aoc2020/default.nix

34 lines
787 B
Nix

with import <nixpkgs> {};
let
ocamlPackages = pkgs.recurseIntoAttrs pkgs.ocamlPackages_latest;
ocamlVersion = (builtins.parseDrvName ocamlPackages.ocaml.name).version;
findlibSiteLib = "${ocamlPackages.findlib}/lib/ocaml/${ocamlVersion}/site-lib";
ocamlInit = pkgs.writeText "ocamlinit" ''
let () =
try Topdirs.dir_directory "${findlibSiteLib}"
with Not_found -> ()
;;
#use "topfind";;
#thread;;
#require "core";;
#require "core.syntax";;
'';
in
stdenv.mkDerivation rec {
name = "rwo-shell";
src = null;
buildInputs = with ocamlPackages;
[ ocaml
core
core_extended
findlib
utop
dune
];
shellHook = ''
alias utop="utop -init ${ocamlInit}"
alias ocaml="ocaml -init ${ocamlInit}"
'';
}