ocamlPackages: make lwt-3.0.0 the default

pkgs/development/ocaml-modules/eliom/default.nix

···
 { stdenv, fetchurl, which, ocsigen_server, ocsigen_deriving, ocaml,
-  js_of_ocaml, ocaml_react, ocaml_lwt, calendar, cryptokit, tyxml,
+  js_of_ocaml, ocaml_react, lwt, calendar, cryptokit, tyxml,
   ipaddr, ocamlnet, ocaml_ssl, ocaml_pcre, ocaml_optcomp,
   reactivedata, opam, ppx_tools, ppx_deriving, findlib
 , ocamlbuild
···
 
   buildInputs = [ ocaml which findlib ocamlbuild ocaml_optcomp opam ppx_tools ];
 
-  propagatedBuildInputs = [ ocaml_lwt reactivedata tyxml ipaddr ocsigen_server ppx_deriving
+  propagatedBuildInputs = [ lwt reactivedata tyxml ipaddr ocsigen_server ppx_deriving
                             ocsigen_deriving js_of_ocaml
                             calendar cryptokit ocamlnet ocaml_react ocaml_ssl ocaml_pcre ];
 

pkgs/development/ocaml-modules/lambda-term/1.6.nix

···
-{ stdenv, fetchurl, libev, ocaml, findlib, ocamlbuild, ocaml_lwt, ocaml_react, zed, camlp4 }:
+{ stdenv, fetchurl, libev, ocaml, findlib, ocamlbuild, lwt, ocaml_react, zed, camlp4 }:
 
 stdenv.mkDerivation rec {
   version = "1.6";
···
     sha256 = "1rhfixdgpylxznf6sa9wr31wb4pjzpfn5mxhxqpbchmpl2afwa09";
   };
 
-  buildInputs = [ libev ocaml findlib ocamlbuild ocaml_lwt ocaml_react ];
+  buildInputs = [ libev ocaml findlib ocamlbuild lwt ocaml_react ];
 
   propagatedBuildInputs = [ camlp4 zed ];
 

pkgs/development/ocaml-modules/ocsigen-server/default.nix

···
 {stdenv, fetchurl, ocaml, findlib, which, ocaml_react, ocaml_ssl,
-ocaml_lwt, ocamlnet, ocaml_pcre, cryptokit, tyxml, ipaddr, zlib,
+lwt, ocamlnet, ocaml_pcre, cryptokit, tyxml, ipaddr, zlib,
 libev, openssl, ocaml_sqlite3, tree, uutf, makeWrapper, camlp4
 , pgocaml
 }:
···
     sha256 = "1v44qv2ixd7i1qinyhlzzqiffawsdl7xhhh6ysd7lf93kh46d5sy";
   };
 
-  buildInputs = [ocaml which findlib ocaml_react ocaml_ssl ocaml_lwt
+  buildInputs = [ocaml which findlib ocaml_react ocaml_ssl lwt
   ocamlnet ocaml_pcre cryptokit tyxml ipaddr zlib libev openssl
   ocaml_sqlite3 tree uutf makeWrapper camlp4 pgocaml ];
 
···
   ''
   rm -rf $out/var/run
   wrapProgram $out/bin/ocsigenserver \
-    --prefix CAML_LD_LIBRARY_PATH : "${mkpath ocaml_ssl "ssl"}:${mkpath ocaml_lwt "lwt"}:${mkpath ocamlnet "netsys"}:${mkpath ocamlnet "netstring"}:${mkpath ocaml_pcre "pcre"}:${mkpath cryptokit "cryptokit"}:${mkpath ocaml_sqlite3 "sqlite3"}"
+    --prefix CAML_LD_LIBRARY_PATH : "${mkpath ocaml_ssl "ssl"}:${mkpath lwt "lwt"}:${mkpath ocamlnet "netsys"}:${mkpath ocamlnet "netstring"}:${mkpath ocaml_pcre "pcre"}:${mkpath cryptokit "cryptokit"}:${mkpath ocaml_sqlite3 "sqlite3"}"
   '';
 
   dontPatchShebangs = true;

pkgs/development/tools/ocaml/js_of_ocaml/default.nix

···
-{ stdenv, fetchurl, ocaml, findlib, ocaml_lwt, menhir, ocsigen_deriving, ppx_deriving, camlp4, ocamlbuild
+{ stdenv, fetchurl, ocaml, findlib, lwt, menhir, ocsigen_deriving, ppx_deriving, camlp4, ocamlbuild
 , cmdliner, tyxml, reactivedata, cppo, which, base64, uchar, yojson
 }:
 
