From 131e9f59e825aa3f1100619191a64d1e147ec263 Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Mon, 9 Jul 2018 17:15:33 +0000
Subject: [PATCH] ocamlPackages.ppx_tools_versioned: remove spurious dependency
 to camlp4

---
 .../ocaml-modules/ppx_tools_versioned/default.nix      | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/pkgs/development/ocaml-modules/ppx_tools_versioned/default.nix b/pkgs/development/ocaml-modules/ppx_tools_versioned/default.nix
index 5d27dc35396c..363b774aaeba 100644
--- a/pkgs/development/ocaml-modules/ppx_tools_versioned/default.nix
+++ b/pkgs/development/ocaml-modules/ppx_tools_versioned/default.nix
@@ -1,11 +1,9 @@
-{ stdenv, buildOcaml, fetchFromGitHub, ocaml-migrate-parsetree }:
+{ stdenv, fetchFromGitHub, ocaml, findlib, ocaml-migrate-parsetree }:
 
-buildOcaml rec {
-  name = "ppx_tools_versioned";
+stdenv.mkDerivation rec {
+  name = "ocaml${ocaml.version}-ppx_tools_versioned-${version}";
   version = "5.1";
 
-  minimumSupportedOcamlVersion = "4.02";
-
   src = fetchFromGitHub {
     owner = "let-def";
     repo = "ppx_tools_versioned";
@@ -13,6 +11,8 @@ buildOcaml rec {
     sha256 = "1c7kvca67qpyr4hiy492yik5x31lmkhyhy5wpl0l0fbx7fr7l624";
   };
 
+  buildInputs = [ ocaml findlib ];
+
   propagatedBuildInputs = [ ocaml-migrate-parsetree ];
 
   createFindlibDestdir = true;