From ad80074ab0e04c4f955b195ee017f25eec0efc1c Mon Sep 17 00:00:00 2001 From: John Soo Date: Sun, 7 Jul 2019 17:40:12 -0700 Subject: gnu: Add ghc-storable-record. * gnu/packages/haskell-xyz.scm (ghc-storable-record): New variable. Signed-off-by: Timothy Sample --- gnu/packages/haskell-xyz.scm | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/gnu/packages/haskell-xyz.scm b/gnu/packages/haskell-xyz.scm index 1130e160c2..72b9c2518c 100644 --- a/gnu/packages/haskell-xyz.scm +++ b/gnu/packages/haskell-xyz.scm @@ -9385,6 +9385,38 @@ Storable instance for Complex which is binary compatible with C99, C++ and Fortran complex data types.") (license license:bsd-3))) +(define-public ghc-storable-record + (package + (name "ghc-storable-record") + (version "0.0.4") + (source + (origin + (method url-fetch) + (uri + (string-append + "https://hackage.haskell.org/package/storable-record/" + "storable-record-" version ".tar.gz")) + (sha256 + (base32 + "0hjs1km0fc9ch0i1rbycxia5w3939hk4p4md73ikgg4aipqb5zyf")))) + (build-system haskell-build-system) + (inputs + `(("ghc-semigroups" ,ghc-semigroups) + ("ghc-utility-ht" ,ghc-utility-ht) + ("ghc-storablevector" ,ghc-storablevector) + ("ghc-timeit" ,ghc-timeit))) + (home-page "https://hackage.haskell.org/package/storable-record") + (synopsis "Elegant definition of Storable instances for records") + (description "With this package you can build a Storable instance of +a record type from Storable instances of its elements in an elegant way. +It does not do any magic, just a bit arithmetic to compute the right +offsets, that would be otherwise done manually or by a preprocessor like +C2HS. There is no guarantee that the generated memory layout is +compatible with that of a corresponding C struct. However, the module +generates the smallest layout that is possible with respect to the +alignment of the record elements.") + (license license:bsd-3))) + (define-public ghc-storablevector (package (name "ghc-storablevector") -- cgit v1.2.3