106 lines
3.8 KiB
OCaml
106 lines
3.8 KiB
OCaml
(***********************************************************************)
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(* *)
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(* OCaml *)
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(* *)
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(* Jerome Vouillon, projet Cristal, INRIA Rocquencourt *)
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(* OCaml port by John Malecki and Xavier Leroy *)
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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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open Instruct
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open Format
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open Debugcom
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open Checkpoints
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open Events
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open Symbols
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open Frames
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open Source
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open Show_source
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open Breakpoints
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open Parameters
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(* Display information about the current event. *)
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let show_current_event ppf =
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fprintf ppf "Time: %Li" (current_time ());
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(match current_pc () with
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| Some pc ->
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fprintf ppf " - pc: %i" pc
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| _ -> ());
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update_current_event ();
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reset_frame ();
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match current_report () with
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| None ->
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fprintf ppf "@.Beginning of program.@.";
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show_no_point ()
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| Some {rep_type = (Event | Breakpoint); rep_program_pointer = pc} ->
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let ev = get_current_event () in
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fprintf ppf " - module %s@." ev.ev_module;
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(match breakpoints_at_pc pc with
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| [] ->
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()
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| [breakpoint] ->
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fprintf ppf "Breakpoint: %i@." breakpoint
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| breakpoints ->
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fprintf ppf "Breakpoints: %a@."
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(fun ppf l ->
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List.iter
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(function x -> fprintf ppf "%i " x) l)
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(List.sort compare breakpoints));
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show_point ev true
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| Some {rep_type = Exited} ->
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fprintf ppf "@.Program exit.@.";
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show_no_point ()
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| Some {rep_type = Uncaught_exc} ->
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fprintf ppf
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"@.Program end.@.\
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@[Uncaught exception:@ %a@]@."
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Printval.print_exception (Debugcom.Remote_value.accu ());
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show_no_point ()
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| Some {rep_type = Trap_barrier} ->
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(* Trap_barrier not visible outside *)
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(* of module `time_travel'. *)
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Misc.fatal_error "Show_information.show_current_event"
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(* Display short information about one frame. *)
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let show_one_frame framenum ppf event =
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let pos = Events.get_pos event in
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let cnum =
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try
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let buffer = get_buffer pos event.ev_module in
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snd (start_and_cnum buffer pos)
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with _ -> pos.Lexing.pos_cnum in
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if !machine_readable then
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fprintf ppf "#%i Pc: %i %s char %i@."
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framenum event.ev_pos event.ev_module
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cnum
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else
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fprintf ppf "#%i %s %s:%i:%i@."
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framenum event.ev_module
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pos.Lexing.pos_fname pos.Lexing.pos_lnum
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(pos.Lexing.pos_cnum - pos.Lexing.pos_bol + 1)
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(* Display information about the current frame. *)
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(* --- `select frame' must have succeded before calling this function. *)
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let show_current_frame ppf selected =
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match !selected_event with
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| None ->
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fprintf ppf "@.No frame selected.@."
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| Some sel_ev ->
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show_one_frame !current_frame ppf sel_ev;
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begin match breakpoints_at_pc sel_ev.ev_pos with
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| [] -> ()
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| [breakpoint] ->
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fprintf ppf "Breakpoint: %i@." breakpoint
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| breakpoints ->
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fprintf ppf "Breakpoints: %a@."
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(fun ppf l ->
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List.iter (function x -> fprintf ppf "%i " x) l)
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(List.sort compare breakpoints);
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end;
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show_point sel_ev selected
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