nixpkgs/pkgs/development/tools/ocaml/cppo/default.nix
2021-01-23 20:30:03 +07:00

66 lines
1.2 KiB
Nix

{ lib, stdenv, fetchurl, fetchFromGitHub, ocaml, findlib, ocamlbuild
, buildDunePackage
}:
let
pname = "cppo";
meta = with lib; {
description = "The C preprocessor for OCaml";
longDescription = ''
Cppo is an equivalent of the C preprocessor targeted at the OCaml language and its variants.
'';
homepage = "https://github.com/ocaml-community/${pname}";
maintainers = [ maintainers.vbgl ];
license = licenses.bsd3;
};
in
if lib.versionAtLeast ocaml.version "4.02" then
buildDunePackage rec {
inherit pname;
version = "1.6.7";
useDune2 = true;
src = fetchurl {
url = "https://github.com/ocaml-community/cppo/releases/download/v${version}/cppo-v${version}.tbz";
sha256 = "17ajdzrnmnyfig3s6hinb56mcmhywbssxhsq32dz0v90dhz3wmfv";
};
doCheck = true;
inherit meta;
}
else
let version = "1.5.0"; in
stdenv.mkDerivation {
name = "${pname}-${version}";
src = fetchFromGitHub {
owner = "mjambon";
repo = pname;
rev = "v${version}";
sha256 = "1xqldjz9risndnabvadw41fdbi5sa2hl4fnqls7j9xfbby1izbg8";
};
buildInputs = [ ocaml findlib ocamlbuild ];
inherit meta;
createFindlibDestdir = true;
makeFlags = [ "PREFIX=$(out)" ];
preBuild = ''
mkdir $out/bin
'';
}