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nixpkgs/pkgs/development/ocaml-modules/num/default.nix

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{ stdenv, lib, fetchFromGitHub, fetchpatch, ocaml, findlib, withStatic ? false }:
stdenv.mkDerivation rec {
version = "1.1";
name = "ocaml${ocaml.version}-num-${version}";
src = fetchFromGitHub {
owner = "ocaml";
repo = "num";
rev = "v${version}";
sha256 = "0a4mhxgs5hi81d227aygjx35696314swas0vzy3ig809jb7zq4h0";
};
patches = [ (fetchpatch {
url = "https://github.com/ocaml/num/commit/6d4c6d476c061298e6385e8a0864f083194b9307.patch";
sha256 = "18zlvb5n327q8y3c52js5dvyy29ssld1l53jqng8m9w1k24ypi0b";
})
] ++ lib.optional withStatic ./enable-static.patch;
nativeBuildInputs = [ ocaml findlib ];
buildInputs = [ ocaml findlib ];
createFindlibDestdir = true;
meta = {
description = "Legacy Num library for arbitrary-precision integer and rational arithmetic";
license = lib.licenses.lgpl21;
inherit (ocaml.meta) platforms;
inherit (src.meta) homepage;
};
}