/* Provide a stub lchown function for systems that lack it.
- Copyright (C) 1998, 1999, 2002, 2004, 2006, 2007 Free Software
- Foundation, Inc.
+ Copyright (C) 1998, 1999, 2002, 2004, 2006, 2007, 2009 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
#include <errno.h>
#include <sys/stat.h>
-/* Some systems don't have EOPNOTSUPP. */
-#ifndef EOPNOTSUPP
-# ifdef ENOTSUP
-# define EOPNOTSUPP ENOTSUP
-# else
-/* Some systems don't have ENOTSUP either. */
-# define EOPNOTSUPP EINVAL
-# endif
-#endif
-
/* Work just like chown, except when FILE is a symbolic link.
In that case, set errno to EOPNOTSUPP and return -1.
But if autoconf tests determined that chown modifies
int
lchown (const char *file, uid_t uid, gid_t gid)
{
-#if ! CHOWN_MODIFIES_SYMLINK
+#if HAVE_CHOWN
+# if ! CHOWN_MODIFIES_SYMLINK
struct stat stats;
if (lstat (file, &stats) == 0 && S_ISLNK (stats.st_mode))
errno = EOPNOTSUPP;
return -1;
}
-#endif
+# endif
return chown (file, uid, gid);
+
+#else /* !HAVE_CHOWN */
+ errno = ENOSYS;
+ return -1;
+#endif
}