197049Speter/**************************************************************************** 2174993Srafan * Copyright (c) 2002-2004-2007 Free Software Foundation, Inc. * 397049Speter * * 497049Speter * Permission is hereby granted, free of charge, to any person obtaining a * 597049Speter * copy of this software and associated documentation files (the * 697049Speter * "Software"), to deal in the Software without restriction, including * 797049Speter * without limitation the rights to use, copy, modify, merge, publish, * 897049Speter * distribute, distribute with modifications, sublicense, and/or sell * 997049Speter * copies of the Software, and to permit persons to whom the Software is * 1097049Speter * furnished to do so, subject to the following conditions: * 1197049Speter * * 1297049Speter * The above copyright notice and this permission notice shall be included * 1397049Speter * in all copies or substantial portions of the Software. * 1497049Speter * * 1597049Speter * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 1697049Speter * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 1797049Speter * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 1897049Speter * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 1997049Speter * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 2097049Speter * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 2197049Speter * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 2297049Speter * * 2397049Speter * Except as contained in this notice, the name(s) of the above copyright * 2497049Speter * holders shall not be used in advertising or otherwise to promote the * 2597049Speter * sale, use or other dealings in this Software without prior written * 2697049Speter * authorization. * 2797049Speter ****************************************************************************/ 2897049Speter 2997049Speter/**************************************************************************** 30174993Srafan * Author: Thomas Dickey * 3197049Speter ****************************************************************************/ 3297049Speter 3397049Speter/* 3497049Speter** lib_in_wchnstr.c 3597049Speter** 3697049Speter** The routine win_wchnstr(). 3797049Speter** 3897049Speter*/ 3997049Speter 4097049Speter#include <curses.priv.h> 4197049Speter 42174993SrafanMODULE_ID("$Id: lib_in_wchnstr.c,v 1.7 2007/02/11 01:00:00 tom Exp $") 4397049Speter 4497049SpeterNCURSES_EXPORT(int) 45174993Srafanwin_wchnstr(WINDOW *win, cchar_t *wchstr, int n) 4697049Speter{ 4797049Speter int code = OK; 4897049Speter 49174993Srafan T((T_CALLED("win_wchnstr(%p,%p,%d)"), win, wchstr, n)); 5097049Speter if (win != 0 5197049Speter && wchstr != 0) { 52174993Srafan NCURSES_CH_T *src; 53166124Srafan int row, col; 54174993Srafan int j, k, limit; 5597049Speter 56166124Srafan getyx(win, row, col); 57174993Srafan limit = getmaxx(win) - col; 58174993Srafan src = &(win->_line[row].text[col]); 59166124Srafan 6097049Speter if (n < 0) { 61174993Srafan n = limit; 62174993Srafan } else if (n > limit) { 63174993Srafan n = limit; 6497049Speter } 65174993Srafan for (j = k = 0; j < n; ++j) { 66174993Srafan if (j == 0 || !WidecExt(src[j]) || isWidecBase(src[j])) { 67174993Srafan wchstr[k++] = src[j]; 68174993Srafan } 69166124Srafan } 70174993Srafan memset(&(wchstr[k]), 0, sizeof(*wchstr)); 71166124Srafan T(("result = %s", _nc_viscbuf(wchstr, n))); 7297049Speter } else { 7397049Speter code = ERR; 7497049Speter } 7597049Speter returnCode(code); 7697049Speter} 77