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[chaz/tar] / lib / xgetcwd.c

diff --git a/lib/xgetcwd.c b/lib/xgetcwd.c
deleted file mode 100644 (file)
index 23fbaea..0000000
--- a/lib/xgetcwd.c
+++ /dev/null
@@ -1,79 +0,0 @@
-/* xgetcwd.c -- return current directory with unlimited length
-   Copyright (C) 1992, 1996, 2000, 2001 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 2, 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, write to the Free Software Foundation,
-   Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
-
-/* Written by David MacKenzie <djm@gnu.ai.mit.edu>.  */
-
-#if HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include <stdio.h>
-#include <errno.h>
-#ifndef errno
-extern int errno;
-#endif
-
-#include <sys/types.h>
-
-#if HAVE_STDLIB_H
-# include <stdlib.h>
-#endif
-#if HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-
-#if HAVE_GETCWD
-char *getcwd ();
-#else
-char *getwd ();
-# define getcwd(Buf, Max) getwd (Buf)
-#endif
-
-#include "xalloc.h"
-
-/* Return the current directory, newly allocated, arbitrarily long.
-   Return NULL and set errno on error. */
-
-char *
-xgetcwd ()
-{
-#if defined __GLIBC__ && __GLIBC__ >= 2
-  return getcwd (NULL, 0);
-#else
-  size_t buf_size = 128;  /* must be a power of 2 */
-  char *buf = NULL;
-
-  while (1)
-    {
-      char *cwd;
-      buf = (char *) xrealloc (buf, buf_size);
-
-      cwd = getcwd (buf, buf_size);
-      if (cwd != NULL)
-       return cwd;
-      if (errno != ERANGE)
-       {
-         free (buf);
-         return NULL;
-       }
-
-      buf_size *= 2;
-      if (buf_size == 0)
-       xalloc_die ();
-    }
-#endif
-}