1 /* $OpenBSD: lib_insdel.c,v 1.3 2010/01/12 23:22:05 nicm Exp $ */ 2 3 /**************************************************************************** 4 * Copyright (c) 1998-2001,2003 Free Software Foundation, Inc. * 5 * * 6 * Permission is hereby granted, free of charge, to any person obtaining a * 7 * copy of this software and associated documentation files (the * 8 * "Software"), to deal in the Software without restriction, including * 9 * without limitation the rights to use, copy, modify, merge, publish, * 10 * distribute, distribute with modifications, sublicense, and/or sell * 11 * copies of the Software, and to permit persons to whom the Software is * 12 * furnished to do so, subject to the following conditions: * 13 * * 14 * The above copyright notice and this permission notice shall be included * 15 * in all copies or substantial portions of the Software. * 16 * * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 20 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 21 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 22 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 23 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 24 * * 25 * Except as contained in this notice, the name(s) of the above copyright * 26 * holders shall not be used in advertising or otherwise to promote the * 27 * sale, use or other dealings in this Software without prior written * 28 * authorization. * 29 ****************************************************************************/ 30 31 /**************************************************************************** 32 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 33 * and: Eric S. Raymond <esr@snark.thyrsus.com> * 34 ****************************************************************************/ 35 36 /* 37 ** lib_insdel.c 38 ** 39 ** The routine winsdelln(win, n). 40 ** positive n insert n lines above current line 41 ** negative n delete n lines starting from current line 42 ** 43 */ 44 45 #include <curses.priv.h> 46 47 MODULE_ID("$Id: lib_insdel.c,v 1.3 2010/01/12 23:22:05 nicm Exp $") 48 49 NCURSES_EXPORT(int) 50 winsdelln(WINDOW *win, int n) 51 { 52 int code = ERR; 53 54 T((T_CALLED("winsdelln(%p,%d)"), win, n)); 55 56 if (win) { 57 if (n != 0) { 58 _nc_scroll_window(win, -n, win->_cury, win->_maxy, 59 win->_nc_bkgd); 60 _nc_synchook(win); 61 } 62 code = OK; 63 } 64 returnCode(code); 65 } 66