262 lines
12 KiB
OCaml
262 lines
12 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 Config
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open Clflags
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let output_prefix name =
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let oname =
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match !output_name with
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| None -> name
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| Some n -> if !compile_only then (output_name := None; n) else name in
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Misc.chop_extension_if_any oname
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let process_interface_file ppf name =
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Optcompile.interface ppf name (output_prefix name)
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let process_implementation_file ppf name =
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let opref = output_prefix name in
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Optcompile.implementation ppf name opref;
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objfiles := (opref ^ ".cmx") :: !objfiles
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let process_file ppf name =
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if Filename.check_suffix name ".ml"
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|| Filename.check_suffix name ".mlt" then
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process_implementation_file ppf name
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else if Filename.check_suffix name !Config.interface_suffix then begin
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let opref = output_prefix name in
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Optcompile.interface ppf name opref;
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if !make_package then objfiles := (opref ^ ".cmi") :: !objfiles
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end
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else if Filename.check_suffix name ".cmx"
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|| Filename.check_suffix name ".cmxa" then
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objfiles := name :: !objfiles
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else if Filename.check_suffix name ".cmi" && !make_package then
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objfiles := name :: !objfiles
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else if Filename.check_suffix name ext_obj
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|| Filename.check_suffix name ext_lib then
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ccobjs := name :: !ccobjs
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else if Filename.check_suffix name ".c" then begin
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Optcompile.c_file name;
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ccobjs := (Filename.chop_suffix (Filename.basename name) ".c" ^ ext_obj)
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:: !ccobjs
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end
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else
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raise(Arg.Bad("don't know what to do with " ^ name))
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let print_version_and_library () =
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print_string "The Objective Caml native-code compiler, version ";
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print_string Config.version; print_newline();
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print_string "Standard library directory: ";
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print_string Config.standard_library; print_newline();
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exit 0
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let print_version_string () =
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print_string Config.version; print_newline(); exit 0
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let print_standard_library () =
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print_string Config.standard_library; print_newline(); exit 0
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let fatal err =
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prerr_endline err;
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exit 2
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let extract_output = function
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| Some s -> s
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| None ->
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fatal "Please specify the name of the output file, using option -o"
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let default_output = function
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| Some s -> s
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| None -> Config.default_executable_name
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let usage = "Usage: ocamlopt <options> <files>\nOptions are:"
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let show_config () =
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Config.print_config stdout;
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exit 0;
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;;
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let main () =
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native_code := true;
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c_compiler := Config.native_c_compiler;
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let ppf = Format.err_formatter in
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try
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Arg.parse (Arch.command_line_options @ [
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"-a", Arg.Set make_archive, " Build a library";
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"-annot", Arg.Set annotations,
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" Save information in <filename>.annot";
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"-c", Arg.Set compile_only, " Compile only (do not link)";
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"-cc", Arg.String(fun s -> c_compiler := s),
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"<comp> Use <comp> as the C compiler and linker";
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"-cclib", Arg.String(fun s ->
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ccobjs := Misc.rev_split_words s @ !ccobjs),
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"<opt> Pass option <opt> to the C linker";
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"-ccopt", Arg.String(fun s -> ccopts := s :: !ccopts),
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"<opt> Pass option <opt> to the C compiler and linker";
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"-compact", Arg.Clear optimize_for_speed,
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" Optimize code size rather than speed";
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"-config", Arg.Unit show_config,
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" print configuration values and exit";
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"-dtypes", Arg.Set annotations,
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" (deprecated) same as -annot";
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"-for-pack", Arg.String (fun s -> for_package := Some s),
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"<ident> Generate code that can later be `packed' with\n\
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\ ocamlopt -pack -o <ident>.cmx";
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"-g", Arg.Set debug,
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" Record debugging information for exception backtrace";
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"-i", Arg.Unit (fun () -> print_types := true; compile_only := true),
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" Print inferred interface";
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"-I", Arg.String(fun dir -> include_dirs := dir :: !include_dirs),
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"<dir> Add <dir> to the list of include directories";
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"-impl", Arg.String (process_implementation_file ppf),
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"<file> Compile <file> as a .ml file";
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"-inline", Arg.Int(fun n -> inline_threshold := n * 8),
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"<n> Set aggressiveness of inlining to <n>";
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"-intf", Arg.String (process_interface_file ppf),
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"<file> Compile <file> as a .mli file";
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"-intf-suffix", Arg.String (fun s -> Config.interface_suffix := s),
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"<file> Suffix for interface files (default: .mli)";
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"-intf_suffix", Arg.String (fun s -> Config.interface_suffix := s),
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"<file> (deprecated) same as -intf-suffix";
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"-labels", Arg.Clear classic, " Use commuting label mode";
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"-linkall", Arg.Set link_everything,
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" Link all modules, even unused ones";
