From 0a46f8c19897846db3d9fd2aa858b212a0f2a59d Mon Sep 17 00:00:00 2001
From: Will Dietz <w@wdtz.org>
Date: Wed, 18 Jul 2018 16:36:15 -0500
Subject: diffoscope: fix manpage generation

Was already broken, not sure for how long.

Without this the tool fails to run,
so help2man ends up producing an empty file.
---
 pkgs/tools/misc/diffoscope/default.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/tools/misc/diffoscope/default.nix b/pkgs/tools/misc/diffoscope/default.nix
index 7c17c0e7481..73b7f2272cd 100644
--- a/pkgs/tools/misc/diffoscope/default.nix
+++ b/pkgs/tools/misc/diffoscope/default.nix
@@ -23,6 +23,9 @@ python3Packages.buildPythonApplication rec {
   postPatch = ''
     # Upstream doesn't provide a PKG-INFO file
     sed -i setup.py -e "/'rpm-python',/d"
+
+    # When generating manpage, use the installed version
+    substituteInPlace doc/Makefile --replace "../bin" "$out/bin"
   '';
 
   nativeBuildInputs = [ docutils help2man ];
-- 
cgit 1.4.1