/* Internal implementation of access control lists.
- Copyright (C) 2002-2003, 2005-2008 Free Software Foundation, Inc.
+ Copyright (C) 2002-2003, 2005-2011 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
#if HAVE_SYS_ACL_H
# include <sys/acl.h>
#endif
-#if defined HAVE_ACL && ! defined GETACLCNT && defined ACL_CNT
+#if defined HAVE_FACL && ! defined GETACLCNT && defined ACL_CNT
# define GETACLCNT ACL_CNT
#endif
# include <acl/libacl.h>
#endif
+/* On HP-UX >= 11.11, additional ACL API is available in <aclv.h>. */
+#if HAVE_ACLV_H
+# include <sys/types.h>
+# include <aclv.h>
+/* HP-UX 11.11 lacks these declarations. */
+extern int acl (char *, int, int, struct acl *);
+extern int aclsort (int, int, struct acl *);
+#endif
+
#include "error.h"
#include "quote.h"
# define ENOTSUP (-1)
#endif
-#include "gettext.h"
-#define _(msgid) gettext (msgid)
-
#ifndef HAVE_FCHMOD
# define HAVE_FCHMOD false
# define fchmod(fd, mode) (-1)
#endif
+/* 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 */
+# define ACL_NOT_WELL_SUPPORTED(Err) \
+ ((Err) == ENOTSUP || (Err) == ENOSYS || (Err) == EINVAL || (Err) == EBUSY || (Err) == ENOENT)
+#elif defined EOPNOTSUPP /* Tru64 NFS */
+# define ACL_NOT_WELL_SUPPORTED(Err) \
+ ((Err) == ENOTSUP || (Err) == ENOSYS || (Err) == EINVAL || (Err) == EBUSY || (Err) == EOPNOTSUPP)
+#else
+# define ACL_NOT_WELL_SUPPORTED(Err) \
+ ((Err) == ENOTSUP || (Err) == ENOSYS || (Err) == EINVAL || (Err) == EBUSY)
+#endif
#if USE_ACL
# 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)
# define MODE_INSIDE_ACL 1
# endif
-# if defined __APPLE__ && defined __MACH__ /* MacOS X */
-# define ACL_NOT_WELL_SUPPORTED(Err) \
- ((Err) == ENOTSUP || (Err) == ENOSYS || (Err) == EINVAL || (Err) == EBUSY || (Err) == ENOENT)
-# elif defined EOPNOTSUPP /* Tru64 NFS */
-# define ACL_NOT_WELL_SUPPORTED(Err) \
- ((Err) == ENOTSUP || (Err) == ENOSYS || (Err) == EINVAL || (Err) == EBUSY || (Err) == EOPNOTSUPP)
-# else
-# define ACL_NOT_WELL_SUPPORTED(Err) \
- ((Err) == ENOTSUP || (Err) == ENOSYS || (Err) == EINVAL || (Err) == EBUSY)
-# endif
-
+/* Return the number of entries in ACL.
+ Return -1 and set errno upon failure to determine it. */
/* Define a replacement for acl_entries if needed. (Only Linux has it.) */
# if !HAVE_ACL_ENTRIES
# define acl_entries rpl_acl_entries
extern int acl_access_nontrivial (acl_t);
# endif
-# elif HAVE_ACL && defined GETACL /* Solaris, Cygwin, not HP-UX */
+# elif HAVE_FACL && defined GETACL /* Solaris, Cygwin, not HP-UX */
/* 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. */
Return 0 if it is trivial, i.e. equivalent to a simple stat() mode. */
extern int acl_nontrivial (int count, struct acl_entry *entries, struct stat *sb);
+# if HAVE_ACLV_H /* HP-UX >= 11.11 */
+
+/* Return 1 if the given ACL is non-trivial.
+ Return 0 if it is trivial, i.e. equivalent to a simple stat() mode. */
+extern int aclv_nontrivial (int count, struct acl *entries);
+
+# endif
+
# elif HAVE_ACLX_GET && 0 /* AIX */
/* TODO */
Return 0 if it is trivial, i.e. equivalent to a simple stat() mode. */
extern int acl_nontrivial (struct acl *a);
+# elif HAVE_ACLSORT /* NonStop Kernel */
+
+/* Return 1 if the given ACL is non-trivial.
+ Return 0 if it is trivial, i.e. equivalent to a simple stat() mode. */
+extern int acl_nontrivial (int count, struct acl *entries);
+
# endif
#endif