From c4277da6a71f2229077063796cea96d6adf5518a Mon Sep 17 00:00:00 2001 From: Jeremy Harris Date: Thu, 14 Apr 2016 13:35:38 +0100 Subject: [PATCH] Docs: add note on list-splitting --- doc/doc-docbook/spec.xfpt | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt index 15e36f7ac..db5a24553 100644 --- a/doc/doc-docbook/spec.xfpt +++ b/doc/doc-docbook/spec.xfpt @@ -7773,7 +7773,14 @@ domain, host, address and local part lists. .section "Expansion of lists" "SECTlistexpand" .cindex "expansion" "of lists" -Each list is expanded as a single string before it is used. The result of +Each list is expanded as a single string before it is used. + +.new +&'Exception: the router headers_remove option, where list-item +splitting is done before string-expansion.'& +.wen + +The result of expansion must be a list, possibly containing empty items, which is split up into separate items for matching. By default, colon is the separator character, but this can be varied if necessary. See sections &<>& and -- 2.30.2