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authorJeremy Harris <jgh146exb@wizmail.org>2019-10-20 16:19:50 +0100
committerJeremy Harris <jgh146exb@wizmail.org>2019-10-20 16:27:07 +0100
commite98566e5a394a1e480676cef74892bc213b39936 (patch)
treec5bf971a3140ff72fae4b89d0d525c781dc427a0 /doc
parent140036346c238d6126ea0dea5b7133c77316937c (diff)
Docs: remove SUPPORT_TLS mentions
01603eec64 moved to DISABLE_TLS
Diffstat (limited to 'doc')
-rw-r--r--doc/doc-docbook/spec.xfpt29
1 files changed, 15 insertions, 14 deletions
diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt
index e48b3539f..5ca60327e 100644
--- a/doc/doc-docbook/spec.xfpt
+++ b/doc/doc-docbook/spec.xfpt
@@ -1886,11 +1886,10 @@ to your &_Local/Makefile_& and rebuild Exim.
.section "Including TLS/SSL encryption support" "SECTinctlsssl"
.cindex "TLS" "including support for TLS"
.cindex "encryption" "including support for"
-.cindex "SUPPORT_TLS"
.cindex "OpenSSL" "building Exim with"
.cindex "GnuTLS" "building Exim with"
-Exim can be built to support encrypted SMTP connections, using the STARTTLS
-command as per RFC 2487. It can also support legacy clients that expect to
+Exim is usually built to support encrypted SMTP connections, using the STARTTLS
+command as per RFC 2487. It can also support clients that expect to
start a TLS session immediately on connection to a non-standard port (see the
&%tls_on_connect_ports%& runtime option and the &%-tls-on-connect%& command
line option).
@@ -1899,35 +1898,41 @@ If you want to build Exim with TLS support, you must first install either the
OpenSSL or GnuTLS library. There is no cryptographic code in Exim itself for
implementing SSL.
+.new
+If you do not want TLS support you should set
+.code
+DISABLE_TLS=yes
+.endd
+in &_Local/Makefile_&.
+.wen
+
If OpenSSL is installed, you should set
.code
-SUPPORT_TLS=yes
+USE_OPENSL=yes
TLS_LIBS=-lssl -lcrypto
.endd
in &_Local/Makefile_&. You may also need to specify the locations of the
OpenSSL library and include files. For example:
.code
-SUPPORT_TLS=yes
+USE_OPENSL=yes
TLS_LIBS=-L/usr/local/openssl/lib -lssl -lcrypto
TLS_INCLUDE=-I/usr/local/openssl/include/
.endd
.cindex "pkg-config" "OpenSSL"
If you have &'pkg-config'& available, then instead you can just use:
.code
-SUPPORT_TLS=yes
+USE_OPENSL=yes
USE_OPENSSL_PC=openssl
.endd
.cindex "USE_GNUTLS"
If GnuTLS is installed, you should set
.code
-SUPPORT_TLS=yes
USE_GNUTLS=yes
TLS_LIBS=-lgnutls -ltasn1 -lgcrypt
.endd
in &_Local/Makefile_&, and again you may need to specify the locations of the
library and include files. For example:
.code
-SUPPORT_TLS=yes
USE_GNUTLS=yes
TLS_LIBS=-L/usr/gnu/lib -lgnutls -ltasn1 -lgcrypt
TLS_INCLUDE=-I/usr/gnu/include
@@ -1935,7 +1940,6 @@ TLS_INCLUDE=-I/usr/gnu/include
.cindex "pkg-config" "GnuTLS"
If you have &'pkg-config'& available, then instead you can just use:
.code
-SUPPORT_TLS=yes
USE_GNUTLS=yes
USE_GNUTLS_PC=gnutls
.endd
@@ -28032,11 +28036,8 @@ to use GnuTLS, you need to set
.code
USE_GNUTLS=yes
.endd
-in Local/Makefile, in addition to
-.code
-SUPPORT_TLS=yes
-.endd
-You must also set TLS_LIBS and TLS_INCLUDE appropriately, so that the
+in Local/Makefile
+you must also set TLS_LIBS and TLS_INCLUDE appropriately, so that the
include files and libraries for GnuTLS can be found.
There are some differences in usage when using GnuTLS instead of OpenSSL: