172/177: gnu: ghc-directory: Add note.

[Ricardo Wurmus]

rekado pushed a commit to branch master
in repository guix.

commit 67e86e58e0ffc4bc17c8f2ea978ba68ed82e5396
Author: Ricardo Wurmus <address@hidden>
Date:   Tue Feb 13 12:33:11 2018 +0100

    gnu: ghc-directory: Add note.
    
    * gnu/packages/haskell.scm (ghc-directory): Add comment not to use this
    package as an input.
---
 gnu/packages/haskell.scm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index 827ae75..4b96121 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -6594,6 +6594,7 @@ Colours can be blended and composed.  Various colour 
spaces are
 supported.  A module of colour names (\"Data.Colour.Names\") is provided.")
   (license license:expat)))
 
+;; Do not use this as an input.  It is part of GHC.
 (define-public ghc-directory
   (package
     (name "ghc-directory")