From 3bedb421f81d6ebe5245df8a1326517b19271e2b Mon Sep 17 00:00:00 2001
From: Ian Lynagh <igloo@earth.li>
Date: Wed, 27 Aug 2008 18:07:02 +0000
Subject: Add a manual Cabal flag to control the ghc-paths dependency

---
 haddock.cabal | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/haddock.cabal b/haddock.cabal
index 31a4ef06..985a2a2b 100644
--- a/haddock.cabal
+++ b/haddock.cabal
@@ -57,20 +57,25 @@ data-files:
 	html/minus.gif
 	html/plus.gif
 
-
+flag ghc-paths
+  description: Should we use ghc-paths to find GHC? This is always enabled, except when building in a GHC tree.
+  default: True
+  manual: True
 
 executable haddock
   build-depends:
     base,
     haskell98,
     ghc >= 6.8.2 && <= 6.9,
-    ghc-paths,
     filepath,
     directory,
     pretty,
     containers,
     array
 
+  if flag(ghc-paths)
+    build-depends: ghc-paths
+
   if impl(ghc >= 6.9)
     build-depends: Cabal >= 1.5
 
-- 
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