From 474c6e9ab033d605ec753ecb9041e3953778002f Mon Sep 17 00:00:00 2001
From: Daniel Gröber <dxld@darkboxed.org>
Date: Mon, 11 Jan 2016 12:16:42 +0100
Subject: Add `cabal` as a build-tool for Nix

---
 Setup.hs           | 4 +++-
 cabal-helper.cabal | 1 +
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/Setup.hs b/Setup.hs
index ecb7539..e07b084 100644
--- a/Setup.hs
+++ b/Setup.hs
@@ -6,6 +6,7 @@ import Distribution.Simple.Install
 import Distribution.Simple.Register
 import Distribution.Simple.InstallDirs as ID
 import Distribution.Simple.LocalBuildInfo
+import Distribution.Simple.Program
 import Distribution.PackageDescription
 
 import Control.Applicative
@@ -17,7 +18,8 @@ import System.FilePath
 main :: IO ()
 main = defaultMainWithHooks $ simpleUserHooks {
          instHook = inst,
-         copyHook = copy
+         copyHook = copy,
+         hookedPrograms = [ simpleProgram "cabal" ]
        }
 
 -- mostly copypasta from 'defaultInstallHook'
diff --git a/cabal-helper.cabal b/cabal-helper.cabal
index ac5f55d..b25a62c 100644
--- a/cabal-helper.cabal
+++ b/cabal-helper.cabal
@@ -89,6 +89,7 @@ Test-Suite spec
   Main-Is:             Spec.hs
   Hs-Source-Dirs:      tests, .
   GHC-Options:         -Wall
+  Build-Tools:         cabal
   Build-Depends:       base >= 4.5 && < 5
                      , cabal-helper
                      , extra
-- 
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