utop/myocamlbuild.ml

93 lines
4.0 KiB
OCaml

(*
* myocamlbuild.ml
* ---------------
* Copyright : (c) 2011, Jeremie Dimino <jeremie@dimino.org>
* Licence : BSD3
*
* This file is a part of utop.
*)
(* OASIS_START *)
(* OASIS_STOP *)
let () =
dispatch
(fun hook ->
dispatch_default hook;
match hook with
| Before_options ->
Options.make_links := false
| After_rules ->
(* Copy tags from *.byte to *.top *)
tag_file
"src/top/uTop_top.top"
(List.filter
(* Remove the "file:..." tag and syntax extensions. *)
(fun tag -> not (String.is_prefix "file:" tag) && not (String.is_suffix tag ".syntax"))
(Tags.elements (tags_of_pathname "src/top/uTop_top.byte")));
(* Use -linkpkg for creating toplevels *)
flag ["ocaml"; "link"; "toplevel"] & A"-linkpkg";
(* Optcomp *)
flag ["ocaml"; "compile"; "pa_optcomp"] & S[A"-ppopt"; A "syntax/pa_optcomp.cmo"];
flag ["ocaml"; "ocamldep"; "pa_optcomp"] & S[A"-ppopt"; A "syntax/pa_optcomp.cmo"];
flag ["ocaml"; "doc"; "pa_optcomp"] & S[A"-ppopt"; A "syntax/pa_optcomp.cmo"];
dep ["ocaml"; "ocamldep"; "pa_optcomp"] ["syntax/pa_optcomp.cmo"];
let env = BaseEnvLight.load () in
let path = BaseEnvLight.var_get "compiler_libs" env in
let stdlib = BaseEnvLight.var_get "standard_library" env in
(* Add directories for compiler-libraries: *)
let paths = List.filter Sys.file_exists [path; path / "typing"; path / "parsing"; path / "utils"] in
let paths = List.map (fun path -> S [A "-I"; A path]) paths in
flag ["ocaml"; "compile"; "use_compiler_libs"] & S paths;
flag ["ocaml"; "ocamldep"; "use_compiler_libs"] & S paths;
flag ["ocaml"; "doc"; "use_compiler_libs"] & S paths;
(* Expunge compiler modules *)
rule "toplevel expunge"
~dep:"%.top"
~prod:"%.byte"
(fun env _ ->
(* Build the list of explicit dependencies. *)
let packages =
Tags.fold
(fun tag packages ->
if String.is_prefix "pkg_" tag && not (String.is_suffix tag ".syntax") then
String.after tag 4 :: packages
else
packages)
(tags_of_pathname (env "%.byte"))
[]
in
(* Build the list of dependencies. *)
let deps = Findlib.topological_closure (List.rev_map Findlib.query packages) in
(* Build the set of locations of dependencies. *)
let locs = List.fold_left (fun set pkg -> StringSet.add pkg.Findlib.location set) StringSet.empty deps in
(* Directories to search for .cmi: *)
let directories = StringSet.add stdlib (StringSet.add (stdlib / "threads") locs) in
(* Construct the set of modules to keep by listing
.cmi files: *)
let modules =
StringSet.fold
(fun directory set ->
List.fold_left
(fun set fname ->
if Pathname.check_extension fname "cmi" then
StringSet.add (module_name_of_pathname fname) set
else
set)
set
(Array.to_list (Pathname.readdir directory)))
directories StringSet.empty
in
Cmd (S [A (stdlib / "expunge");
A (env "%.top");
A (env "%.byte");
A "UTop"; A "UTop_private"; S(List.map (fun x -> A x) (StringSet.elements modules))]))
| _ ->
())