From 1f5fa2c80e1e8e2ae2bfa430f7feefad159fbd40 Mon Sep 17 00:00:00 2001 From: Alex Griffin Date: Sat, 12 Oct 2019 13:45:35 -0500 Subject: [PATCH 2/3] gnu: Add ghc-unagi-chan. * gnu/packages/haskell-xyz.scm (ghc-unagi-chan): New variable. --- gnu/packages/haskell-xyz.scm | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/gnu/packages/haskell-xyz.scm b/gnu/packages/haskell-xyz.scm index e134641de4..2b7fb68bb8 100644 --- a/gnu/packages/haskell-xyz.scm +++ b/gnu/packages/haskell-xyz.scm @@ -10628,6 +10628,37 @@ processes. It wraps around the @code{process} library, and intends to improve upon it.") (license license:expat))) +(define-public ghc-unagi-chan + (package + (name "ghc-unagi-chan") + (version "0.4.1.2") + (source + (origin + (method url-fetch) + (uri (string-append "https://hackage.haskell.org/package/unagi-chan" + "/unagi-chan-" version ".tar.gz")) + (sha256 + (base32 + "1lnl5n4jnjmm4chp461glcwkrrw63rjz3fvprwxcy3lkpbkrqvgn")))) + (build-system haskell-build-system) + (inputs + `(("ghc-atomic-primops" ,ghc-atomic-primops) + ("ghc-primitive" ,ghc-primitive))) + (arguments + `(#:tests? #f ; FIXME: Tests can't find Data.Primitive.Addr + #:cabal-revision + ("1" + "09pqi867wskwgc5lpn197f895mbn1174ydgllvcppcsmrz2b6yr6"))) + (home-page "http://hackage.haskell.org/package/unagi-chan") + (synopsis "Fast concurrent queues with a Chan-like API, and more") + (description + "This library provides implementations of concurrent FIFO queues (for +both general boxed and primitive unboxed values) that are fast, perform well +under contention, and offer a Chan-like interface. The library may be of +limited usefulness outside of x86 architectures where the fetch-and-add +instruction is not available.") + (license license:bsd-3))) + (define-public ghc-unbounded-delays (package (name "ghc-unbounded-delays") -- 2.23.0