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Docs: note splitting of long messages for SMTP response
author
Jeremy Harris
<jgh146exb@wizmail.org>
Mon, 3 Jul 2023 13:18:41 +0000
(14:18 +0100)
committer
Jeremy Harris
<jgh146exb@wizmail.org>
Mon, 3 Jul 2023 13:18:41 +0000
(14:18 +0100)
doc/doc-docbook/spec.xfpt
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diff --git
a/doc/doc-docbook/spec.xfpt
b/doc/doc-docbook/spec.xfpt
index 62258dd6180ef218e9cb433f327a827bc30bba23..9eb0b6b564eb3be5fe396b880b4be4453114dc54 100644
(file)
--- a/
doc/doc-docbook/spec.xfpt
+++ b/
doc/doc-docbook/spec.xfpt
@@
-31564,8
+31564,11
@@
the message modifier cannot override the 221 response code.
The text in a &%message%& modifier is literal; any quotes are taken as
literals, but because the string is expanded, backslash escapes are processed
The text in a &%message%& modifier is literal; any quotes are taken as
literals, but because the string is expanded, backslash escapes are processed
-anyway. If the message contains newlines, this gives rise to a multi-line SMTP
+anyway.
+If the message contains newlines, this gives rise to a multi-line SMTP
response.
response.
+A long message line will also be split into multi-line SMTP responses,
+on word boundaries if possible.
.vindex "&$acl_verify_message$&"
While the text is being expanded, the &$acl_verify_message$& variable
.vindex "&$acl_verify_message$&"
While the text is being expanded, the &$acl_verify_message$& variable