From 81384e0f0c89c1fa04ede7cd09daf4e08071d31d Mon Sep 17 00:00:00 2001
From: Alexander Bantyev <balsoft75@gmail.com>
Date: Wed, 20 Nov 2019 14:32:19 +0300
Subject: [PATCH] ocaml: num: add ability to link statically

---
 pkgs/development/ocaml-modules/num/default.nix       | 5 ++---
 pkgs/development/ocaml-modules/ppx_tools/default.nix | 2 +-
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/pkgs/development/ocaml-modules/num/default.nix b/pkgs/development/ocaml-modules/num/default.nix
index d278a17f8d5..022b7af9629 100644
--- a/pkgs/development/ocaml-modules/num/default.nix
+++ b/pkgs/development/ocaml-modules/num/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, fetchpatch, ocaml, findlib }:
+{ stdenv, lib, fetchFromGitHub, fetchpatch, ocaml, findlib, withStatic ? false }:
 
 stdenv.mkDerivation rec {
 	version = "1.1";
@@ -14,8 +14,7 @@ stdenv.mkDerivation rec {
 			url = "https://github.com/ocaml/num/commit/6d4c6d476c061298e6385e8a0864f083194b9307.patch";
 			sha256 = "18zlvb5n327q8y3c52js5dvyy29ssld1l53jqng8m9w1k24ypi0b";
 		})
-    ./enable-static.patch
-	];
+	] ++ lib.optional withStatic ./enable-static.patch;
 
 	nativeBuildInputs = [ ocaml findlib ];
   buildInputs = [ ocaml findlib ];
diff --git a/pkgs/development/ocaml-modules/ppx_tools/default.nix b/pkgs/development/ocaml-modules/ppx_tools/default.nix
index dab8149ccfa..984906342bc 100644
--- a/pkgs/development/ocaml-modules/ppx_tools/default.nix
+++ b/pkgs/development/ocaml-modules/ppx_tools/default.nix
@@ -38,7 +38,7 @@ in
     };
 
     nativeBuildInputs = [ ocaml findlib ];
-    buildInputs = [ findlib ];
+    buildInputs = [ ocaml findlib ];
 
     createFindlibDestdir = true;