core/pkgs/by-name/wi/windows/libgnurx/default.nix

{ lib, stdenv, fetchurl }:

let version = "2.5.1";
in stdenv.mkDerivation rec {
  pname = "libgnurx";
  inherit version;
  src = fetchurl {
    url =
      "mirror://sourceforge/mingw/Other/UserContributed/regex/mingw-regex-${version}/mingw-${pname}-${version}-src.tar.gz";
    sha256 = "0xjxcxgws3bblybw5zsp9a4naz2v5bs1k3mk8dw00ggc0vwbfivi";
  };

  # file looks for libgnurx.a when compiling statically
  postInstall = lib.optionalString stdenv.hostPlatform.isStatic ''
    ln -s $out/lib/libgnurx{.dll.a,.a}
  '';

  meta = { platforms = lib.platforms.windows; };
}