From a39f3936a9eea02e4beb38680da42cf0fe37828f Mon Sep 17 00:00:00 2001
From: Federico Beffa <beffa@fbengineering.ch>
Date: Fri, 27 Mar 2015 14:49:39 +0100
Subject: [PATCH] gnu: Add ghc-stm.
* gnu/packages/haskell.scm (ghc-stm): New variable.
---
gnu/packages/haskell.scm | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index ac55d9245ca..0c86d508c6f 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -306,4 +306,26 @@ (define-public ghc-zlib
access to the full zlib feature set.")
(license bsd-3)))
+(define-public ghc-stm
+ (package
+ (name "ghc-stm")
+ (version "2.4.4")
+ (outputs '("out" "doc"))
+ (source
+ (origin
+ (method url-fetch)
+ (uri (string-append
+ "http://hackage.haskell.org/package/stm/stm-"
+ version
+ ".tar.gz"))
+ (sha256
+ (base32
+ "0gc8zvdijp3rwmidkpxv76b4i0dc8dw6nbd92rxl4vxl0655iysx"))))
+ (build-system haskell-build-system)
+ (home-page "http://hackage.haskell.org/package/stm")
+ (synopsis "Software Transactional Memory")
+ (description
+ "A modular composable concurrency abstraction.")
+ (license bsd-3)))
+
;;; haskell.scm ends here
--
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