB
C
83 lines
2.8 KiB
C
/*
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* Copyright (c) 1981, 1993, 1994
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef lint
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static char sccsid[] = "@(#)deleteln.c 8.2 (Berkeley) 5/4/94";
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#endif /* not lint */
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#include <string.h>
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#include "curses.h"
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/*
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* wdeleteln --
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* Delete a line from the screen. It leaves (cury, curx) unchanged.
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*/
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int
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wdeleteln(win)
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register WINDOW *win;
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{
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register int y, i;
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register __LINE *temp;
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#ifdef DEBUG
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__CTRACE("deleteln: (%0.2o)\n", win);
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#endif
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temp = win->lines[win->cury];
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for (y = win->cury; y < win->maxy - 1; y++) {
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win->lines[y]->flags &= ~__ISPASTEOL;
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win->lines[y + 1]->flags &= ~__ISPASTEOL;
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if (win->orig == NULL)
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win->lines[y] = win->lines[y + 1];
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else
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(void) memcpy(win->lines[y]->line,
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win->lines[y + 1]->line,
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win->maxx * __LDATASIZE);
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__touchline(win, y, 0, win->maxx - 1, 0);
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}
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if (win->orig == NULL)
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win->lines[y] = temp;
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else
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temp = win->lines[y];
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for(i = 0; i < win->maxx; i++) {
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temp->line[i].ch = ' ';
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temp->line[i].attr = 0;
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}
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__touchline(win, y, 0, win->maxx - 1, 0);
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if (win->orig == NULL)
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__id_subwins(win);
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return (OK);
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}
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