From 31119d3ef68c515e857cf192e2c87e1b77d63a78 Mon Sep 17 00:00:00 2001
From: Shea Levy <shea@shealevy.com>
Date: Tue, 20 Mar 2018 17:26:21 -0400
Subject: [PATCH] pcre: Fix /bin/sh dependency

---
 pkgs/development/libraries/pcre/default.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/development/libraries/pcre/default.nix b/pkgs/development/libraries/pcre/default.nix
index 2ea5e923bad..973798b849b 100644
--- a/pkgs/development/libraries/pcre/default.nix
+++ b/pkgs/development/libraries/pcre/default.nix
@@ -35,6 +35,10 @@ in stdenv.mkDerivation rec {
   # https://bugs.exim.org/show_bug.cgi?id=2173
   patches = [ ./stacksize-detection.patch ];
 
+  preCheck = ''
+    patchShebangs RunGrepTest
+  '';
+
   doCheck = !(with hostPlatform; isCygwin || isFreeBSD) && hostPlatform == buildPlatform;
     # XXX: test failure on Cygwin
     # we are running out of stack on both freeBSDs on Hydra