From 648bdf153d2e4d3c6687d8e1780b0dfd0aa98cda Mon Sep 17 00:00:00 2001
From: Graham Christensen <graham@grahamc.com>
Date: Tue, 21 May 2019 22:29:23 -0400
Subject: tarball-ttl: document
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Incorporates text from Niklas Hambüchen in #2978

Closes #1115
---
 doc/manual/expressions/builtins.xml | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'doc/manual/expressions/builtins.xml')

diff --git a/doc/manual/expressions/builtins.xml b/doc/manual/expressions/builtins.xml
index a87639a075a5..deffcb594428 100644
--- a/doc/manual/expressions/builtins.xml
+++ b/doc/manual/expressions/builtins.xml
@@ -347,7 +347,7 @@ stdenv.mkDerivation { … }
     You can change the cache timeout either on the command line with
     <option>--option tarball-ttl <replaceable>number of seconds</replaceable></option> or
     in the Nix configuration file with this option:
-    <literal>tarball-ttl <replaceable>number of seconds to cache</replaceable></literal>.
+    <literal><xref linkend="conf-tarball-ttl" /> <replaceable>number of seconds to cache</replaceable></literal>.
     </para>
 
     <para>Note that when obtaining the hash with <varname>nix-prefetch-url
@@ -498,7 +498,7 @@ stdenv.mkDerivation { … }
            fetch the latest version of a remote branch.
         </para>
         <note><para>Nix will refetch the branch in accordance to
-        <option>tarball-ttl</option>.</para></note>
+        <xref linkend="conf-tarball-ttl" />.</para></note>
         <note><para>This behavior is disabled in
         <emphasis>Pure evaluation mode</emphasis>.</para></note>
         <programlisting>builtins.fetchGit {
-- 
cgit 1.4.1