119 lines
4.4 KiB
OCaml
119 lines
4.4 KiB
OCaml
open Import
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open Build.O
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open! No_io
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module SC = Super_context
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let build_cm sctx ?sandbox ~dynlink ~flags ~cm_kind ~(dep_graph:Ocamldep.dep_graph)
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~requires ~(modules : Module.t String_map.t) ~dir ~alias_module (m : Module.t) =
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let ctx = SC.context sctx in
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Option.iter (Mode.of_cm_kind cm_kind |> Context.compiler ctx) ~f:(fun compiler ->
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Option.iter (Module.cm_source ~dir m cm_kind) ~f:(fun src ->
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let ml_kind = Cm_kind.source cm_kind in
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let dst = Module.cm_file m ~dir cm_kind in
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let extra_args, extra_deps, extra_targets =
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match cm_kind, m.intf with
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(* If there is no mli, [ocamlY -c file.ml] produces both the
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.cmY and .cmi. We choose to use ocamlc to produce the cmi
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and to produce the cmx we have to wait to avoid race
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conditions. *)
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| Cmo, None -> [], [], [Module.cm_file m ~dir Cmi]
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| Cmx, None ->
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(* Change [-intf-suffix] so that the compiler thinks the
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cmi exists and reads it instead of re-creating it, which
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could create a race condition. *)
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([ "-intf-suffix"
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; Filename.extension m.impl.name
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],
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[Module.cm_file m ~dir Cmi], [])
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| Cmi, None -> assert false
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| Cmi, Some _ -> [], [], []
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(* We need the .cmi to build either the .cmo or .cmx *)
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| (Cmo | Cmx), Some _ -> [], [Module.cm_file m ~dir Cmi], []
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in
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let extra_targets =
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match cm_kind with
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| Cmx -> Path.relative dir (m.obj_name ^ ctx.ext_obj) :: extra_targets
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| Cmi | Cmo -> extra_targets
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in
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let dep_graph = Ml_kind.Dict.get dep_graph ml_kind in
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let other_cm_files =
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Build.dyn_paths
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(dep_graph >>^ (fun dep_graph ->
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let deps =
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List.map (Utils.find_deps ~dir dep_graph m.name)
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~f:(Utils.find_module ~dir modules)
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in
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List.concat_map
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deps
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~f:(fun m ->
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match cm_kind with
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| Cmi | Cmo -> [Module.cm_file m ~dir Cmi]
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| Cmx -> [Module.cm_file m ~dir Cmi; Module.cm_file m ~dir Cmx])))
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in
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let extra_targets, cmt_args =
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match cm_kind with
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| Cmx -> (extra_targets, Arg_spec.S [])
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| Cmi | Cmo ->
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let fn = Option.value_exn (Module.cmt_file m ~dir ml_kind) in
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(fn :: extra_targets, A "-bin-annot")
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in
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SC.add_rule sctx ?sandbox
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(Build.paths extra_deps >>>
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other_cm_files >>>
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requires &&&
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Ocaml_flags.get_for_cm flags ~cm_kind >>>
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Build.run ~context:ctx (Ok compiler)
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~extra_targets
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[ Dyn (fun (_, ocaml_flags) -> As ocaml_flags)
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; cmt_args
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; Dyn (fun (libs, _) -> Lib.include_flags libs)
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; As extra_args
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; if dynlink || cm_kind <> Cmx then As [] else A "-nodynlink"
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; A "-no-alias-deps"
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; A "-I"; Path dir
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; (match alias_module with
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| None -> S []
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| Some (m : Module.t) -> As ["-open"; m.name])
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; A "-o"; Target dst
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; A "-c"; Ml_kind.flag ml_kind; Dep src
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])))
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let build_module sctx ?sandbox ~dynlink ~js_of_ocaml ~flags m ~scope ~dir ~dep_graph
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~modules ~requires ~alias_module =
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List.iter Cm_kind.all ~f:(fun cm_kind ->
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let requires = Cm_kind.Dict.get requires cm_kind in
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build_cm sctx ?sandbox ~dynlink ~flags ~dir ~dep_graph ~modules m ~cm_kind
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~requires ~alias_module);
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(* Build *.cmo.js *)
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let src = Module.cm_file m ~dir Cm_kind.Cmo in
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SC.add_rules sctx (Js_of_ocaml_rules.build_cm sctx ~scope ~dir ~js_of_ocaml ~src)
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let build_modules sctx ~dynlink ~js_of_ocaml ~flags ~scope ~dir ~dep_graph ~modules ~requires
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~alias_module =
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let cmi_requires =
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Build.memoize "cmi library dependencies"
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(requires
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>>>
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SC.Libs.file_deps sctx ~ext:".cmi")
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in
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let cmi_and_cmx_requires =
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Build.memoize "cmi and cmx library dependencies"
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(requires
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>>>
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SC.Libs.file_deps sctx ~ext:".cmi-and-.cmx")
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in
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let requires : _ Cm_kind.Dict.t =
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{ cmi = cmi_requires
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; cmo = cmi_requires
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; cmx = cmi_and_cmx_requires
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}
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in
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String_map.iter
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(match alias_module with
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| None -> modules
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| Some (m : Module.t) -> String_map.remove m.name modules)
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~f:(fun ~key:_ ~data:m ->
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build_module sctx m ~dynlink ~js_of_ocaml ~flags ~scope ~dir ~dep_graph ~modules ~requires
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~alias_module)
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