X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/01603eec64d42431f182b33008206facfc7f800e..1d28cc061677bd07d9bed48dd84bd5c590247043:/src/src/EDITME

diff --git a/src/src/EDITME b/src/src/EDITME
index 264d2eaff..625df18f5 100644
--- a/src/src/EDITME
+++ b/src/src/EDITME
@@ -1,6 +1,8 @@
 ##################################################
 #          The Exim mail transport agent         #
 ##################################################
+# Copyright (c) The Exim Maintainers 2022
+# SPDX-License-Identifier: GPL-2.0-or-later
 
 # This is the template for Exim's main build-time configuration file. It
 # contains settings that are independent of any operating system. These are
@@ -13,12 +15,11 @@
 
 # Things that depend on the operating system have default settings in
 # OS/Makefile-Default, but these are overridden for some OS by files
-# called called OS/Makefile-<osname>. You can further override these by
-# creating files called Local/Makefile-<osname>, and
-# Local/Makefile-<buildname> (where "<osname>" stands for the name of
-# your operating system - look at the names in the OS directory to see
-# which names are recognized, and "<buildname>" is derived from the
-# environment variable "build")
+# called OS/Makefile-<osname>. You can further override these settings by
+# creating files Local/Makefile-<osname>, and Local/Makefile-<build>.
+# The suffix "<osname>" stands for the name of your operating system - look
+# at the names in the OS directory to see which names are recognized,
+# and "<build>" is the content of the environment variable "build".
 
 # However, if you are building Exim for a single OS only, you don't need to
 # worry about setting up Local/Makefile-<osname>. Any build-time configuration
@@ -199,15 +200,19 @@ SPOOL_DIRECTORY=/var/spool/exim
 # the libraries and headers are installed, as the pkg-config .pc
 # specification should include all -L/-I information necessary.
 # Enabling the USE_*_PC options should be sufficient. If not using
-# pkg-config, then you have to specify the libraries, and you mmight
+# pkg-config, then you have to specify the libraries, and you might
 # need to specify the locations too.
 
-# no cryptographic code of its own. Uncomment the following lines if you want
+# Uncomment the following lines if you want
 # to build Exim without any TLS support (either OpenSSL or GnuTLS):
 # DISABLE_TLS=yes
+# Unless you do this, you must define one of USE_OPENSSL or USE_GNUTLS
+# below.
 
-# If you are buliding with TLS, the library configuration must be done:
+# If you are building with TLS, the library configuration must be done:
 
+# Uncomment this if you are using OpenSSL
+# USE_OPENSSL=yes
 # Uncomment one of these settings if you are using OpenSSL; pkg-config vs not
 # and an optional location.
 # USE_OPENSSL_PC=openssl
@@ -218,17 +223,12 @@ SPOOL_DIRECTORY=/var/spool/exim
 # USE_GNUTLS=yes
 # Uncomment one of these settings if you are using GnuTLS; pkg-config vs not
 # and an optional location. If you disable SUPPORT_DANE below, you
-# can remove the gnutls-dane references here.
+# can remove the gnutls-dane references here.  Earlier versions of GnuTLS
+# required libtasn1 and libgrypt also; add if needed.
 # USE_GNUTLS_PC=gnutls gnutls-dane
-# TLS_LIBS=-lgnutls -ltasn1 -lgcrypt -lgnutls-dane
+# TLS_LIBS=-lgnutls -lgnutls-dane
 # TLS_LIBS=-L/usr/local/gnu/lib -lgnutls -ltasn1 -lgcrypt -lgnutls-dane
 
-# Uncomment the first and either the second or the third of these if you
-# are using GnuTLS.  If you have pkg-config, then the second, else the third.
-# USE_GNUTLS=yes
-# USE_GNUTLS_PC=gnutls
-# TLS_LIBS=-lgnutls -ltasn1 -lgcrypt
-
 # If using GnuTLS older than 2.10 and using pkg-config then note that Exim's
 # build process will require libgcrypt-config to exist in your $PATH.  A
 # version that old is likely to become unsupported by Exim in 2017.
@@ -278,6 +278,9 @@ SPOOL_DIRECTORY=/var/spool/exim
 # specified in INCLUDE.
 
