-$Cambridge: exim/doc/doc-txt/NewStuff,v 1.103 2006/06/27 14:34:26 ph10 Exp $
+$Cambridge: exim/doc/doc-txt/NewStuff,v 1.109 2006/09/19 11:28:44 ph10 Exp $
New Features in Exim
--------------------
-This file contains descriptions of new features that have been added to Exim,
-but have not yet made it into the main manual (which is most conveniently
-updated when there is a relatively large batch of changes). The doc/ChangeLog
-file contains a listing of all changes, including bug fixes.
+This file contains descriptions of new features that have been added to Exim.
+Before a formal release, there may be quite a lot of detail so that people can
+test from the snapshots or the CVS before the documentation is updated. Once
+the documentation is updated, this file is reduced to a short list.
+
+
+Version 4.64
+------------
+
+1. ACL variables can now be given arbitrary names, as long as they start with
+ "acl_c" or "acl_m" (for connection variables and message variables) and are
+ at least 6 characters long. However, only alphanumeric characters and
+ underscores are allowed. This is a compatible change because the old set of
+ variables such as acl_m12 are a subset of the allowed names. There may now
+ be any number of ACL variables. For example:
+
+ set acl_c_foo = something
+ set acl_ccc = thingsome
+ set acl_m13 = value for original ACL variable
+ set acl_m13b = whatever
+
+ What happens if an undefined ACL variable is referenced depends on the
+ setting of the strict_acl_vars option. If it is false (the default), an
+ empty string is substituted; if it is true, an error is generated. This
+ affects all ACL variables, including the "old" ones such as acl_c4.
+ (Previously there wasn't the concept of an undefined ACL variable.)
+
+ The implementation has been done in such a way that spool files containing
+ ACL variable settings written by previous releases of Exim are compatible
+ and can be read by the new release. If only the original numeric names are
+ used, spool files written by the new release can be read by earlier
+ releases.
+
Version 4.63
------------
1. There is a new Boolean option called filter_prepend_home for the redirect
- router. It defaults true, for backward compatibility. If a "save" command in
- an Exim filter has a relative path for its argument, and $home is defined,
- it is automatically prepended to the relative path. This action can now be
- prevented by setting filter_prepend_home false.
+ router.
+
+2. There is a new acl, set by acl_not_smtp_start, which is run right at the
+ start of receiving a non-SMTP message, before any of the message has been
+ read.
+
+3. When an SMTP error message is specified in a "message" modifier in an ACL,
+ or in a :fail: or :defer: message in a redirect router, Exim now checks the
+ start of the message for an SMTP error code.
+
+4. There is a new parameter for LDAP lookups called "referrals", which takes
+ one of the settings "follow" (the default) or "nofollow".
+
+5. Version 20070721.2 of exipick now included, offering these new options:
+ --reverse
+ After all other sorting options have bee processed, reverse order
+ before displaying messages (-R is synonym).
+ --random
+ Randomize order of matching messages before displaying.
+ --size
+ Instead of displaying the matching messages, display the sum
+ of their sizes.
+ --sort <variable>[,<variable>...]
+ Before displaying matching messages, sort the messages according to
+ each messages value for each variable.
+ --not
+ Negate the value for every test (returns inverse output from the
+ same criteria without --not).
Version 4.62