{ lib, stdenv, fetchurl }: stdenv.mkDerivation rec { pname = "libpipeline"; version = "1.5.7"; src = fetchurl { url = "mirror://savannah/libpipeline/libpipeline-${version}.tar.gz"; sha256 = "sha256-uLRRlJiQIqeewTF/ZKKnWxVRsqVb6gb2dwTLKi5GkLA="; }; patches = lib.optionals stdenv.isDarwin [ ./fix-on-osx.patch ]; meta = with lib; { homepage = "http://libpipeline.nongnu.org"; description = "C library for manipulating pipelines of subprocesses in a flexible and convenient way"; platforms = platforms.unix; license = licenses.gpl3; }; }