 
+# Uncomment the following line to remove support for TLS Resumption
+# DISABLE_TLS_RESUME=yes
+
 
 ###############################################################################
 #           THESE ARE THINGS YOU PROBABLY WANT TO SPECIFY                     #
@@ -413,6 +416,8 @@ LOOKUP_DNSDB=yes
 # LOOKUP_IBASE=yes
 # LOOKUP_JSON=yes
 # LOOKUP_LDAP=yes
+# LOOKUP_LMDB=yes
+
 # LOOKUP_MYSQL=yes
 # LOOKUP_MYSQL_PC=mariadb
 # LOOKUP_NIS=yes
@@ -433,6 +438,9 @@ LOOKUP_DNSDB=yes
 # LOOKUP_NWILDLSEARCH=yes
 
 
+# Some platforms may need this for LOOKUP_NIS:
+# LIBS += -lnsl
+
 #------------------------------------------------------------------------------
 # If you have set LOOKUP_LDAP=yes, you should set LDAP_LIB_TYPE to indicate
 # which LDAP library you have. Unfortunately, though most of their functions
@@ -451,27 +459,27 @@ LOOKUP_DNSDB=yes
 
 
 #------------------------------------------------------------------------------
-# The PCRE library is required for Exim.  There is no longer an embedded
+# The PCRE2 library is required for Exim.  There is no longer an embedded
 # version of the PCRE library included with the source code, instead you
-# must use a system library or build your own copy of PCRE.
+# must use a system library or build your own copy of PCRE2.
 # In either case you must specify the library link info here.  If the
-# PCRE header files are not in the standard search path you must also
+# PCRE2 header files are not in the standard search path you must also
 # modify the INCLUDE path (above)
 #
 # Use PCRE_CONFIG to query the pcre-config command (first found in $PATH)
 # to find the include files and libraries, else use PCRE_LIBS and set INCLUDE
 # too if needed.
 
-PCRE_CONFIG=yes
-# PCRE_LIBS=-lpcre
+PCRE2_CONFIG=yes
+# PCRE_LIBS=-lpcre2
 
 
 #------------------------------------------------------------------------------
-# Comment out the following line to remove DANE support
-# Note: Enabling this unconditionally overrides DISABLE_DNSSEC
-# forces you to have SUPPORT_TLS enabled (the default).  For DANE under
-# GnuTLS we need an additional library.  See TLS_LIBS or USE_GNUTLS_PC
-# below.
+# Comment out the following line to remove DANE support.
+# Note: DANE support requires DNSSEC support (the default) and
+# SUPPORT_TLS (the default).  For DANE under GnuTLS we need an additional
+# library.  See TLS_LIBS or USE_GNUTLS_PC below.
+
 SUPPORT_DANE=yes
 
 #------------------------------------------------------------------------------
@@ -486,18 +494,26 @@ SUPPORT_DANE=yes
 # You do not need to use this for any lookup information added via pkg-config.
 
 # LOOKUP_INCLUDE=-I /usr/local/ldap/include -I /usr/local/mysql/include -I /usr/local/pgsql/include
-# LOOKUP_LIBS=-L/usr/local/lib -lldap -llber -lmysqlclient -lpq -lgds -lsqlite3
+# LOOKUP_INCLUDE +=-I /usr/local/include
+# LOOKUP_LIBS=-L/usr/local/lib -lldap -llber -lmysqlclient -lpq -lgds -lsqlite3 -llmdb
+
+#------------------------------------------------------------------------------
+# If you included LOOKUP_LMDB above you will need the library. Depending
+# on where installed you may also need an include directory
+#
+# LOOKUP_INCLUDE += -I/usr/local/include
+# LOOKUP_LIBS += -llmdb
 
 
 #------------------------------------------------------------------------------
 # Compiling the Exim monitor: If you want to compile the Exim monitor, a
 # program that requires an X11 display, then EXIM_MONITOR should be set to the
-# value "eximon.bin". Comment out this setting to disable compilation of the
+# value "eximon.bin". De-comment this setting to enable compilation of the
 # monitor. The locations of various X11 directories for libraries and include
 # files are defaulted in the OS/Makefile-Default file, but can be overridden in
 # local OS-specific make files.
 
-EXIM_MONITOR=eximon.bin
+# EXIM_MONITOR=eximon.bin
 
 
 #------------------------------------------------------------------------------
@@ -554,15 +570,27 @@ DISABLE_MAL_MKS=yes
 # By default, Exim has support for checking the AD bit in a DNS response, to
 # determine if DNSSEC validation was successful.  If your system libraries
 # do not support that bit, then set DISABLE_DNSSEC to "yes"
-# Note: Enabling SUPPORT_DANE unconditionally overrides this setting.
+# Note: DNSSEC is required for DANE support.
 
