1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright (c) 1995-1998 by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 /* LINTLIBRARY */ 30 31 /* 32 * winchn.c 33 * 34 * XCurses Library 35 * 36 * Copyright 1990, 1995 by Mortice Kern Systems Inc. All rights reserved. 37 * 38 */ 39 40 #if M_RCSID 41 #ifndef lint 42 static char rcsID[] = "$Header: /rd/src/libc/xcurses/rcs/winchn.c 1.1 " 43 "1995/06/13 20:54:33 ant Exp $"; 44 #endif 45 #endif 46 47 #include <private.h> 48 49 int 50 winchnstr(WINDOW *w, chtype *chs, int n) 51 { 52 int x, eol; 53 cchar_t *cp; 54 55 eol = (n < 0 || w->_maxx < w->_curx + n) ? w->_maxx : w->_curx + n; 56 57 for (cp = w->_line[w->_cury], x = w->_curx; x < eol; ++x, ++chs) { 58 if ((*chs = __m_cc_chtype(&cp[x])) == (chtype) ERR) 59 return (ERR); 60 } 61 62 /* 63 * For an unbounded buffer or a buffer with room remaining, 64 * null terminate the buffer. 65 */ 66 if (n < 0 || eol < w->_curx + n) 67 *chs = 0; 68 69 return (OK); 70 } 71