Add sqlite_lock_timeout.

[users/jgh/exim.git] / doc / doc-txt / NewStuff

diff --git a/doc/doc-txt/NewStuff b/doc/doc-txt/NewStuff
index 5936f198b65a556f298f283a6b2c1efdd7c240fd..0a23d2d1b670121de925e965c56943ee52929102 100644 (file)
--- a/doc/doc-txt/NewStuff
+++ b/doc/doc-txt/NewStuff
@@ -1,4 +1,4 @@
-$Cambridge: exim/doc/doc-txt/NewStuff,v 1.60 2005/08/02 11:22:23 ph10 Exp $
+$Cambridge: exim/doc/doc-txt/NewStuff,v 1.62 2005/08/08 10:48:26 ph10 Exp $
 
 New Features in Exim
 --------------------
@@ -42,6 +42,14 @@ PH/01 Support for SQLite database lookups has been added. This is another
       The only character affected by the ${quote_sqlite: operator is a single
       quote, which it doubles.
 
+      The SQLite library handles multiple simultaneous accesses to the database
+      internally. Multiple readers are permitted, but only one process can
+      update at once. Attempts to access the database while it is being updated
+      are rejected after a timeout period, during which the SQLite library
+      waits for the lock to be released. In Exim, the default timeout is set
+      to 5 seconds, but it can be changed by means of the sqlite_lock_timeout
+      option.
+
       Note that you must set LOOKUP_SQLITE=yes in Local/Makefile in order to
       obtain SQLite support, and you will also need to add -lsqlite3 to the
       EXTRALIBS setting. And of course, you have to install SQLite on your
@@ -62,6 +70,12 @@ PH/04 The IGNOREQUOTA extension to the LMTP protocol is now available in both
       provided that the server has advertised support for IGNOREQUOTA in its
       response to the LHLO command.
 
+PH/05 Previously, if "verify = helo" was set in an ACL, the condition was true
+      only if the host matched helo_try_verify_hosts, which caused the
+      verification to occur when the EHLO/HELO command was issued. The ACL just
+      tested the remembered result. Now, if a previous verification attempt has
+      not happened, "verify = helo" does it there and then.
+
 
 Exim version 4.52
 -----------------