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 /* Copyright (c) 1988 AT&T */ 23*7c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 24*7c478bd9Sstevel@tonic-gate 25*7c478bd9Sstevel@tonic-gate 26*7c478bd9Sstevel@tonic-gate /* 27*7c478bd9Sstevel@tonic-gate * Copyright (c) 1999 by Sun Microsystems, Inc. 28*7c478bd9Sstevel@tonic-gate * All rights reserved. 29*7c478bd9Sstevel@tonic-gate */ 30*7c478bd9Sstevel@tonic-gate 31*7c478bd9Sstevel@tonic-gate #include <sys/types.h> /* needed by stat.h */ 32*7c478bd9Sstevel@tonic-gate #include <sys/stat.h> /* stat */ 33*7c478bd9Sstevel@tonic-gate #include <stdio.h> /* NULL */ 34*7c478bd9Sstevel@tonic-gate #include <string.h> /* string functions */ 35*7c478bd9Sstevel@tonic-gate #include <stdlib.h> 36*7c478bd9Sstevel@tonic-gate 37*7c478bd9Sstevel@tonic-gate /* 38*7c478bd9Sstevel@tonic-gate * if the ksh PWD environment variable matches the current 39*7c478bd9Sstevel@tonic-gate * working directory, don't call getwd() 40*7c478bd9Sstevel@tonic-gate */ 41*7c478bd9Sstevel@tonic-gate 42*7c478bd9Sstevel@tonic-gate char * mygetwd(char * dir)43*7c478bd9Sstevel@tonic-gatemygetwd(char *dir) 44*7c478bd9Sstevel@tonic-gate { 45*7c478bd9Sstevel@tonic-gate char *pwd; /* PWD environment variable value */ 46*7c478bd9Sstevel@tonic-gate struct stat d_sb; /* current directory status */ 47*7c478bd9Sstevel@tonic-gate struct stat tmp_sb; /* temporary stat buffer */ 48*7c478bd9Sstevel@tonic-gate char *getwd(); 49*7c478bd9Sstevel@tonic-gate 50*7c478bd9Sstevel@tonic-gate /* get the current directory's status */ 51*7c478bd9Sstevel@tonic-gate if (stat(".", &d_sb) < 0) { 52*7c478bd9Sstevel@tonic-gate return (NULL); 53*7c478bd9Sstevel@tonic-gate } 54*7c478bd9Sstevel@tonic-gate /* use $PWD if it matches this directory */ 55*7c478bd9Sstevel@tonic-gate if ((pwd = getenv("PWD")) != NULL && *pwd != '\0' && 56*7c478bd9Sstevel@tonic-gate stat(pwd, &tmp_sb) == 0 && 57*7c478bd9Sstevel@tonic-gate d_sb.st_ino == tmp_sb.st_ino && d_sb.st_dev == tmp_sb.st_dev) { 58*7c478bd9Sstevel@tonic-gate (void) strcpy(dir, pwd); 59*7c478bd9Sstevel@tonic-gate return (pwd); 60*7c478bd9Sstevel@tonic-gate } 61*7c478bd9Sstevel@tonic-gate return (getwd(dir)); 62*7c478bd9Sstevel@tonic-gate } 63