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