···
   buildInputs = [ ocaml findlib menhir ocsigen_deriving ocamlbuild
                  cmdliner reactivedata cppo which base64 ]
   ++ stdenv.lib.optionals (stdenv.lib.versionAtLeast ocaml.version "4.02") [ yojson tyxml ];
-  propagatedBuildInputs = [ ocaml_lwt camlp4 ppx_deriving ]
+  propagatedBuildInputs = [ lwt camlp4 ppx_deriving ]
   ++ stdenv.lib.optional (version == "2.8.4") uchar;
 
   patches = [ ./Makefile.conf.diff ];

pkgs/top-level/ocaml-packages.nix

···
     cmdliner_1_0 = callPackage ../development/ocaml-modules/cmdliner/1.0.nix { };
 
     cohttp_p4 = callPackage ../development/ocaml-modules/cohttp/0.19.3.nix {
-      lwt = ocaml_lwt;
+      lwt = lwt2;
     };
 
     cohttp =
···
       else cohttp_p4;
 
     conduit_p4 = callPackage ../development/ocaml-modules/conduit/0.10.0.nix {
-       lwt = ocaml_lwt;
+       lwt = lwt2;
     };
 
     conduit =
···
 
     eff = callPackage ../development/interpreters/eff { };
 
-    eliom = callPackage ../development/ocaml-modules/eliom { };
+    eliom = callPackage ../development/ocaml-modules/eliom { lwt = lwt2; };
 
     enumerate = callPackage ../development/ocaml-modules/enumerate { };
 
···
       pcre = ocaml_pcre;
     };
 
-    js_of_ocaml = callPackage ../development/tools/ocaml/js_of_ocaml { };
+    js_of_ocaml = callPackage ../development/tools/ocaml/js_of_ocaml { lwt = lwt2; };
 
     jsonm = callPackage ../development/ocaml-modules/jsonm { };
 
···
       gtkmathview = callPackage ../development/libraries/gtkmathview { };
     };
 
-    lambdaTerm-1_6 = callPackage ../development/ocaml-modules/lambda-term/1.6.nix { };
+    lambdaTerm-1_6 = callPackage ../development/ocaml-modules/lambda-term/1.6.nix { lwt = lwt2; };
     lambdaTerm =
       if lib.versionOlder "4.02" ocaml.version
       then callPackage ../development/ocaml-modules/lambda-term { }
···
       lwt = ocaml_lwt;
     };
 
+    lwt2 = callPackage ../development/ocaml-modules/lwt { };
+
     lwt3 = if lib.versionOlder "4.02" ocaml.version
       then callPackage ../development/ocaml-modules/lwt {
         version = "3.0.0";
       }
       else throw "lwt3 is not available for OCaml ${ocaml.version}";
+
+    ocaml_lwt = if lib.versionOlder "4.02" ocaml.version then lwt3 else lwt2;
 
     lwt_react = callPackage ../development/ocaml-modules/lwt_react {
       lwt = lwt3;
···
 
     magick = callPackage ../development/ocaml-modules/magick { };
 
-    markup = callPackage ../development/ocaml-modules/markup { lwt = ocaml_lwt; };
+    markup = callPackage ../development/ocaml-modules/markup { lwt = lwt2; };
 
     menhir = callPackage ../development/ocaml-modules/menhir { };
 
···
 
     ocamlify = callPackage ../development/tools/ocaml/ocamlify { };
 
-    ocaml_lwt = callPackage ../development/ocaml-modules/lwt { };
-
     ocaml-migrate-parsetree = callPackage ../development/ocaml-modules/ocaml-migrate-parsetree { };
 
     ocamlmod = callPackage ../development/tools/ocaml/ocamlmod { };
···
 
     ocplib-simplex = callPackage ../development/ocaml-modules/ocplib-simplex { };
 
-    ocsigen_server = callPackage ../development/ocaml-modules/ocsigen-server { };
+    ocsigen_server = callPackage ../development/ocaml-modules/ocsigen-server { lwt = lwt2; };
 
     ocsigen-start = callPackage ../development/ocaml-modules/ocsigen-start { };