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 (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 /* Copyright (c) 1986 AT&T */ 28 /* All Rights Reserved */ 29 30 /* 31 * _Xgetwidth calls _getwidth to get the values of environment variables 32 * CSWIDTH, SCRWIDTH and PCWIDTH, and checks the values to fit C process 33 * environment. This function is called only once in a program. 34 */ 35 36 /* #include "shlib.h" */ 37 #include "lint.h" 38 #include <sys/types.h> 39 #include <euc.h> 40 #include <getwidth.h> 41 extern int _cswidth[]; 42 43 void 44 _xgetwidth(void) 45 { 46 eucwidth_t _eucwidth; 47 48 *_cswidth = 1; /* set to 1 when called */ 49 getwidth(&_eucwidth); 50 51 if (_eucwidth._eucw1 <= 4) 52 _cswidth[1] = _eucwidth._eucw1; 53 if (_eucwidth._eucw2 <= 4) 54 _cswidth[2] = _eucwidth._eucw2; 55 if (_eucwidth._eucw3 <= 4) 56 _cswidth[3] = _eucwidth._eucw3; 57 } 58