1*7c478bd9Sstevel@tonic-gate /* 2*7c478bd9Sstevel@tonic-gate * CDDL HEADER START 3*7c478bd9Sstevel@tonic-gate * 4*7c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*7c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*7c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*7c478bd9Sstevel@tonic-gate * with the License. 8*7c478bd9Sstevel@tonic-gate * 9*7c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*7c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*7c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 12*7c478bd9Sstevel@tonic-gate * and limitations under the License. 13*7c478bd9Sstevel@tonic-gate * 14*7c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*7c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*7c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*7c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*7c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*7c478bd9Sstevel@tonic-gate * 20*7c478bd9Sstevel@tonic-gate * CDDL HEADER END 21*7c478bd9Sstevel@tonic-gate */ 22*7c478bd9Sstevel@tonic-gate /* 23*7c478bd9Sstevel@tonic-gate * Copyright (c) 1988 by Sun Microsystems, Inc. 24*7c478bd9Sstevel@tonic-gate */ 25*7c478bd9Sstevel@tonic-gate 26*7c478bd9Sstevel@tonic-gate /*LINTLIBRARY*/ 27*7c478bd9Sstevel@tonic-gate 28*7c478bd9Sstevel@tonic-gate #include <sys/types.h> 29*7c478bd9Sstevel@tonic-gate #include "curses_inc.h" 30*7c478bd9Sstevel@tonic-gate 31*7c478bd9Sstevel@tonic-gate int wmoveprevch(WINDOW * win)32*7c478bd9Sstevel@tonic-gatewmoveprevch(WINDOW *win) 33*7c478bd9Sstevel@tonic-gate /* 34*7c478bd9Sstevel@tonic-gate * wmoveprevch --- moves the cursor back to the previous char of char 35*7c478bd9Sstevel@tonic-gate * cursor is currently on. This is used to move back over a multi-column 36*7c478bd9Sstevel@tonic-gate * character. When the cursor is on a character at the left-most 37*7c478bd9Sstevel@tonic-gate * column, the cursor will stay there. 38*7c478bd9Sstevel@tonic-gate */ 39*7c478bd9Sstevel@tonic-gate { 40*7c478bd9Sstevel@tonic-gate chtype *_yy; 41*7c478bd9Sstevel@tonic-gate short x; 42*7c478bd9Sstevel@tonic-gate 43*7c478bd9Sstevel@tonic-gate (void) wadjcurspos(win); 44*7c478bd9Sstevel@tonic-gate x = win->_curx; 45*7c478bd9Sstevel@tonic-gate if (x == 0) /* Can't back up any more. */ 46*7c478bd9Sstevel@tonic-gate return (ERR); 47*7c478bd9Sstevel@tonic-gate _yy = win->_y[win->_cury]; 48*7c478bd9Sstevel@tonic-gate --x; 49*7c478bd9Sstevel@tonic-gate while ((x > 0) && (ISCBIT(_yy[x]))) 50*7c478bd9Sstevel@tonic-gate --x; 51*7c478bd9Sstevel@tonic-gate win->_curx = x; 52*7c478bd9Sstevel@tonic-gate win->_flags |= _WINMOVED; 53*7c478bd9Sstevel@tonic-gate return (win->_immed ? wrefresh(win): OK); 54*7c478bd9Sstevel@tonic-gate } 55