From 277d15561e0a88a29123e97f4023e0cf78f9e8b4 Mon Sep 17 00:00:00 2001 From: Jeremy Harris Date: Mon, 3 Jul 2023 14:18:41 +0100 Subject: [PATCH] Docs: note splitting of long messages for SMTP response --- doc/doc-docbook/spec.xfpt | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt index 62258dd61..9eb0b6b56 100644 --- 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 -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. +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 -- 2.30.2