 # DISABLE_DNSSEC=yes
 
 # To disable support for Events set DISABLE_EVENT to "yes"
-
 # DISABLE_EVENT=yes
 
 
+# Uncomment this line to remove support for early pipelining, per
+# https://datatracker.ietf.org/doc/draft-harris-early-pipe/
+# DISABLE_PIPE_CONNECT=yes
+
+
+# Uncomment the following to remove the fast-ramp two-phase-queue-run support
+# DISABLE_QUEUE_RAMP=yes
+
+# Uncomment the following lines to add SRS (Sender Rewriting Scheme) support
+# using only native facilities.
+# SUPPORT_SRS=yes
+
+
 #------------------------------------------------------------------------------
 # Compiling Exim with experimental features. These are documented in
 # experimental-spec.txt. "Experimental" means that the way these features are
@@ -570,27 +598,23 @@ DISABLE_MAL_MKS=yes
 
 # Uncomment the following line to add support for talking to dccifd.  This
 # defaults the socket path to /usr/local/dcc/var/dccifd.
-# Doing so will also explicitly turn on the WITH_CONTENT_SCAN option.
+# This support also requires WITH_CONTENT_SCAN enabled.
 
 # EXPERIMENTAL_DCC=yes
 
-# Uncomment the following lines to add SRS (Sender rewriting scheme) support.
-# You need to have libsrs_alt installed on your system (srs.mirtol.com).
-# Depending on where it is installed you may have to edit the CFLAGS and
-# LDFLAGS lines.
-
-# EXPERIMENTAL_SRS=yes
-# CFLAGS  += -I/usr/local/include
-# LDFLAGS += -lsrs_alt
-
 # Uncomment the following line to add DMARC checking capability, implemented
 # using libopendmarc libraries. You must have SPF and DKIM support enabled also.
-# EXPERIMENTAL_DMARC=yes
+# SUPPORT_DMARC=yes
 # CFLAGS += -I/usr/local/include
 # LDFLAGS += -lopendmarc
 # Uncomment the following if you need to change the default. You can
 # override it at runtime (main config option dmarc_tld_file)
 # DMARC_TLD_FILE=/etc/exim/opendmarc.tlds
+#
+# Library version libopendmarc-1.4.1-1.fc33.x86_64  (on Fedora 33) is known broken;
+# 1.3.2-3 works.  It seems that the OpenDMARC project broke their API.
+# Use this option if you need to build with an old library (1.3.x)
+# DMARC_API=100300
 
 # Uncomment the following line to add ARC (Authenticated Received Chain)
 # support.  You must have SPF and DKIM support enabled also.
@@ -608,13 +632,6 @@ DISABLE_MAL_MKS=yes
 # Uncomment the following to include extra information in fail DSN message (bounces)
 # EXPERIMENTAL_DSN_INFO=yes
 
-# Uncomment the following to add LMDB lookup support
-# You need to have LMDB installed on your system (https://github.com/LMDB/lmdb)
-# Depending on where it is installed you may have to edit the CFLAGS and LDFLAGS lines.
-# EXPERIMENTAL_LMDB=yes
-# CFLAGS += -I/usr/local/include
-# LDFLAGS += -llmdb
-
 # Uncomment the following line to add queuefile transport support
 # EXPERIMENTAL_QUEUEFILE=yes
 
@@ -770,6 +787,9 @@ FIXED_NEVER_USERS=root
 # AUTH_LIBS=-lgsasl
 # AUTH_LIBS=-lgssapi -lheimntlm -lkrb5 -lhx509 -lcom_err -lhcrypto -lasn1 -lwind -lroken -lcrypt
 
+# If using AUTH_GSASL with SCRAM methods, you should also be defining
+# SUPPORT_I18N to get standards-conformant support of utf8 normalization.
+
 
 #------------------------------------------------------------------------------
 # When Exim is decoding MIME "words" in header lines, most commonly for use
@@ -1470,4 +1490,13 @@ EXIM_TMPDIR="/tmp"
 
 # ENABLE_DISABLE_FSYNC=yes
 
+#------------------------------------------------------------------------------
+# For development, add this to include code to time various stages and report.
+# CFLAGS += -DMEASURE_TIMING
+
+# For a very slightly smaller build, for constrained systems, uncomment this.
+# The feature involved is purely for debugging.
+
+# DISABLE_CLIENT_CMD_LOG=yes
+
 # End of EDITME for Exim 4.