1 (***********************************************************************)
5 (* Xavier Leroy, projet Cristal, INRIA Rocquencourt *)
7 (* Copyright 1996 Institut National de Recherche en Informatique et *)
8 (* en Automatique. All rights reserved. This file is distributed *)
9 (* under the terms of the Q Public License version 1.0. *)
11 (***********************************************************************)
13 (* $Id: opttopmain.ml 8477 2007-11-06 15:16:56Z frisch $ *)
17 let usage = "Usage: ocamlnat <options> <object-files> [script-file]\noptions are:"
19 let preload_objects = ref []
22 Opttoploop.set_paths ();
25 List.for_all (Opttopdirs.load_file ppf) (List.rev !preload_objects)
27 !Opttoploop.toplevel_startup_hook ();
30 try Opterrors.report_error ppf x; false
32 Format.fprintf ppf "Uncaught exception: %s\n" (Printexc.to_string x);
35 let file_argument name =
36 let ppf = Format.err_formatter in
37 if Filename.check_suffix name ".cmxs"
38 || Filename.check_suffix name ".cmx"
39 || Filename.check_suffix name ".cmxa"
40 then preload_objects := name :: !preload_objects
43 let newargs = Array.sub Sys.argv !Arg.current
44 (Array.length Sys.argv - !Arg.current)
46 if prepare ppf && Opttoploop.run_script ppf name newargs
51 let print_version () =
52 Printf.printf "The Objective Caml toplevel, version %s\n" Sys.ocaml_version;
57 Arg.parse (Arch.command_line_options @ [
58 "-compact", Arg.Clear optimize_for_speed, " Optimize code size rather than speed";
59 "-inline", Arg.Int(fun n -> inline_threshold := n * 8),
60 "<n> Set aggressiveness of inlining to <n>";
61 "-I", Arg.String(fun dir ->
62 let dir = Misc.expand_directory Config.standard_library dir in
63 include_dirs := dir :: !include_dirs),
64 "<dir> Add <dir> to the list of include directories";
65 "-init", Arg.String (fun s -> init_file := Some s),
66 "<file> Load <file> instead of default init file";
67 "-labels", Arg.Clear classic, " Labels commute (default)";
68 "-noassert", Arg.Set noassert, " Do not compile assertion checks";
69 "-nolabels", Arg.Set classic, " Ignore labels and do not commute";
70 "-noprompt", Arg.Set noprompt, " Suppress all prompts";
71 "-nostdlib", Arg.Set no_std_include,
72 " do not add default directory to the list of include directories";
73 "-principal", Arg.Set principal, " Check principality of type inference";
74 "-rectypes", Arg.Set recursive_types, " Allow arbitrary recursive types";
75 "-S", Arg.Set keep_asm_file, " Keep intermediate assembly file";
76 "-unsafe", Arg.Set fast, " No bound checking on array and string access";
77 "-version", Arg.Unit print_version, " Print version and exit";
78 "-w", Arg.String (Warnings.parse_options false),
79 "<flags> Enable or disable warnings according to <flags>:\n\
80 \032 A/a enable/disable all warnings\n\
81 \032 C/c enable/disable suspicious comment\n\
82 \032 D/d enable/disable deprecated features\n\
83 \032 E/e enable/disable fragile match\n\
84 \032 F/f enable/disable partially applied function\n\
85 \032 L/l enable/disable labels omitted in application\n\
86 \032 M/m enable/disable overriden method\n\
87 \032 P/p enable/disable partial match\n\
88 \032 S/s enable/disable non-unit statement\n\
89 \032 U/u enable/disable unused match case\n\
90 \032 V/v enable/disable hidden instance variable\n\
91 \032 Y/y enable/disable suspicious unused variables\n\
92 \032 Z/z enable/disable all other unused variables\n\
93 \032 X/x enable/disable all other warnings\n\
94 \032 default setting is \"Aelz\"";
95 "-warn-error" , Arg.String (Warnings.parse_options true),
96 "<flags> Treat the warnings of <flags> as errors, if they are enabled.\n\
97 \032 (see option -w for the list of flags)\n\
98 \032 default setting is a (all warnings are non-fatal)";
100 "-dparsetree", Arg.Set dump_parsetree, " (undocumented)";
101 "-drawlambda", Arg.Set dump_rawlambda, " (undocumented)";
102 "-dlambda", Arg.Set dump_lambda, " (undocumented)";
103 "-dcmm", Arg.Set dump_cmm, " (undocumented)";
104 "-dsel", Arg.Set dump_selection, " (undocumented)";
105 "-dcombine", Arg.Set dump_combine, " (undocumented)";
106 "-dlive", Arg.Unit(fun () -> dump_live := true;
107 Printmach.print_live := true),
109 "-dspill", Arg.Set dump_spill, " (undocumented)";
110 "-dsplit", Arg.Set dump_split, " (undocumented)";
111 "-dinterf", Arg.Set dump_interf, " (undocumented)";
112 "-dprefer", Arg.Set dump_prefer, " (undocumented)";
113 "-dalloc", Arg.Set dump_regalloc, " (undocumented)";
114 "-dreload", Arg.Set dump_reload, " (undocumented)";
115 "-dscheduling", Arg.Set dump_scheduling, " (undocumented)";
116 "-dlinear", Arg.Set dump_linear, " (undocumented)";
117 "-dstartup", Arg.Set keep_startup_file, " (undocumented)";
118 ]) file_argument usage;
119 if not (prepare Format.err_formatter) then exit 2;
120 Opttoploop.loop Format.std_formatter