From e9b43adab722bce20978f0d83099b5da0baf2162 Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Sun, 4 Nov 2018 06:49:27 +0000
Subject: [PATCH] ocamlPackages.optint: init at 0.0.2

This library provide one module Optint which internally uses an int if
you are in a x64 architecture or an int32 (boxed value) if you are in a
x86 architecture.

Homepage: https://github.com/mirage/optint
---
 .../ocaml-modules/optint/default.nix          | 28 +++++++++++++++++++
 pkgs/top-level/ocaml-packages.nix             |  2 ++
 2 files changed, 30 insertions(+)
 create mode 100644 pkgs/development/ocaml-modules/optint/default.nix

diff --git a/pkgs/development/ocaml-modules/optint/default.nix b/pkgs/development/ocaml-modules/optint/default.nix
new file mode 100644
index 00000000000..613973200d2
--- /dev/null
+++ b/pkgs/development/ocaml-modules/optint/default.nix
@@ -0,0 +1,28 @@
+{ stdenv, fetchurl, ocaml, findlib, dune }:
+
+if !stdenv.lib.versionAtLeast ocaml.version "4.02"
+then throw "optint is not available for OCaml ${ocaml.version}"
+else
+
+stdenv.mkDerivation rec {
+  version = "0.0.2";
+  name = "ocaml${ocaml.version}-optint-${version}";
+  src = fetchurl {
+    url = "https://github.com/mirage/optint/releases/download/v0.0.2/optint-v0.0.2.tbz";
+    sha256 = "1lmb7nycmkr05y93slqi98i1lcs1w4kcngjzjwz7i230qqjpw9w1";
+  };
+
+  buildInputs = [ ocaml findlib dune ];
+
+  buildPhase = "dune build";
+
+  inherit (dune) installPhase;
+
+  meta = {
+    homepage = "https://github.com/mirage/optint";
+    description = "Abstract type of integer between x64 and x86 architecture";
+    license = stdenv.lib.licenses.mit;
+    maintainers = [ stdenv.lib.maintainers.vbgl ];
+    inherit (ocaml.meta) platforms;
+  };
+}
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index 197051f3c2e..f2c0f16302e 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -557,6 +557,8 @@ let
 
     opti = callPackage ../development/ocaml-modules/opti { };
 
+    optint = callPackage ../development/ocaml-modules/optint { };
+
     otfm = callPackage ../development/ocaml-modules/otfm { };
 
     otr = callPackage ../development/ocaml-modules/otr { };