From 6e0a1768786b20a6f8e3a2ba33fc1af40d61ba6f Mon Sep 17 00:00:00 2001
From: Peter Simons <simons@cryp.to>
Date: Tue, 18 Sep 2012 11:57:26 +0200
Subject: [PATCH] haskell-vcs-revision: add version 0.0.1

---
 .../libraries/haskell/vcs-revision/default.nix       | 12 ++++++++++++
 pkgs/top-level/haskell-packages.nix                  |  2 ++
 2 files changed, 14 insertions(+)
 create mode 100644 pkgs/development/libraries/haskell/vcs-revision/default.nix

diff --git a/pkgs/development/libraries/haskell/vcs-revision/default.nix b/pkgs/development/libraries/haskell/vcs-revision/default.nix
new file mode 100644
index 000000000000..a1cd2783931f
--- /dev/null
+++ b/pkgs/development/libraries/haskell/vcs-revision/default.nix
@@ -0,0 +1,12 @@
+{ cabal }:
+
+cabal.mkDerivation (self: {
+  pname = "vcs-revision";
+  version = "0.0.1";
+  sha256 = "1zfv9b02ml8622kz755azhi4ajyxrqniiachd92znfrry4n8z1mn";
+  meta = {
+    description = "Facilities for accessing the version control revision of the current directory";
+    license = self.stdenv.lib.licenses.bsd3;
+    platforms = self.ghc.meta.platforms;
+  };
+})
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 1cecf54c95dd..bffb621c6473 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -1570,6 +1570,8 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
 
   vault = callPackage ../development/libraries/haskell/vault {};
 
+  vcsRevision = callPackage ../development/libraries/haskell/vcs-revision {};
+
   Vec = callPackage ../development/libraries/haskell/Vec {};
 
   vector = callPackage ../development/libraries/haskell/vector {};