From 4eb6aaf36fd910a37550d08b0242688cd8da66af Mon Sep 17 00:00:00 2001
From: Fabian Homborg <FHomborg@gmail.com>
Date: Sat, 16 Jan 2016 15:02:51 +0100
Subject: [PATCH] Document that appending to universal variables in config.fish
 is not a good idea

Fixes #2058.
---
 doc_src/index.hdr.in | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/doc_src/index.hdr.in b/doc_src/index.hdr.in
index 960ef698d..b948d088e 100644
--- a/doc_src/index.hdr.in
+++ b/doc_src/index.hdr.in
@@ -669,6 +669,8 @@ To see universal variables in action, start two fish sessions side by side, and
 
 <a href="#variables-universal">Universal variables</a> are stored in the file `.config/fish/fishd.MACHINE_ID`, where MACHINE_ID is typically your MAC address. Do not edit this file directly, as your edits may be overwritten. Edit them through fish scripts or by using fish interactively instead.
 
+Do not append to universal variables in <a href="index.html#initialization">config.fish</a>, because these variables will then get longer with each new shell instance. Instead, simply set them once at the command line.
+
 
 \subsection variables-functions Variable scope for functions