From d29fd527ea311b6c009719f43708b1a06f9b6ae4 Mon Sep 17 00:00:00 2001
From: Weijia Wang <9713184+wegank@users.noreply.github.com>
Date: Thu, 21 Sep 2023 00:22:16 +0200
Subject: [PATCH] heptagon: refactor

---
 .../compilers/heptagon/default.nix            | 28 +++++++++++--------
 1 file changed, 16 insertions(+), 12 deletions(-)

diff --git a/pkgs/development/compilers/heptagon/default.nix b/pkgs/development/compilers/heptagon/default.nix
index e7a9360a6467..7f9c1c849f4a 100644
--- a/pkgs/development/compilers/heptagon/default.nix
+++ b/pkgs/development/compilers/heptagon/default.nix
@@ -5,31 +5,34 @@
 , ocamlPackages
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (finalAttrs: {
   pname = "heptagon";
   version = "1.05.00";
 
   src = fetchFromGitLab {
     domain = "gitlab.inria.fr";
     owner = "synchrone";
-    repo = pname;
-    rev = "v${version}";
-    sha256 = "sha256-b4O48MQT3Neh8a1Z5wRgS701w6XrwpsbSMprlqTT+CE=";
+    repo = "heptagon";
+    rev = "v${finalAttrs.version}";
+    hash = "sha256-b4O48MQT3Neh8a1Z5wRgS701w6XrwpsbSMprlqTT+CE=";
   };
 
-  nativeBuildInputs = [
+  strictDeps = true;
+
+  nativeBuildInputs = with ocamlPackages; [
+    camlp4
+    findlib
     makeWrapper
+    menhir
+    ocaml
+    ocamlbuild
   ];
 
   buildInputs = with ocamlPackages; [
-    ocaml
-    findlib
-    menhir
+    camlp4
+    lablgtk
     menhirLib
     ocamlgraph
-    camlp4
-    ocamlbuild
-    lablgtk
   ];
 
   # the heptagon library in lib/heptagon is not executable
@@ -48,5 +51,6 @@ stdenv.mkDerivation rec {
     license = licenses.gpl3Plus;
     maintainers = with maintainers; [ wegank ];
     mainProgram = "heptc";
+    platforms = platforms.unix;
   };
-}
+})