1 files changed, 40 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/ocaml-modules/coin/default.nix b/nixpkgs/pkgs/development/ocaml-modules/coin/default.nix
new file mode 100644
index 000000000000..f2e0919bdee4
--- /dev/null
+++ b/nixpkgs/pkgs/development/ocaml-modules/coin/default.nix
@@ -0,0 +1,40 @@
+{ buildDunePackage
+, fetchzip
+, findlib
+, lib
+, menhir
+, ocaml
+, re
+}:
+
+buildDunePackage rec {
+  pname = "coin";
+  version = "0.1.3";
+  minimalOCamlVersion = "4.03";
+
+  src = fetchzip {
+    url = "https://github.com/mirage/coin/releases/download/v${version}/coin-v${version}.tbz";
+    sha256 = "06bfidvglyp9hzvr2xwbdx8wf26is2xrzc31fldzjf5ab0vd076p";
+  };
+
+  postPatch = ''
+    substituteInPlace src/dune --replace 'ocaml} ' \
+      'ocaml} -I ${findlib}/lib/ocaml/${ocaml.version}/site-lib '
+  '';
+
+  useDune2 = true;
+
+  nativeBuildInputs = [ menhir findlib ];
+  buildInputs = [ re ];
+
+  strictDeps = true;
+
+  doCheck = true;
+
+  meta = {
+    description = "A library to normalize an KOI8-{U,R} input to Unicode";
+    license = lib.licenses.mit;
+    homepage = "https://github.com/mirage/coin";
+    maintainers = with lib.maintainers; [ ];
+  };
+}