{ lib, stdenv, fetchurl, openmp ? null }: stdenv.mkDerivation rec { pname = "bsc"; version = "3.1.0"; src = fetchurl { url = "https://github.com/IlyaGrebnov/libbsc/archive/${version}.tar.gz"; sha256 = "01yhizaf6qjv1plyrx0fcib264maa5qwvgfvvid9rzlzj9fxjib6"; }; enableParallelBuilding = true; buildInputs = lib.optional stdenv.isDarwin openmp; prePatch = '' substituteInPlace makefile \ --replace 'g++' '$(CXX)' ''; preInstall = '' makeFlagsArray+=("PREFIX=$out") ''; meta = with lib; { description = "High performance block-sorting data compression library"; homepage = "http://libbsc.com/"; # Later commits changed the licence to Apache2 (no release yet, though) license = with licenses; [ lgpl3Plus ]; platforms = platforms.unix; }; }