From cb8fcfa3e65b169cd94709fff54dd4ea55d24db7 Mon Sep 17 00:00:00 2001
From: Christian Kampka <christian@kampka.net>
Date: Thu, 3 Sep 2020 11:25:38 +0200
Subject: [PATCH] highlight: fix cross-platform build

---
 pkgs/tools/text/highlight/default.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pkgs/tools/text/highlight/default.nix b/pkgs/tools/text/highlight/default.nix
index f44ddc9d0e91..4dafc7688883 100644
--- a/pkgs/tools/text/highlight/default.nix
+++ b/pkgs/tools/text/highlight/default.nix
@@ -20,7 +20,10 @@ let
 
     buildInputs = [ getopt lua boost ];
 
-    prePatch = lib.optionalString stdenv.cc.isClang ''
+    prePatch = ''
+      substituteInPlace src/makefile \
+        --replace "shell pkg-config" "shell $PKG_CONFIG"
+    '' + lib.optionalString stdenv.cc.isClang ''
       substituteInPlace src/makefile \
           --replace 'CXX=g++' 'CXX=clang++'
     '';