ocaml/driver/main.ml

113 lines
4.7 KiB
OCaml

(***********************************************************************)
(* *)
(* Objective Caml *)
(* *)
(* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
(* *)
(* Copyright 1996 Institut National de Recherche en Informatique et *)
(* Automatique. Distributed only by permission. *)
(* *)
(***********************************************************************)
(* $Id$ *)
open Config
open Clflags
let process_interface_file name =
Compile.interface name
let process_implementation_file name =
Compile.implementation name;
objfiles := (Filename.chop_extension name ^ ".cmo") :: !objfiles
let process_file name =
if Filename.check_suffix name ".ml"
or Filename.check_suffix name ".mlt" then begin
Compile.implementation name;
objfiles := (Filename.chop_extension name ^ ".cmo") :: !objfiles
end
else if Filename.check_suffix name ".mli" then
Compile.interface name
else if Filename.check_suffix name ".cmo"
or Filename.check_suffix name ".cma" then
objfiles := name :: !objfiles
else if Filename.check_suffix name ext_obj
or Filename.check_suffix name ext_lib then
ccobjs := name :: !ccobjs
else if Filename.check_suffix name ".c" then begin
Compile.c_file name;
ccobjs := (Filename.chop_suffix (Filename.basename name) ".c" ^ ext_obj)
:: !ccobjs
end
else
raise(Arg.Bad("don't know what to do with " ^ name))
let print_version_number () =
print_string "The Objective Caml compiler, version ";
print_string Config.version; print_newline();
print_string "Standard library directory: ";
print_string Config.standard_library; print_newline()
let usage = "Usage: ocamlc <options> <files>\nOptions are:"
let main () =
try
Arg.parse [
"-a", Arg.Set make_archive, " Build a library";
"-c", Arg.Set compile_only, " Compile only (do not link)";
"-cclib", Arg.String(fun s -> ccobjs := s :: !ccobjs),
"<opt> Pass option <opt> to the C linker";
"-ccopt", Arg.String(fun s -> ccopts := s :: !ccopts),
"<opt> Pass option <opt> to the C compiler and linker";
"-custom", Arg.Set custom_runtime, " Link in custom mode";
"-g", Arg.Set debug, " Save debugging information";
"-i", Arg.Set print_types, " Print the types";
"-I", Arg.String(fun dir -> include_dirs := dir :: !include_dirs),
"<dir> Add <dir> to the list of include directories";
"-impl", Arg.String process_implementation_file,
"<file> Compile <file> as a .ml file";
"-intf", Arg.String process_interface_file,
"<file> Compile <file> as a .mli file";
"-linkall", Arg.Set link_everything,
" Link all modules, even unused ones";
"-noassert", Arg.Set noassert, " Don't compile assertion checks";
"-o", Arg.String(fun s -> exec_name := s;
archive_name := s;
object_name := s),
"<file> Set output file name to <file> (default a.out)";
"-output-obj", Arg.Unit(fun () -> output_c_object := true;
custom_runtime := true),
"Output a C object file instead of an executable";
"-pp", Arg.String(fun s -> preprocessor := Some s),
"<command> Pipe sources through preprocessor <command>";
"-thread", Arg.Set thread_safe, " Use thread-safe standard library";
"-unsafe", Arg.Set fast,
" No bounds checking on array and string access";
"-v", Arg.Unit print_version_number, " Print compiler version number";
"-verbose", Arg.Set verbose, " Print calls to external commands";
"-nopervasives", Arg.Set nopervasives, " (undocumented)";
"-drawlambda", Arg.Set dump_rawlambda, " (undocumented)";
"-dlambda", Arg.Set dump_lambda, " (undocumented)";
"-dinstr", Arg.Set dump_instr, " (undocumented)";
"-", Arg.String process_file,
"<file> Treat <file> as a file name (even if it starts with `-')"
] process_file usage;
if !make_archive then begin
Compile.init_path();
Bytelibrarian.create_archive (List.rev !objfiles) !archive_name
end
else if not !compile_only & !objfiles <> [] then begin
Compile.init_path();
Bytelink.link (List.rev !objfiles)
end;
exit 0
with x ->
Format.set_formatter_out_channel stderr;
Errors.report_error x;
exit 2
let _ = Printexc.catch main ()