nixpkgs/pkgs/development/ocaml-modules/react/default.nix

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{stdenv, fetchurl, ocaml}:
let
ocaml_version = (builtins.parseDrvName ocaml.name).version;
version = "0.9.2";
in
stdenv.mkDerivation {
name = "ocaml-react-${version}";
src = fetchurl {
url = "http://erratique.ch/software/react/releases/react-${version}.tbz";
sha256 = "0fiaxzfxv8pc82d31jz85zryz06k84is0l3sn5g0di5mpc5falxr";
};
buildInputs = [ocaml];
buildCommand = ''
export INSTALLDIR=$out/lib/ocaml/${ocaml_version}/site-lib/react
tar xjf $src
cd react-*
substituteInPlace src/META --replace '+react' $INSTALLDIR
chmod +x build
./build
./build install
'';
meta = {
homepage = http://erratique.ch/software/react;
description = "Applicative events and signals for OCaml";
license = "BSD";
platforms = ocaml.meta.platforms;
maintainers = [
stdenv.lib.maintainers.z77z
];
};
}