1/* xgetcwd.c -- return current directory with unlimited length 2 3 Copyright (C) 2001, 2003, 2004, 2006, 2007 Free Software Foundation, Inc. 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 2, or (at your option) 8 any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program; if not, write to the Free Software Foundation, 17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ 18 19/* Written by Jim Meyering. */ 20 21#include <config.h> 22 23#include "xgetcwd.h" 24 25#include <errno.h> 26#include <unistd.h> 27 28#include "xalloc.h" 29 30/* Return the current directory, newly allocated. 31 Upon an out-of-memory error, call xalloc_die. 32 Upon any other type of error, return NULL. */ 33 34char * 35xgetcwd (void) 36{ 37 char *cwd = getcwd (NULL, 0); 38 if (! cwd && errno == ENOMEM) 39 xalloc_die (); 40 return cwd; 41} 42