/* Provide a stub lchown function for systems that lack it.
- Copyright (C) 1998 Free Software Foundation, Inc.
+ Copyright (C) 1998, 1999, 2002 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
#ifndef errno
extern int errno;
#endif
+#include "lchown.h"
-/* Some systems don't have ENOSYS. */
-#ifndef ENOSYS
-# ifdef ENOTSUP
-# define ENOSYS ENOTSUP
+#ifdef STAT_MACROS_BROKEN
+# undef S_ISLNK
+#endif
+
+#ifndef S_ISLNK
+# ifdef S_IFLNK
+# define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
# else
-/* Some systems don't have ENOTSUP either. */
-# define ENOSYS ENOMSG
+# define S_ISLNK(m) 0
# endif
#endif
+/* Declare chown to avoid a warning. Don't include unistd.h,
+ because it may have a conflicting prototype for lchown. */
+int chown ();
+
/* Work just like chown, except when FILE is a symbolic link.
In that case, set errno to ENOSYS and return -1. */