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"-noassert", Arg.Set noassert, " Don't compile assertion checks";
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"-noautolink", Arg.Set no_auto_link,
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" Don't automatically link C libraries specified in .cmxa files";
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"-nodynlink", Arg.Clear dlcode,
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" Enable optimizations for code that will not be dynlinked";
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"-nolabels", Arg.Set classic, " Ignore non-optional labels in types";
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"-nostdlib", Arg.Set no_std_include,
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" do not add standard directory to the list of include directories";
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"-o", Arg.String(fun s -> output_name := Some s),
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"<file> Set output file name to <file>";
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"-output-obj", Arg.Unit(fun () -> output_c_object := true),
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" Output a C object file instead of an executable";
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"-p", Arg.Set gprofile,
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" Compile and link with profiling support for \"gprof\"\n\
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\ (not supported on all platforms)";
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"-pack", Arg.Set make_package,
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" Package the given .cmx files into one .cmx";
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"-pp", Arg.String(fun s -> preprocessor := Some s),
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"<command> Pipe sources through preprocessor <command>";
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"-principal", Arg.Set principal,
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" Check principality of type inference";
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"-rectypes", Arg.Set recursive_types,
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" Allow arbitrary recursive types";
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"-shared", Arg.Unit (fun () -> shared := true; dlcode := true),
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" Produce a dynlinkable plugin";
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"-S", Arg.Set keep_asm_file, " Keep intermediate assembly file";
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"-thread", Arg.Set use_threads,
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" Generate code that supports the system threads library";
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"-unsafe", Arg.Set fast,
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" No bounds checking on array and string access";
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"-v", Arg.Unit print_version_and_library,
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" Print compiler version and standard library location and exit";
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"-version", Arg.Unit print_version_string,
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" Print compiler version and exit";
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"-verbose", Arg.Set verbose, " Print calls to external commands";
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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 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 methods\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 overriden instance variables\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 A/a enable/disable all 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\n\
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\ enabled. See option -w for the list of flags.\n\
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\ Default setting is \"a\" (warnings are not errors)";
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"-where", Arg.Unit print_standard_library,
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" Print location of standard library and exit";
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"-nopervasives", Arg.Set nopervasives, " (undocumented)";
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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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"-dcmm", Arg.Set dump_cmm, " (undocumented)";
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"-dsel", Arg.Set dump_selection, " (undocumented)";
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"-dcombine", Arg.Set dump_combine, " (undocumented)";
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"-dlive", Arg.Unit(fun () -> dump_live := true;
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Printmach.print_live := true),
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" (undocumented)";
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"-dspill", Arg.Set dump_spill, " (undocumented)";
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"-dsplit", Arg.Set dump_split, " (undocumented)";
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"-dinterf", Arg.Set dump_interf, " (undocumented)";
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"-dprefer", Arg.Set dump_prefer, " (undocumented)";
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"-dalloc", Arg.Set dump_regalloc, " (undocumented)";
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"-dreload", Arg.Set dump_reload, " (undocumented)";
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"-dscheduling", Arg.Set dump_scheduling, " (undocumented)";
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"-dlinear", Arg.Set dump_linear, " (undocumented)";
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"-dstartup", Arg.Set keep_startup_file, " (undocumented)";
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"-", Arg.String (process_file ppf),
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"<file> Treat <file> as a file name (even if it starts with `-')"
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]) (process_file ppf) usage;
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if
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List.length (List.filter (fun x -> !x)
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[make_archive;make_package;shared;compile_only;output_c_object]) > 1
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then
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fatal "Please specify at most one of -pack, -a, -shared, -c, -output-obj";
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if !make_archive then begin
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Optcompile.init_path();
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let target = extract_output !output_name in
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Asmlibrarian.create_archive (List.rev !objfiles) target;
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end
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else if !make_package then begin
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Optcompile.init_path();
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let target = extract_output !output_name in
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Asmpackager.package_files ppf (List.rev !objfiles) target;
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end
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else if !shared then begin
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Optcompile.init_path();
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let target = extract_output !output_name in
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Asmlink.link_shared ppf (List.rev !objfiles) target;
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end
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else if not !compile_only && !objfiles <> [] then begin
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let target =
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if !output_c_object then
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let s = extract_output !output_name in
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if (Filename.check_suffix s Config.ext_obj
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|| Filename.check_suffix s Config.ext_dll)
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then s
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else
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fatal
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(Printf.sprintf
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"The extension of the output file must be %s or %s"
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Config.ext_obj Config.ext_dll
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)
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else
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default_output !output_name
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in
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Optcompile.init_path();
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Asmlink.link ppf (List.rev !objfiles) target
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end;
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exit 0
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with x ->
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Opterrors.report_error ppf x;
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exit 2
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let _ = main ()
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