/* save-cwd.c -- Save and restore current working directory.
- Copyright (C) 1995 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1997, 1998 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
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., 675 Mass Ave, Cambridge, MA 02139, USA. */
+ along with this program; if not, write to the Free Software Foundation,
+ Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-/* Written Jim Meyering <meyering@na-net.ornl.gov>. */
+/* Written by Jim Meyering <meyering@na-net.ornl.gov>. */
-#ifdef HAVE_CONFIG_H
+#if HAVE_CONFIG_H
# include "config.h"
#endif
# include <stdlib.h>
#endif
-#ifdef HAVE_UNISTD_H
+#if HAVE_UNISTD_H
# include <unistd.h>
#endif
-#ifdef HAVE_FCNTL_H
+#if HAVE_FCNTL_H
# include <fcntl.h>
#else
# include <sys/file.h>
#endif
#include <errno.h>
-# ifndef errno
+#ifndef errno
extern int errno;
#endif
#include "save-cwd.h"
#include "error.h"
-char *xgetcwd __P((void));
+char *xgetcwd PARAMS ((void));
/* Record the location of the current working directory in CWD so that
the program may change to other directories and later use restore_cwd
called, but doing so is ok. Otherwise, return zero. */
int
-save_cwd (cwd)
- struct saved_cwd *cwd;
+save_cwd (struct saved_cwd *cwd)
{
static int have_working_fchdir = 1;
if (have_working_fchdir)
{
-#ifdef HAVE_FCHDIR
+#if HAVE_FCHDIR
cwd->desc = open (".", O_RDONLY);
if (cwd->desc < 0)
{
}
# endif /* __sun__ || sun */
#else
-#define fchdir(x) (abort (), 0)
+# define fchdir(x) (abort (), 0)
have_working_fchdir = 0;
#endif
}
*/
int
-restore_cwd (cwd, dest, from)
- const struct saved_cwd *cwd;
- const char *dest;
- const char *from;
+restore_cwd (const struct saved_cwd *cwd, const char *dest, const char *from)
{
int fail = 0;
if (cwd->desc >= 0)
}
void
-free_cwd (cwd)
- struct saved_cwd *cwd;
+free_cwd (struct saved_cwd *cwd)
{
if (cwd->desc >= 0)
close (cwd->desc);
if (cwd->name)
free (cwd->name);
}
-