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/* xgetcwd.c -- return current directory with unlimited length
Copyright (C) 2001, 2003, 2004, 2006, 2007 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* Written by Jim Meyering. */
#include <config.h>
#include "xgetcwd.h"
#include <errno.h>
#include <unistd.h>
#include "xalloc.h"
/* Return the current directory, newly allocated.
Upon an out-of-memory error, call xalloc_die.
Upon any other type of error, return NULL. */
char *
xgetcwd (void)
{
char *cwd = getcwd (NULL, 0);
if (! cwd && errno == ENOMEM)
xalloc_die ();
return cwd;
}
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