lib_inchstr.c revision 302408
1/**************************************************************************** 2 * Copyright (c) 1998-2009,2010 Free Software Foundation, Inc. * 3 * * 4 * Permission is hereby granted, free of charge, to any person obtaining a * 5 * copy of this software and associated documentation files (the * 6 * "Software"), to deal in the Software without restriction, including * 7 * without limitation the rights to use, copy, modify, merge, publish, * 8 * distribute, distribute with modifications, sublicense, and/or sell * 9 * copies of the Software, and to permit persons to whom the Software is * 10 * furnished to do so, subject to the following conditions: * 11 * * 12 * The above copyright notice and this permission notice shall be included * 13 * in all copies or substantial portions of the Software. * 14 * * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 22 * * 23 * Except as contained in this notice, the name(s) of the above copyright * 24 * holders shall not be used in advertising or otherwise to promote the * 25 * sale, use or other dealings in this Software without prior written * 26 * authorization. * 27 ****************************************************************************/ 28 29/**************************************************************************** 30 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 31 * and: Eric S. Raymond <esr@snark.thyrsus.com> * 32 * and: Thomas E. Dickey 1996-on * 33 ****************************************************************************/ 34 35/* 36** lib_inchstr.c 37** 38** The routine winchnstr(). 39** 40*/ 41 42#include <curses.priv.h> 43 44MODULE_ID("$Id: lib_inchstr.c,v 1.12 2010/12/20 01:37:41 tom Exp $") 45 46NCURSES_EXPORT(int) 47winchnstr(WINDOW *win, chtype *str, int n) 48{ 49 int i = 0; 50 51 T((T_CALLED("winchnstr(%p,%p,%d)"), (void *) win, (void *) str, n)); 52 53 if (!str) 54 returnCode(0); 55 56 if (win) { 57 for (; (n < 0 || (i < n)) && (win->_curx + i <= win->_maxx); i++) 58 str[i] = 59 (chtype) CharOf(win->_line[win->_cury].text[win->_curx + i]) | 60 AttrOf(win->_line[win->_cury].text[win->_curx + i]); 61 } 62 str[i] = (chtype) 0; 63 64 returnCode(i); 65} 66