1.\" 2.\" Sun Microsystems, Inc. gratefully acknowledges The Open Group for 3.\" permission to reproduce portions of its copyrighted documentation. 4.\" Original documentation from The Open Group can be obtained online at 5.\" http://www.opengroup.org/bookstore/. 6.\" 7.\" The Institute of Electrical and Electronics Engineers and The Open 8.\" Group, have given us permission to reprint portions of their 9.\" documentation. 10.\" 11.\" In the following statement, the phrase ``this text'' refers to portions 12.\" of the system documentation. 13.\" 14.\" Portions of this text are reprinted and reproduced in electronic form 15.\" in the SunOS Reference Manual, from IEEE Std 1003.1, 2004 Edition, 16.\" Standard for Information Technology -- Portable Operating System 17.\" Interface (POSIX), The Open Group Base Specifications Issue 6, 18.\" Copyright (C) 2001-2004 by the Institute of Electrical and Electronics 19.\" Engineers, Inc and The Open Group. In the event of any discrepancy 20.\" between these versions and the original IEEE and The Open Group 21.\" Standard, the original IEEE and The Open Group Standard is the referee 22.\" document. The original Standard can be obtained online at 23.\" http://www.opengroup.org/unix/online.html. 24.\" 25.\" This notice shall appear on any product containing this material. 26.\" 27.\" The contents of this file are subject to the terms of the 28.\" Common Development and Distribution License (the "License"). 29.\" You may not use this file except in compliance with the License. 30.\" 31.\" You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 32.\" or http://www.opensolaris.org/os/licensing. 33.\" See the License for the specific language governing permissions 34.\" and limitations under the License. 35.\" 36.\" When distributing Covered Code, include this CDDL HEADER in each 37.\" file and include the License file at usr/src/OPENSOLARIS.LICENSE. 38.\" If applicable, add the following below this CDDL HEADER, with the 39.\" fields enclosed by brackets "[]" replaced with your own identifying 40.\" information: Portions Copyright [yyyy] [name of copyright owner] 41.\" 42.\" 43.\" Copyright (c) 1992, X/Open Company Limited. All Rights Reserved. 44.\" Portions Copyright (c) 2002, Sun Microsystems, Inc. All Rights Reserved 45.\" Copyright 2015 Garrett D'Amore <garrett@damore.org> 46.\" 47.Dd Mar 30, 2015 48.Dt GETWD 3C 49.Os 50.Sh NAME 51.Nm getwd 52.Nd get current working directory pathname 53.Sh SYNOPSIS 54.In unistd.h 55.Ft "char *" 56.Fn getwd "char *path_name" 57.Sh DESCRIPTION 58The 59.Fn getwd 60function determines an absolute pathname of the current 61working directory of the calling process, and copies that pathname into the 62array pointed to by the 63.Fa path_name 64argument. 65.Lp 66If the length of the pathname of the current working directory is greater than 67.Pq Dv PATH_MAX + 1 68including the null byte, 69.Fn getwd 70fails and returns a null pointer. 71.Sh RETURN VALUES 72Upon successful completion, a pointer to the string containing the absolute 73pathname of the current working directory is returned. 74Otherwise, 75.Fn getwd 76returns a null pointer and the contents of the array pointed to by 77.Fa path_name 78are undefined. 79.Sh ERRORS 80No errors are defined. 81.Sh USAGE 82The 83.Fn getwd 84function is supplied for backwards compatibility. 85The 86.Xr getcwd 3C 87should be used instead. 88.Sh INTERFACE STABILITY 89.Sy Obsolete Standard . 90.Sh SEE ALSO 91.Xr getcwd 3C , 92.Xr standards 7 93.Sh STANDARDS 94The 95.Fn getwd 96function is available in the following compilation environments. 97See 98.Xr standards 7 . 99.Lp 100.Bl -bullet -compact 101.It 102.St -xpg4.2 103.It 104.St -susv2 105.It 106.St -susv3 107.El 108.Lp 109It was marked obsolete in 110.St -susv3 111and removed from 112.St -p1003.1-2008 . 113