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/* $OpenBSD: lib_insdel.c,v 1.4 2023/10/17 09:52:08 nicm Exp $ */
/****************************************************************************
* Copyright 2020 Thomas E. Dickey *
* Copyright 1998-2003,2009 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, distribute with modifications, sublicense, and/or sell *
* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
* *
* Except as contained in this notice, the name(s) of the above copyright *
* holders shall not be used in advertising or otherwise to promote the *
* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************/
/****************************************************************************
* Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
* and: Eric S. Raymond <esr@snark.thyrsus.com> *
****************************************************************************/
/*
** lib_insdel.c
**
** The routine winsdelln(win, n).
** positive n insert n lines above current line
** negative n delete n lines starting from current line
**
*/
#include <curses.priv.h>
MODULE_ID("$Id: lib_insdel.c,v 1.4 2023/10/17 09:52:08 nicm Exp $")
NCURSES_EXPORT(int)
winsdelln(WINDOW *win, int n)
{
int code = ERR;
T((T_CALLED("winsdelln(%p,%d)"), (void *) win, n));
if (win) {
if (n != 0) {
_nc_scroll_window(win, -n, win->_cury, win->_maxy,
win->_nc_bkgd);
_nc_synchook(win);
}
code = OK;
}
returnCode(code);
}
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