125 lines
4.5 KiB
OCaml
125 lines
4.5 KiB
OCaml
(***********************************************************************)
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(* *)
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(* Objective Caml *)
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(* *)
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(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
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(* *)
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(* Copyright 2002 Institut National de Recherche en Informatique et *)
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(* en Automatique. All rights reserved. This file is distributed *)
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(* under the terms of the Q Public License version 1.0. *)
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(* *)
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(***********************************************************************)
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(* $Id$ *)
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(* The batch compiler *)
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open Misc
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open Config
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open Format
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open Typedtree
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(* Initialize the search path.
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The current directory is always searched first,
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then the directories specified with the -I option (in command-line order),
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then the standard library directory (unless the -nostdlib option is given).
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*)
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let init_path () =
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let dirs =
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if !Clflags.use_threads then "+threads" :: !Clflags.include_dirs
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else if !Clflags.use_vmthreads then "+vmthreads" :: !Clflags.include_dirs
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else !Clflags.include_dirs in
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let exp_dirs =
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List.map (expand_directory Config.standard_library) dirs in
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load_path := "" :: List.rev_append exp_dirs (Clflags.std_include_dir ());
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Env.reset_cache ()
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(* Return the initial environment in which compilation proceeds. *)
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(* Note: do not do init_path() in initial_env, this breaks
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toplevel initialization (PR#1775) *)
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let initial_env () =
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Ident.reinit();
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try
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if !Clflags.nopervasives
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then Env.initial
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else Env.open_pers_signature "Pervasives" Env.initial
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with Not_found ->
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fatal_error "cannot open pervasives.cmi"
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(* Compile a .mli file *)
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let interface ppf sourcefile outputprefix =
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init_path ();
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let modulename =
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String.capitalize(Filename.basename(chop_extension_if_any sourcefile)) in
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Env.set_unit_name modulename;
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let inputfile = Pparse.preprocess sourcefile in
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try
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let ast =
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Pparse.file ppf inputfile Parse.interface ast_intf_magic_number in
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if !Clflags.dump_parsetree then fprintf ppf "%a@." Printast.interface ast;
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let sg = Typemod.transl_signature (initial_env()) ast in
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if !Clflags.print_types then
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fprintf std_formatter "%a@." Printtyp.signature
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(Typemod.simplify_signature sg);
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Warnings.check_fatal ();
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if not !Clflags.print_types then
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Env.save_signature sg modulename (outputprefix ^ ".cmi");
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Pparse.remove_preprocessed inputfile
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with e ->
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Pparse.remove_preprocessed_if_ast inputfile;
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raise e
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(* Compile a .ml file *)
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let print_if ppf flag printer arg =
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if !flag then fprintf ppf "%a@." printer arg;
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arg
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let (++) x f = f x
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let implementation ppf sourcefile outputprefix =
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init_path ();
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let modulename =
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String.capitalize(Filename.basename(chop_extension_if_any sourcefile)) in
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Env.set_unit_name modulename;
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let inputfile = Pparse.preprocess sourcefile in
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let env = initial_env() in
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if !Clflags.print_types then begin
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try ignore(
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Pparse.file ppf inputfile Parse.implementation ast_impl_magic_number
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++ print_if ppf Clflags.dump_parsetree Printast.implementation
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++ Typemod.type_implementation sourcefile outputprefix modulename env)
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with x ->
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Pparse.remove_preprocessed_if_ast inputfile;
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raise x
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end else begin
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let objfile = outputprefix ^ ".cmo" in
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let oc = open_out_bin objfile in
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try
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Pparse.file ppf inputfile Parse.implementation ast_impl_magic_number
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++ print_if ppf Clflags.dump_parsetree Printast.implementation
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++ Unused_var.warn ppf
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++ Typemod.type_implementation sourcefile outputprefix modulename env
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++ Translmod.transl_implementation modulename
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++ print_if ppf Clflags.dump_rawlambda Printlambda.lambda
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++ Simplif.simplify_lambda
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++ print_if ppf Clflags.dump_lambda Printlambda.lambda
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++ Bytegen.compile_implementation modulename
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++ print_if ppf Clflags.dump_instr Printinstr.instrlist
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++ Emitcode.to_file oc modulename;
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Warnings.check_fatal ();
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Pparse.remove_preprocessed inputfile;
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close_out oc;
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with x ->
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close_out oc;
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remove_file objfile;
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Pparse.remove_preprocessed_if_ast inputfile;
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raise x
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end
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let c_file name =
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if Ccomp.compile_file name <> 0 then exit 2
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