* gnu/packages/haskell.scm (ghc-async): New variable.
---
gnu/packages/haskell.scm | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index e7476e4..cb2af0a 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -1239,4 +1239,31 @@ lets you set up HTTP connections, transmitting requests
and processing the
responses coming back.")
(license bsd-3)))
+(define-public ghc-async
+ (package
+ (name "ghc-async")
+ (version "2.0.2")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (string-append
+ "http://hackage.haskell.org/package/async/async-";
+ version
+ ".tar.gz"))
+ (sha256
+ (base32
+ "0azx4qk65a9a2gvqsfmz3w89m6shzr2iz0i5lly2zvly4n2d6m6v"))))
+ (build-system haskell-build-system)
+ (arguments `(#:tests? #f)) ; FIXME: testing libraries are missing.
+ (propagated-inputs
+ `(("ghc-stm" ,ghc-stm)))
+ (inputs
+ `(("ghc-hunit" ,ghc-hunit)))
+ (home-page "https://github.com/simonmar/async";)
+ (synopsis "Run IO operations asynchronously and wait for their results")
+ (description "Higher-level interface over threads in Haskell, in which
+Async a is a concurrent thread that will eventually deliver a value of type
+a.")
+ (license bsd-3)))
+
;;; haskell.scm ends here
--
2.6.1
