ocamlPackages.mariadb: fix for OCaml 5.0

{ lib, fetchurl, stdenv

, ocaml, findlib, ocamlbuild

, fetchpatch

, ocaml, findlib, ocamlbuild, camlp-streams

, ctypes, mariadb, libmysqlclient }:

lib.throwIfNot (lib.versionAtLeast ocaml.version "4.07")

    sha256 = "sha256-3/C1Gz6luUzS7oaudLlDHMT6JB2v5OdbLVzJhtayHGM=";

  };

  patches = fetchpatch {

    url = "https://github.com/andrenth/ocaml-mariadb/commit/9db2e4d8dec7c584213d0e0f03d079a36a35d9d5.patch";

    hash = "sha256-heROtU02cYBJ5edIHMdYP1xNXcLv8h79GYGBuudJhgE=";

  };

  postPatch = ''

    substituteInPlace setup.ml --replace '#use "topfind"' \

      '#directory "${findlib}/lib/ocaml/${ocaml.version}/site-lib/";; #use "topfind"'

  '';

  nativeBuildInputs = [ ocaml findlib ocamlbuild ];

  buildInputs = [ mariadb libmysqlclient ];

  buildInputs = [ mariadb libmysqlclient camlp-streams ocamlbuild ];

  propagatedBuildInputs = [ ctypes ];

  strictDeps = true;