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 3 of the License, or 8 (at your option) 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, see <http://www.gnu.org/licenses/>. */ 17 18/* Written by Jim Meyering. */ 19 20#include <config.h> 21 22#include "xgetcwd.h" 23 24#include <errno.h> 25#include <unistd.h> 26 27#include "xalloc.h" 28 29/* Return the current directory, newly allocated. 30 Upon an out-of-memory error, call xalloc_die. 31 Upon any other type of error, return NULL. */ 32 33char * 34xgetcwd (void) 35{ 36 char *cwd = getcwd (NULL, 0); 37 if (! cwd && errno == ENOMEM) 38 xalloc_die (); 39 return cwd; 40} 41