X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/5f30be9dabe065123b15f8694227c069132bba65..44bbabb570db6e700a31469a0faf2ac27bf3bfe0:/src/src/EDITME

diff --git a/src/src/EDITME b/src/src/EDITME
index 3c162c94a..7e426eaab 100644
--- a/src/src/EDITME
+++ b/src/src/EDITME
@@ -1,5 +1,3 @@
-# $Cambridge: exim/src/src/EDITME,v 1.27 2010/06/12 15:21:25 jetmore Exp $
-
 ##################################################
 #          The Exim mail transport agent         #
 ##################################################
@@ -248,6 +246,19 @@ TRANSPORT_SMTP=yes
 # SUPPORT_MBX=yes
 
 
+#------------------------------------------------------------------------------
+# See below for dynamic lookup modules.
+# LOOKUP_MODULE_DIR=/usr/lib/exim/lookups/
+# If not using package management but using this anyway, then think about how
+# you perform upgrades and revert them. You should consider the benefit of
+# embedding the Exim version number into LOOKUP_MODULE_DIR, so that you can
+# maintain two concurrent sets of modules.
+
+# To build a module dynamically, you'll need to define CFLAGS_DYNAMIC for
+# your platform.  Eg:
+# CFLAGS_DYNAMIC=-shared -rdynamic
+# CFLAGS_DYNAMIC=-shared -rdynamic -fPIC
+
 #------------------------------------------------------------------------------
 # These settings determine which file and database lookup methods are included
 # in the binary. See the manual chapter entitled "File and database lookups"
@@ -256,6 +267,18 @@ TRANSPORT_SMTP=yes
 # LOOKUP_DNSDB does *not* refer to general mail routing using the DNS. It is
 # for the specialist case of using the DNS as a general database facility (not
 # common).
+# If set to "2" instead of "yes" then the corresponding lookup will be
+# built as a module and must be installed into LOOKUP_MODULE_DIR. You need to
+# add -export-dynamic -rdynamic to EXTRALIBS. You may also need to add -ldl to
+# EXTRALIBS so that dlopen() is available to Exim. You need to define
+# LOOKUP_MODULE_DIR above so the exim binary actually loads dynamic lookup
+# modules.
+# Also, instead of adding all the libraries/includes to LOOKUP_INCLUDE and
+# LOOKUP_LIBS, add them to the respective LOOKUP_*_INCLUDE and LOOKUP_*_LIBS
+# (where * is the name as given here in this list). That ensures that only
+# the dynamic library and not the exim binary will be linked against the
+# library.
+# NOTE: LDAP cannot be built as a module!
 
 LOOKUP_DBM=yes
 LOOKUP_LSEARCH=yes
@@ -503,7 +526,7 @@ FIXED_NEVER_USERS=root
 #
 # As a strictly transient measure to ease migration to 4.73, the
 # WHITELIST_D_MACROS value definies a colon-separated list of macro-names
-# which are permitted to be overriden from the command-line which will be
+# which are permitted to be overridden from the command-line which will be
 # honoured by the Exim user.  So these are macros that can persist to delivery
 # time.
 # Examples might be -DTLS or -DSPOOL=/some/dir.  The values on the
@@ -530,6 +553,7 @@ FIXED_NEVER_USERS=root
 # AUTH_CRAM_MD5=yes
 # AUTH_CYRUS_SASL=yes
 # AUTH_DOVECOT=yes
+# AUTH_GSASL=yes
 # AUTH_PLAINTEXT=yes
 # AUTH_SPA=yes
 
@@ -537,9 +561,10 @@ FIXED_NEVER_USERS=root
 #------------------------------------------------------------------------------
 # If you specified AUTH_CYRUS_SASL above, you should ensure that you have the
 # Cyrus SASL library installed before trying to build Exim, and you probably
-# want to uncomment the following line:
+# want to uncomment the first line below.  Similarly for GNU SASL.
 
 # AUTH_LIBS=-lsasl2
+# AUTH_LIBS=-lgsasl
 
 
 #------------------------------------------------------------------------------
@@ -1181,6 +1206,26 @@ TMPDIR="/tmp"
 # SUPPORT_MOVE_FROZEN_MESSAGES=yes
 
 
+#------------------------------------------------------------------------------
+# Expanding match_* second paramters: BE CAREFUL IF ENABLING THIS!
+# It has proven too easy in practice for administrators to configure security
+# problems into their Exim install, by treating match_domain{}{} and friends
+# as a form of string comparison, where the second string comes from untrusted
+# data. Because these options take lists, which can include lookup;LOOKUPDATA
+# style elements, a foe can then cause Exim to, eg, execute an arbitrary MySQL
+# query, dropping tables.
+# From Exim 4.77 onwards, the second parameter is not expanded; it can still
+# be a list literal, or a macro, or a named list reference.  There is also
+# the new expansion condition "inlisti" which does expand the second parameter,
+# but treats it as a list of strings; also, there's "eqi" which is probably
+# what is normally wanted.
+#
+# If you really need to have the old behaviour, know what you are doing and
+# will not complain if your system is compromised as a result of doing so, then
+# uncomment this option to get the old behaviour back.
+
+# EXPAND_LISTMATCH_RHS=yes
+
 #------------------------------------------------------------------------------
 # Disabling the use of fsync(): DO NOT UNCOMMENT THE FOLLOWING LINE unless you
 # really, really, really know what you are doing. And even then, think again.