From 53bce4da36f7a789929c983d29aebbaf873c7bef Mon Sep 17 00:00:00 2001
From: Vincent Laporte <Vincent.Laporte@gmail.com>
Date: Sat, 29 Aug 2020 06:35:16 +0200
Subject: [PATCH] =?UTF-8?q?ocamlPackages.piqi-ocaml:=200.7.5=20=E2=86=92?=
 =?UTF-8?q?=200.7.7?=
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---
 .../ocaml-modules/piqi-ocaml/default.nix      | 20 +++++++++----------
 1 file changed, 9 insertions(+), 11 deletions(-)

diff --git a/pkgs/development/ocaml-modules/piqi-ocaml/default.nix b/pkgs/development/ocaml-modules/piqi-ocaml/default.nix
index 731a5303ff51..39201d0570b3 100644
--- a/pkgs/development/ocaml-modules/piqi-ocaml/default.nix
+++ b/pkgs/development/ocaml-modules/piqi-ocaml/default.nix
@@ -1,20 +1,18 @@
-{ stdenv, fetchurl, fetchpatch, ocaml, findlib, piqi, camlp4 }:
+{ stdenv, fetchFromGitHub, fetchpatch, ocaml, findlib, piqi, stdlib-shims }:
 
 stdenv.mkDerivation rec {
-  version = "0.7.5";
+  version = "0.7.7";
   pname = "piqi-ocaml";
+  name = "ocaml${ocaml.version}-${pname}-${version}";
 
-  src = fetchurl {
-    url = "https://github.com/alavrik/piqi-ocaml/archive/v${version}.tar.gz";
-    sha256 = "0ngz6y8i98i5v2ma8nk6mc83pdsmf2z0ks7m3xi6clfg3zqbddrv";
+  src = fetchFromGitHub {
+    owner = "alavrik";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "1913jpsb8mvqi8609j4g4sm5jhg50dq0xqxgy8nmvknfryyc89nm";
   };
 
-  patches = [ (fetchpatch {
-    url = "https://github.com/alavrik/piqi-ocaml/commit/336e8fdb84e77f4105e9bbb5ab545b8729101308.patch";
-    sha256 = "071s4xjyr6xx95v6az2lbl2igc87n7z5jqnnbhfq2pidrxakd0la";
-  })];
-
-  buildInputs = [ ocaml findlib piqi camlp4 ];
+  buildInputs = [ ocaml findlib piqi stdlib-shims ];
 
   createFindlibDestdir = true;