diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm index 02ab82faca..935ee441bd 100644 --- a/gnu/packages/haskell.scm +++ b/gnu/packages/haskell.scm @@ -917,6 +917,35 @@ the paper \"Splittable Pseudorandom Number Generators Using Cryptographic Hashing\" by Claessen, Pałka for details and the rationale of the design.") (license bsd-3))) +(define-public ghc-transformers-base + (package + (name "ghc-transformers-base") + (version "0.4.4") + (source + (origin + (method url-fetch) + (uri (string-append + "http://hackage.haskell.org/package/transformers-base/transformers-base-" + version + ".tar.gz")) + (sha256 + (base32 + "11r3slgpgpra6zi2kjg3g60gvv17b1fh6qxipcpk8n86qx7lk8va")))) + (build-system haskell-build-system) + (propagated-inputs + `(("ghc-stm" ,ghc-stm))) + (inputs + `(("ghc-transformers-compat" ,ghc-transformers-compat))) + (home-page + "http://hackage.haskell.org/package/transformers-compat") + (synopsis + "Backported transformer library") + (description + "Backported versions of types that were added to transformers in +transformers 0.3 and 0.4 for users who need strict transformers 0.2 or 0.3 +compatibility to run on old versions of the platform.") + (license bsd-3))) + (define-public ghc-transformers-compat (package (name "ghc-transformers-compat")