/* Internal implementation of access control lists.
- Copyright (C) 2002-2003, 2005-2011 Free Software Foundation, Inc.
+ Copyright (C) 2002-2003, 2005-2012 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
# define ENOTSUP (-1)
#endif
+#include <limits.h>
+#ifndef MIN
+# define MIN(a,b) ((a) < (b) ? (a) : (b))
+#endif
+
+#ifndef SIZE_MAX
+# define SIZE_MAX ((size_t) -1)
+#endif
+
#ifndef HAVE_FCHMOD
# define HAVE_FCHMOD false
# define fchmod(fd, mode) (-1)
/* Recognize some common errors such as from an NFS mount that does
not support ACLs, even when local drives do. */
-#if defined __APPLE__ && defined __MACH__ /* MacOS X */
+#if defined __APPLE__ && defined __MACH__ /* Mac OS X */
# define ACL_NOT_WELL_SUPPORTED(Err) \
((Err) == ENOTSUP || (Err) == ENOSYS || (Err) == EINVAL || (Err) == EBUSY || (Err) == ENOENT)
#elif defined EOPNOTSUPP /* Tru64 NFS */
# if HAVE_ACL_GET_FILE
/* POSIX 1003.1e (draft 17 -- abandoned) specific version. */
-/* Linux, FreeBSD, MacOS X, IRIX, Tru64 */
+/* Linux, FreeBSD, Mac OS X, IRIX, Tru64 */
# ifndef MIN_ACL_ENTRIES
# define MIN_ACL_ENTRIES 4
# endif
/* Linux-specific */
-# ifndef HAVE_ACL_EXTENDED_FILE_NOFOLLOW
-# define HAVE_ACL_EXTENDED_FILE_NOFOLLOW false
-# define acl_extended_file_nofollow(name) (-1)
-# endif
-
-/* Linux-specific */
# ifndef HAVE_ACL_FROM_MODE
# define HAVE_ACL_FROM_MODE false
# define acl_from_mode(mode) (NULL)
/* Set to 1 if a file's mode is implicit by the ACL.
Set to 0 if a file's mode is stored independently from the ACL. */
-# if HAVE_ACL_COPY_EXT_NATIVE && HAVE_ACL_CREATE_ENTRY_NP /* MacOS X */
+# if (HAVE_ACL_COPY_EXT_NATIVE && HAVE_ACL_CREATE_ENTRY_NP) || defined __sgi /* Mac OS X, IRIX */
# define MODE_INSIDE_ACL 0
# else
# define MODE_INSIDE_ACL 1
extern int acl_entries (acl_t);
# endif
-# if HAVE_ACL_TYPE_EXTENDED /* MacOS X */
+# if HAVE_ACL_TYPE_EXTENDED /* Mac OS X */
/* ACL is an ACL, from a file, stored as type ACL_TYPE_EXTENDED.
Return 1 if the given ACL is non-trivial.
Return 0 if it is trivial. */