{ stdenv, fetchFromGitHub }: stdenv.mkDerivation rec { pname = "jitterentropy"; version = "2.2.0"; src = fetchFromGitHub { owner = "smuellerDD"; repo = "jitterentropy-library"; rev = "v${version}"; sha256 = "0n2l1fxr7bynnarpwdjifb2fvlsq8w5wmfh31yk5nrc756cjlgyw"; }; enableParallelBuilding = true; preInstall = '' mkdir -p $out/include substituteInPlace Makefile \ --replace "install -m 0755 -s" \ 'install -m 0755 -s --strip-program $(STRIP)' ''; installFlags = [ "PREFIX=$(out)" ]; meta = { description = "Provides a noise source using the CPU execution timing jitter"; homepage = https://github.com/smuellerDD/jitterentropy-library; license = with stdenv.lib.licenses; [ gpl2 bsd3 ]; platforms = stdenv.lib.platforms.linux; maintainers = with stdenv.lib.maintainers; [ johnazoidberg ]; }; }