101 lines
4.4 KiB
OCaml
101 lines
4.4 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 1996 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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open Clflags
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let usage = "Usage: ocaml <options> <object-files> [script-file]\noptions are:"
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let preload_objects = ref []
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let prepare ppf =
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Toploop.set_paths ();
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try
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let res =
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List.for_all (Topdirs.load_file ppf) (List.rev !preload_objects) in
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!Toploop.toplevel_startup_hook ();
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res
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with x ->
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try Errors.report_error ppf x; false
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with x ->
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Format.fprintf ppf "Uncaught exception: %s\n" (Printexc.to_string x);
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false
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let file_argument name =
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let ppf = Format.err_formatter in
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if Filename.check_suffix name ".cmo" || Filename.check_suffix name ".cma"
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then preload_objects := name :: !preload_objects
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else
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begin
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let newargs = Array.sub Sys.argv !Arg.current
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(Array.length Sys.argv - !Arg.current)
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in
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if prepare ppf && Toploop.run_script ppf name newargs
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then exit 0
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else exit 2
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end
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let print_version () =
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Printf.printf "The Objective Caml toplevel, version %s\n" Sys.ocaml_version;
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exit 0;
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;;
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let main () =
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Arg.parse [
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"-I", Arg.String(fun dir ->
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let dir = Misc.expand_directory Config.standard_library dir in
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include_dirs := dir :: !include_dirs),
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"<dir> Add <dir> to the list of include directories";
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"-init", Arg.String (fun s -> init_file := Some s),
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"<file> Load <file> instead of default init file";
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"-labels", Arg.Clear classic, " Labels commute (default)";
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"-noassert", Arg.Set noassert, " Do not compile assertion checks";
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"-nolabels", Arg.Set classic, " Ignore labels and do not commute";
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"-noprompt", Arg.Set noprompt, " Suppress all prompts";
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"-nostdlib", Arg.Set no_std_include,
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" do not add default directory to the list of include directories";
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"-principal", Arg.Set principal, " Check principality of type inference";
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"-rectypes", Arg.Set recursive_types, " Allow arbitrary recursive types";
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"-unsafe", Arg.Set fast, " No bound checking on array and string access";
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"-version", Arg.Unit print_version, " Print version and exit";
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"-w", Arg.String (Warnings.parse_options false),
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"<flags> Enable or disable warnings according to <flags>:\n\
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\032 A/a enable/disable all warnings\n\
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\032 C/c enable/disable suspicious comment\n\
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\032 D/d enable/disable deprecated features\n\
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\032 E/e enable/disable fragile match\n\
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\032 F/f enable/disable partially applied function\n\
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\032 L/l enable/disable labels omitted in application\n\
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\032 M/m enable/disable overriden method\n\
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\032 P/p enable/disable partial match\n\
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\032 S/s enable/disable non-unit statement\n\
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\032 U/u enable/disable unused match case\n\
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\032 V/v enable/disable hidden instance variable\n\
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\032 Y/y enable/disable suspicious unused variables\n\
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\032 Z/z enable/disable all other unused variables\n\
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\032 X/x enable/disable all other warnings\n\
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\032 default setting is \"Aelz\"";
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"-warn-error" , Arg.String (Warnings.parse_options true),
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"<flags> Treat the warnings of <flags> as errors, if they are enabled.\n\
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\032 (see option -w for the list of flags)\n\
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\032 default setting is a (all warnings are non-fatal)";
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"-dparsetree", Arg.Set dump_parsetree, " (undocumented)";
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"-drawlambda", Arg.Set dump_rawlambda, " (undocumented)";
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"-dlambda", Arg.Set dump_lambda, " (undocumented)";
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"-dinstr", Arg.Set dump_instr, " (undocumented)";
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] file_argument usage;
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if not (prepare Format.err_formatter) then exit 2;
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Toploop.loop Format.std_formatter
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