From 26c031abf9658f0bb8b0ea335c56b23671f49942 Mon Sep 17 00:00:00 2001
From: Xi Ruoyao <xry111@xry111.site>
Date: Mon, 4 Sep 2023 17:49:55 +0800
Subject: [PATCH] dependencies: Add patchutils as check optional dependency

The configure script says:

    configure: WARNING: filterdiff not installed; build will not be
    reproducible.

The filterdiff program is a part of patchutils.
---
 appendices/dependencies.xml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/appendices/dependencies.xml b/appendices/dependencies.xml
index 31796da9b..6f03da578 100644
--- a/appendices/dependencies.xml
+++ b/appendices/dependencies.xml
@@ -437,6 +437,9 @@
         <seglistitem>
           <seg>
             <ulink url='&github;/testing-cabal/subunit'>libsubunit</ulink>
+            and
+            <ulink url='http://cyberelk.net/tim/software/patchutils/'>
+              patchutils</ulink>
           </seg>
         </seglistitem>
       </segmentedlist>