root/trunk/configs/lpamac.config

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  Logtalk - Open source object-oriented logic programming language
%  Release 2.33.3
%
%  Copyright (c) 1998-2008 Paulo Moura.        All Rights Reserved.
%  Logtalk is free software.  You can redistribute it and/or modify
%  it under the terms of the "Artistic License 2.0" as published by 
%  The Perl Foundation. Consult the "LICENSE.txt" file for details.
%
%
%  configuration file for LPA MacProlog32 1.25
%
%  last updated: November 7, 2008
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


:- prolog_flag(syntax_errors, _, error).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  ISO Prolog Standard predicates that we must define because they are
%  not built-in
%
%  add a clause for lgt_iso_predicate/1 declaring each ISO predicate that
%  we must define; there must be at least one clause for this predicate
%  whose call should fail if we don't define any ISO predicates
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


:- dynamic(lgt_exception_/1).


% '$lgt_iso_predicate'(?callable).

'$lgt_iso_predicate'(atom_codes(_, _)).
'$lgt_iso_predicate'(atom_concat(_, _, _)).
'$lgt_iso_predicate'(catch(_, _, _)).
'$lgt_iso_predicate'(nl(_)).
'$lgt_iso_predicate'(number_codes(_, _)).
'$lgt_iso_predicate'(once(_)).
'$lgt_iso_predicate'(open(_, _, _)).
'$lgt_iso_predicate'(open(_, _, _, _)).
'$lgt_iso_predicate'(read_term(_, _, _)).
'$lgt_iso_predicate'(throw(_)).
'$lgt_iso_predicate'(write_canonical(_, _)).
'$lgt_iso_predicate'(write_term(_, _, _)).


atom_codes(Atom, Codes) :-
    name(Atom, Codes).


atom_concat(Atom1, Atom2, Atom3) :-
    nonvar(Atom1), nonvar(Atom2),
    !,
    name(Atom1, Codes1),
    name(Atom2, Codes2),
    '$lgt_append'(Codes1, Codes2, Codes3),
    name(Atom3, Codes3).

atom_concat(Atom1, Atom2, Atom3) :-
    nonvar(Atom3),
    !,
    name(Atom3, Codes3),
    '$lgt_append'(Codes1, Codes2, Codes3),
    name(Atom1, Codes1),
    name(Atom2, Codes2).


lpa_catch(Error, Goal) :-
    catch(Error, Goal).


:- hide(catch).


catch(Error, Goal) :-
    lpa_catch(Error, Goal).


catch(Goal, Catcher, Recovery) :-
    lpa_catch(Error, Goal),
    (Error = 0 ->
        true
        ;
        (Error = -1 ->
            fail
            ;
            (Error = 999 ->
                retract(lgt_exception_(Ball)),
                !,
                (Catcher = Ball ->
                    call(Recovery)
                    ;
                    throw(Ball))
                ;
                error_message(Error, Message),
                (Catcher = Message ->
                    call(Recovery)
                    ;
                    write(Message), nl, abort)))).


nl(Stream) :-
    nl ~> Stream.


number_codes(Number, Codes) :-
    name(Number, Codes).


once(Goal) :-
    one(Goal).


open(File, Mode, File) :-
    open(File, Mode).


open(File, Mode, File, []) :-
    open(File, Mode).


read_term(Stream, Term, [singletons([])]) :-
    !,
    read(Term) <~ Stream.

read_term(Stream, Term, _) :-
    read(Term) <~ Stream.


throw(Error) :-
    asserta(lgt_exception_(Error)),
    throw(999, Error).


write_canonical(Stream, Term) :-
    writeq(Term) ~> Stream.


write_term(Stream, Term, [quoted(true)]) :-
    !,
    writeq(Term) ~> Stream.

write_term(Stream, Term, _) :-
    write(Term) ~> Stream.



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  predicate properties
%
%  this predicate must return at least static, dynamic, and built_in 
%  properties for an existing predicate
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_predicate_property'(+callable, ?predicate_property)

'$lgt_predicate_property'(Pred, Prop) :-
    predicate_property(Pred, Prop).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  meta-predicates
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% call_cleanup(+callable, +callble)

call_cleanup(_, _) :-
    throw(not_supported(call_cleanup/2)).


