Script started on Wed Oct 17 10:55:12 2007
% ls
_tags  hello.ml  hw.mllib  main.ml  myocamlbuild.ml  world.ml
% cat _tags
<main.*>: use_hw
% cat hello.ml
let hello () = Printf.printf "hello "
% cat world.ml
let world () = Printf.printf "world!\n"
% cat main.ml
let () = Hello.hello (); World.world ()
% cat myocamlbuild.ml
open Ocamlbuild_plugin;;
open Command;;
dispatch begin
  function After_rules ->
    flag ["ocaml"; "use_hw"; "link"; "byte"] (P "hw.cma");
    flag ["ocaml"; "use_hw"; "link"; "native"] (P "hw.cmxa");
    dep ["ocaml"; "use_hw"; "link"; "byte"] ["hw.cma"];
    dep ["ocaml"; "use_hw"; "link"; "native"] ["hw.cmxa"]
    | _ -> ()
end
% ocamlbuild -classic-display main.byte
ocamlopt.opt -I +ocamlbuild unix.cmxa ocamlbuildlib.cmxa myocamlbuild.ml ocamlbuild.cmx -o myocamlbuild
ocamldep.opt -modules main.ml > main.ml.depends
ocamldep.opt -modules hello.ml > hello.ml.depends
ocamldep.opt -modules world.ml > world.ml.depends
ocamlc.opt -c -o hello.cmo hello.ml
ocamlc.opt -c -o world.cmo world.ml
ocamlc.opt -c -o main.cmo main.ml
ocamlc.opt -a hello.cmo world.cmo -o hw.cma
ocamlc.opt hw.cma hello.cmo world.cmo main.cmo hw.cma -o main.byte
% ocamlbuild -classic-display main.native
ocamlopt.opt -c -o hello.cmx hello.ml
ocamlopt.opt -c -o world.cmx world.ml
ocamlopt.opt -c -o main.cmx main.ml
ocamlopt.opt -a hello.cmx world.cmx -o hw.cmxa
ocamlopt.opt hw.cmxa hello.cmx world.cmx main.cmx hw.cmxa -o main.native
+ ocamlopt.opt hw.cmxa hello.cmx world.cmx main.cmx hw.cmxa -o main.native
<lots of link errors...>
collect2: ld returned 1 exit status
Error during linking
Command exited with code 2.
% 

Script done on Wed Oct 17 10:56:29 2007