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(**************************************************************************)
(* *)
(* OCaml *)
(* *)
(* Jerome Vouillon, projet Cristal, INRIA Rocquencourt *)
(* OCaml port by John Malecki and Xavier Leroy *)
(* *)
(* Copyright 1996 Institut National de Recherche en Informatique et *)
(* en Automatique. *)
(* *)
(* All rights reserved. This file is distributed under the terms of *)
(* the GNU Lesser General Public License version 2.1, with the *)
(* special exception on linking described in the file LICENSE. *)
(* *)
(**************************************************************************)
(***************************** Checkpoints *****************************)
open Primitives
open Debugcom
(*** A type for checkpoints. ***)
type checkpoint_state =
C_stopped
| C_running of int64
(* `c_valid' is true if and only if the corresponding
* process is connected to the debugger.
* `c_parent' is the checkpoint whose process is parent
* of the checkpoint one (`root' if no parent).
* c_pid = 2 for root pseudo-checkpoint.
* c_pid = 0 for ghost checkpoints.
* c_pid = -1 for kill checkpoints.
*)
type checkpoint =
{mutable c_time : int64;
mutable c_pid : int;
mutable c_fd : io_channel;
mutable c_valid : bool;
mutable c_report : report option;
mutable c_state : checkpoint_state;
mutable c_parent : checkpoint;
mutable c_breakpoint_version : int;
mutable c_breakpoints : (pc * int ref) list;
mutable c_trap_barrier : int;
mutable c_code_fragments : int list}
(*** Pseudo-checkpoint `root'. ***)
(* --- Parents of all checkpoints which have no parent. *)
val root : checkpoint
(*** Current state ***)
val checkpoints : checkpoint list ref
val current_checkpoint : checkpoint ref
val current_time : unit -> int64
val current_report : unit -> report option
val current_pc : unit -> pc option
val current_pc_sp : unit -> (pc * int) option
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