% forall(+callable, +callble) -- built-in


% retractall(+callable) -- built-in


% call_with_args/2-9
%
% use these definitions only if your compiler does
% not provide call_with_args/2-9 as built-in predicates

call_with_args(F, A) :-
    F(A).

call_with_args(F, A1, A2) :-
    F(A1, A2).

call_with_args(F, A1, A2, A3) :-
    F(A1, A2, A3).

call_with_args(F, A1, A2, A3, A4) :-
    F(A1, A2, A3, A4).

call_with_args(F, A1, A2, A3, A4, A5) :-
    F(A1, A2, A3, A4, A5).

call_with_args(F, A1, A2, A3, A4, A5, A6) :-
    F(A1, A2, A3, A4, A5, A6).

call_with_args(F, A1, A2, A3, A4, A5, A6, A7) :-
    F(A1, A2, A3, A4, A5, A6, A7).

call_with_args(F, A1, A2, A3, A4, A5, A6, A7, A8) :-
    F(A1, A2, A3, A4, A5, A6, A7, A8).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  Prolog built-in meta-predicates
%
%  (excluding ISO Prolog Standard meta-predicates)
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_pl_meta_predicate'(?callable, ?atom).

'$lgt_pl_meta_predicate'(_, _) :-
    fail.



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  file extension predicates
%
%  these extensions are used by Logtalk load/compile predicates
%
%  you may want to change the extension for Prolog files to match 
%  the one expected by your Prolog compiler
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_file_extension'(?atom, ?atom)

'$lgt_file_extension'(logtalk, '.lgt').
'$lgt_file_extension'(prolog, '.pl').
'$lgt_file_extension'(xml, '.xml').



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  default flag values
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_default_flag'(?atom, ?atom)
%
% default values for all flags

'$lgt_default_flag'(prolog, lpa).

'$lgt_default_flag'(xmldocs, on).
'$lgt_default_flag'(xslfile, 'lgtxml.xsl').
'$lgt_default_flag'(xmlspec, dtd).
'$lgt_default_flag'(xmlsref, local).

'$lgt_default_flag'(unknown, warning).
'$lgt_default_flag'(misspelt, warning).
'$lgt_default_flag'(singletons, warning).
'$lgt_default_flag'(lgtredef, warning).
'$lgt_default_flag'(plredef, silent).
'$lgt_default_flag'(portability, silent).

'$lgt_default_flag'(report, on).

'$lgt_default_flag'(smart_compilation, off).
'$lgt_default_flag'(reload, always).

'$lgt_default_flag'(startup_message, flags(verbose)).

'$lgt_default_flag'(underscore_variables, singletons).

'$lgt_default_flag'(code_prefix, '').

'$lgt_default_flag'(debug, off).
'$lgt_default_flag'(break_predicate, unsupported).

'$lgt_default_flag'(complements, off).
'$lgt_default_flag'(dynamic_declarations, off).
'$lgt_default_flag'(events, off).

'$lgt_default_flag'(altdirs, off).
'$lgt_default_flag'(tmpdir, 'lgt_tmp/').
'$lgt_default_flag'(xmldir, 'xml_docs/').

'$lgt_default_flag'(encoding_directive, unsupported).
'$lgt_default_flag'(multifile_directive, unsupported).
'$lgt_default_flag'(threads, unsupported).

'$lgt_default_flag'(context_switching_calls, allow).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  list predicates
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


'$lgt_append'([], List, List).
'$lgt_append'([Head| Tail], List, [Head| Tail2]) :-
    '$lgt_append'(Tail, List, Tail2).


'$lgt_member'(Head, [Head| _]).
'$lgt_member'(Head, [_| Tail]) :-
    '$lgt_member'(Head, Tail).


'$lgt_member_var'(V, [H| _]) :-
    V == H.
'$lgt_member_var'(V, [_| T]) :-
    '$lgt_member_var'(V, T).


'$lgt_is_list'([]) :-
    !.
'$lgt_is_list'([_| Tail]) :-
    '$lgt_is_list'(Tail).


'$lgt_is_proper_list'(List) :-
    List == [], !.
'$lgt_is_proper_list'([_| Tail]) :-
    nonvar(Tail),
    '$lgt_is_proper_list'(Tail).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  file predicates
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_file_exists'(+atom)
%
% checks if a file exist in the current directory

'$lgt_file_exists'(File) :-
    absolute_file_name(File, [access(exist)], _).


