From 7a22083e1271869294a074cbe7a971f2d8abb4f4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20=C4=8Cun=C3=A1t?= <vcunat@gmail.com>
Date: Mon, 13 Aug 2018 21:08:10 +0200
Subject: [PATCH] texinfoInteractive: fixup build by using older perl

I don't really have a mind for very long investigations
why their test suite is broken in this respect.
---
 pkgs/top-level/all-packages.nix | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 8dae7aa09ae9..345a8341a586 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -8633,9 +8633,13 @@ with pkgs;
   texinfo5 = callPackage ../development/tools/misc/texinfo/5.2.nix { };
   texinfo6 = callPackage ../development/tools/misc/texinfo/6.5.nix { };
   texinfo = texinfo6;
-  texinfoInteractive = appendToName "interactive" (
-    texinfo.override { interactive = true; }
-  );
+  texinfoInteractive = appendToName "interactive" (texinfo.override {
+    interactive = true;
+    # doCheck = true -> some xlocale.h problem with perl 5.28.0
+    # (it's mistakenly trying to include the non-existent header)
+    perl = perl526;
+    buildPackages = buildPackages // { perl = buildPackages.perl526; };
+  });
 
   texi2html = callPackage ../development/tools/misc/texi2html { };