From 6ff80288afa167d071884cb82e2bb9c2dd1b8aa4 Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Thu, 20 Aug 2020 07:17:40 +0200
Subject: [PATCH] ocamlPackages.camlpdf: also install native libraries

---
 pkgs/development/ocaml-modules/camlpdf/default.nix | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/pkgs/development/ocaml-modules/camlpdf/default.nix b/pkgs/development/ocaml-modules/camlpdf/default.nix
index fa5ffabedad..3c58ff33211 100644
--- a/pkgs/development/ocaml-modules/camlpdf/default.nix
+++ b/pkgs/development/ocaml-modules/camlpdf/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, ocaml, findlib }:
+{ stdenv, fetchFromGitHub, which, ocaml, findlib }:
 
 if !stdenv.lib.versionAtLeast ocaml.version "4.02"
 then throw "camlpdf is not available for OCaml ${ocaml.version}"
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
     sha256 = "1z8h6bjzmlscr6h6kdvzj8kspifb4n9dg7zi54z1cv2qi03kr8dk";
   };
 
-  buildInputs = [ ocaml findlib ];
+  buildInputs = [ which ocaml findlib ];
 
   # Version number in META file is wrong
   patchPhase = ''
@@ -26,7 +26,9 @@ stdenv.mkDerivation rec {
     EOF
   '';
 
-  createFindlibDestdir = true;
+  preInstall = ''
+    mkdir -p $out/lib/ocaml/${ocaml.version}/site-lib/stublibs
+  '';
 
   meta = with stdenv.lib; {
     description = "An OCaml library for reading, writing and modifying PDF files";