From ed864ff8c38d1e594176931b19b73ff5dbf02516 Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Mon, 5 Sep 2011 19:31:42 +0000
Subject: [PATCH] haskell-happy: fixed build of version 1.18.4
svn path=/nixpkgs/trunk/; revision=29039
---
pkgs/development/tools/parsing/happy/1.18.4.nix | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/pkgs/development/tools/parsing/happy/1.18.4.nix b/pkgs/development/tools/parsing/happy/1.18.4.nix
index 5b52d222f37..cc5c60a3d43 100644
--- a/pkgs/development/tools/parsing/happy/1.18.4.nix
+++ b/pkgs/development/tools/parsing/happy/1.18.4.nix
@@ -1,4 +1,4 @@
-{ cabal, mtl }:
+{ cabal, mtl, perl }:
cabal.mkDerivation (self: {
pname = "happy";
@@ -7,6 +7,7 @@ cabal.mkDerivation (self: {
isLibrary = false;
isExecutable = true;
buildDepends = [ mtl ];
+ buildTools = [ perl ];
meta = {
homepage = "http://www.haskell.org/happy/";
description = "Happy is a parser generator for Haskell";