ocamlPackages.labltk: fix evaluation with OCaml < 4.04

6 years ago · b5f580fa2e
parent 5e786dedc1
commit b5f580fa2e
1 changed files with 4 additions and 0 deletions
--- a/pkgs/development/ocaml-modules/labltk/default.nix
+++ b/pkgs/development/ocaml-modules/labltk/default.nix
@ -1,5 +1,9 @@
 { stdenv, fetchurl, ocaml, findlib, tcl, tk }:

+if !stdenv.lib.versionAtLeast ocaml.version "4.04"
+then throw "labltk is not available for OCaml ${ocaml.version}"
+else
+
 let param = {
  "4.04" = {
    version = "8.06.2";