% '$lgt_directory_exists'(+atom)
%
% checks if a directory exists

'$lgt_directory_exists'(Directory) :-
    absolute_file_name(Directory, [access(exist)], _),
    absolute_file_name(Directory, [file_type(directory)], _).


% '$lgt_current_directory'(-atom)
%
% gets current working directory

'$lgt_current_directory'(Directory) :-
    var(Directory),
    dvol(Directory).


% '$lgt_change_directory'(+atom)
%
% changes current working directory

'$lgt_change_directory'(Directory) :-
    dvol(Directory).


% '$lgt_make_directory'(+atom)
%
% makes a new directory; succeeds if the directory already exists

'$lgt_make_directory'(_) :-
    throw(not_supported('$lgt_make_directory'/1)).


% '$lgt_load_prolog_code'(+atom, +atom, +list)
%
% compile and load a Prolog file, resulting from a
% Logtalk source file, given a list of options

'$lgt_load_prolog_code'(File, _, _) :-
    reconsult(File).


% '$lgt_compare_file_mtimes'(?atom, +atom, +atom)
%
% compare file modification times

'$lgt_compare_file_mtimes'(Result, File1, File2) :-
    fmdatetime(File1, Time1),
    fmdatetime(File2, Time2),
    compare(Result, Time1, Time2).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  sorting predicates
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_keysort'(+list, -list)

'$lgt_keysort'(List, Sorted) :-
    keysort(List, Sorted).


% '$lgt_sort'(+list, -list)

'$lgt_sort'(List, Sorted) :-
    sort(List, Sorted).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  time and date predicates
%
%  if your Prolog compiler does not provide access to the operating system 
%  time and date just write dummy definitions
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_current_date'(?Year, ?Month, ?Day)

'$lgt_current_date'(Year, Month, Day) :-
    date(Day, Month, Year).


% '$lgt_current_time'(?Hours, ?Mins, ?Secs)

'$lgt_current_time'(Hours, Mins, Secs) :-
    time(Hours, Mins, Secs, _).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  timing predicate
%
%  if your Prolog compiler does not provide access to a timing predicate 
%  just write dummy definition
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_cpu_time'(-Seconds)

'$lgt_cpu_time'(Seconds) :-
    ticks(Ticks),
    Seconds is Ticks / 60.



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  comparison predicate
%
%  the usual compare/3 definition
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% compare(?atom, @term, @term) -- built-in



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  callable predicate
%
%  the usual callable/1 definition
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% callable(@term) -- built-in



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  read character predicate
%
%  read a single character echoing it and writing a newline after
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


'$lgt_read_single_char'(Char) :-
    get(Code), name(Char, [Code]).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  pretty print a term by naming its free variables
%  (avoid instantiating variables in term by using double negation if necessary)
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


'$lgt_pretty_print_vars'(Stream, Term) :-
    write(Stream, Term).


'$lgt_pretty_print_vars_quoted'(Stream, Term) :-
    writeq(Stream, Term).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  getting stream current line number
%  (needed for improved compiler error messages)
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_stream_current_line_number'(@stream, -integer)

'$lgt_stream_current_line_number'(_, _) :-
    fail.



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  customized version of the read_term/3 predicate for returning the line
%  where the term starts (needed for improved compiler error messages)
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_read_term'(@stream, -term, +list, -integer)

'$lgt_read_term'(Stream, Term, Options, -1) :-
    read_term(Stream, Term, Options).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  handling of Prolog-proprietary directives on Logtalk source files
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_ignore_pl_directive'(@callable)

'$lgt_ignore_pl_directive'(_) :-
    fail.


% '$lgt_rewrite_and_copy_pl_directive'(@callable, -callable)

'$lgt_rewrite_and_copy_pl_directive'(_, _) :-
    fail.


% '$lgt_rewrite_and_recompile_pl_directive'(@callable, -callable)

'$lgt_rewrite_and_recompile_pl_directive'(_, _) :-
    fail.



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  Shortcut to the Logtalk built-in predicate logtalk_load/1
%
%  defined in the config files in order to be able to comment it out in case
%  of conflict with some Prolog native feature; it implies conformance with
%  the ISO Prolog standard regarding the definition of the {}/1 syntax
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

{File, Files} :-
    !,
    logtalk_load(File),
    {Files}.
{File} :-
    logtalk_load(File).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  end!
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%