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Diffstat (limited to 'lib/libocurses/delch.c')
| -rw-r--r-- | lib/libocurses/delch.c | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/lib/libocurses/delch.c b/lib/libocurses/delch.c new file mode 100644 index 00000000000..b9cdc3140ed --- /dev/null +++ b/lib/libocurses/delch.c @@ -0,0 +1,63 @@ +/* + * Copyright (c) 1981, 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. + */ + +#ifndef lint +static char sccsid[] = "@(#)delch.c 8.2 (Berkeley) 5/4/94"; +#endif /* not lint */ + +#include <string.h> + +#include "curses.h" + +/* + * wdelch -- + * Do an insert-char on the line, leaving (cury, curx) unchanged. + */ +int +wdelch(win) + register WINDOW *win; +{ + register __LDATA *end, *temp1, *temp2; + + end = &win->lines[win->cury]->line[win->maxx - 1]; + temp1 = &win->lines[win->cury]->line[win->curx]; + temp2 = temp1 + 1; + while (temp1 < end) { + (void)memcpy(temp1, temp2, sizeof(__LDATA)); + temp1++, temp2++; + } + temp1->ch = ' '; + temp1->attr = 0; + __touchline(win, win->cury, win->curx, win->maxx - 1, 0); + return (OK); +} |