Files
mercury/browser/io_action.m
Zoltan Somogyi c7f8ebbe2f Avoid warnings from --warn-non-contiguous-{clauses,foreign-procs}.
browser/collect_lib.m:
browser/declarative_execution.m:
browser/dl.m:
browser/io_action.m:
compiler/make.util.m:
compiler/pickle.m:
compiler/process_util.m:
compiler/prog_event.m:
library/array.m:
library/benchmarking.m:
library/bit_buffer.m:
library/builtin.m:
library/char.m:
library/deconstruct.m:
library/dir.m:
library/erlang_rtti_implementation.m:
library/int.m:
library/int16.m:
library/int32.m:
library/int64.m:
library/int8.m:
library/io.m:
library/math.m:
library/mutvar.m:
library/private_builtin.m:
library/profiling_builtin.m:
library/rtti_implementation.m:
library/store.m:
library/string.format.m:
library/string.m:
library/table_builtin.m:
library/term_size_prof_builtin.m:
library/thread.m:
library/time.m:
library/type_desc.m:
library/uint16.m:
library/uint32.m:
library/uint64.m:
library/uint8.m:
ssdb/ssdb.m:
    As above. This mostly involved two things.

    The first was grouping foreign_procs by predicate instead of by language.
    In a few cases, this revealed that some predicates *had* no foreign_proc
    for a language, while related predicates did have one that just aborted
    if called. This diff adds similar aborting foreign_procs to predicate/
    language combinations that were missing them, when this seemed obviously
    the right thing to do.

    The second was moving pragmas about a predicate from the middle of the
    block of clauses of that predicate to the start of that block.
2018-10-19 11:01:33 +11:00

136 lines
4.1 KiB
Mathematica

%---------------------------------------------------------------------------%
% vim: ft=mercury ts=4 sw=4 et
%---------------------------------------------------------------------------%
% Copyright (C) 2002, 2004-2007 The University of Melbourne.
% Copyright (C) 2014-2015, 2017-2018 The Mercury team.
% This file is distributed under the terms specified in COPYING.LIB.
%---------------------------------------------------------------------------%
%
% File: io_action.m.
% Author: zs.
%
% This module defines the representation of I/O actions used by the
% declarative debugger.
%
%---------------------------------------------------------------------------%
%---------------------------------------------------------------------------%
:- module mdb.io_action.
:- interface.
:- import_module mdb.browser_term.
:- import_module mdbcomp.
:- import_module mdbcomp.prim_data.
:- import_module list.
:- import_module io.
:- import_module univ.
%---------------------------------------------------------------------------%
:- type io_action
---> io_action(
io_action_proc_name :: string,
io_action_pf :: pred_or_func,
io_action_args :: list(univ)
).
:- type maybe_tabled_io_action
---> tabled(io_action)
; untabled.
:- type io_seq_num == int.
:- type io_action_range
---> io_action_range(
from_io_action :: io_seq_num,
to_io_action :: io_seq_num
).
:- pred get_maybe_io_action(io_seq_num::in, maybe_tabled_io_action::out,
io::di, io::uo) is det.
:- func io_action_to_browser_term(io_action) = browser_term.
%---------------------------------------------------------------------------%
%---------------------------------------------------------------------------%
:- implementation.
:- import_module bool.
:- import_module maybe.
%---------------------------------------------------------------------------%
get_maybe_io_action(IoActionNum, MaybeTabledIoAction, !IO) :-
pickup_io_action(IoActionNum, MaybeIoAction, !IO),
(
MaybeIoAction = yes(IoAction),
MaybeTabledIoAction = tabled(IoAction)
;
MaybeIoAction = no,
MaybeTabledIoAction = untabled
).
io_action_to_browser_term(IoAction) = Term :-
IoAction = io_action(ProcName, PredFunc, Args),
(
PredFunc = pf_predicate,
IsFunc = no
;
PredFunc = pf_function,
IsFunc = yes
),
Term = synthetic_term_to_browser_term(ProcName, Args, IsFunc).
:- pred pickup_io_action(int::in, maybe(io_action)::out, io::di, io::uo)
is det.
:- pragma no_determinism_warning(pickup_io_action/4).
:- pragma foreign_proc("C",
pickup_io_action(SeqNum::in, MaybeIOAction::out, S0::di, S::uo),
[thread_safe, promise_pure, tabled_for_io, may_call_mercury],
"{
const char *problem;
const char *proc_name;
MR_bool io_action_tabled;
MR_Word is_func;
MR_bool have_arg_infos;
MR_Word args;
MR_String ProcName;
MR_save_transient_hp();
io_action_tabled = MR_trace_get_action(SeqNum, &proc_name, &is_func,
&have_arg_infos, &args);
MR_restore_transient_hp();
/* cast away const */
ProcName = (MR_String) (MR_Integer) proc_name;
if (io_action_tabled && have_arg_infos) {
MaybeIOAction = MR_IO_ACTION_make_yes_io_action(ProcName, is_func,
args);
} else {
MaybeIOAction = MR_IO_ACTION_make_no_io_action();
}
S = S0;
}").
pickup_io_action(_, _, _, _) :-
private_builtin.sorry("pickup_io_action").
:- func make_no_io_action = maybe(io_action).
:- pragma foreign_export("C", make_no_io_action = out,
"MR_IO_ACTION_make_no_io_action").
make_no_io_action = no.
:- func make_yes_io_action(string, bool, list(univ)) = maybe(io_action).
:- pragma foreign_export("C", make_yes_io_action(in, in, in) = out,
"MR_IO_ACTION_make_yes_io_action").
make_yes_io_action(ProcName, yes, Args) =
yes(io_action(ProcName, pf_function, Args)).
make_yes_io_action(ProcName, no, Args) =
yes(io_action(ProcName, pf_predicate, Args)).