root/tags/lgt2306/configs/ciao_aux.config

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  Logtalk - Open source object-oriented logic programming language
%  Release 2.30.6
%
%  configuration file for CIAO Prolog 1.8p2 and later versions
%
%  last updated: September 28, 2007
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


:- use_package(iso).

:- use_package(runtime_ops).
:- use_package(hiord).

:- use_module(library(compiler)).
:- use_module(library(system)).
:- use_module(library(prolog_sys)).
:- use_module(library(sort)).
:- use_module(library(filenames)).

:- include(engine(builtin_exports)).

:- set_prolog_flag(multi_arity_warnings, off).

:- op(1200, xfx, [(-->)]).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  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
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_iso_predicate'(?callable).

'$lgt_iso_predicate'(_) :-
    fail.



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  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, built_in) :-
    functor(Pred, Functor, Arity),
    builtin_export(_, Functor, Arity, _).

'$lgt_predicate_property'(Pred, built_in) :-
    lgt_ciao_iso_builtin(Pred).

'$lgt_predicate_property'(Pred, static) :-
    predicate_property(Pred, compiled).

'$lgt_predicate_property'(Pred, static) :-
    functor(Pred, Functor, Arity),
    atom_concat('user:', Functor, Functor2),
    functor(Pred2, Functor2, Arity),
    predicate_property(Pred2, compiled).

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

'$lgt_predicate_property'(Pred, Prop) :-
    functor(Pred, Functor, Arity),
    atom_concat('user:', Functor, Functor2),
    functor(Pred2, Functor2, Arity),
    predicate_property(Pred2, Prop).


lgt_ciao_iso_builtin(write(_)).
lgt_ciao_iso_builtin(write(_, _)).
lgt_ciao_iso_builtin(writeq(_)).
lgt_ciao_iso_builtin(writeq(_, _)).
lgt_ciao_iso_builtin(write_canonical(_)).
lgt_ciao_iso_builtin(write_canonical(_, _)).
lgt_ciao_iso_builtin(write_term(_, _)).
lgt_ciao_iso_builtin(write_term(_, _, _)).

lgt_ciao_iso_builtin(read(_)).
lgt_ciao_iso_builtin(read(_, _)).
lgt_ciao_iso_builtin(read_term(_, _)).
lgt_ciao_iso_builtin(read_term(_, _, _)).

lgt_ciao_iso_builtin(open(_, _, _, _)).
lgt_ciao_iso_builtin(close(_, _)).
lgt_ciao_iso_builtin(stream_property(_, _)).

lgt_ciao_iso_builtin(op(_, _, _)).
lgt_ciao_iso_builtin(current_op(_, _, _)).

lgt_ciao_iso_builtin(_ \= _).
lgt_ciao_iso_builtin(once(_)).
lgt_ciao_iso_builtin(compound(_)).
lgt_ciao_iso_builtin(sub_atom(_, _, _, _, _)).
lgt_ciao_iso_builtin(unify_with_occurs_check(_, _)).

lgt_ciao_iso_builtin(char_code(_, _)).
lgt_ciao_iso_builtin(atom_chars(_, _)).
lgt_ciao_iso_builtin(number_chars(_, _)).
lgt_ciao_iso_builtin(get_byte(_)).
lgt_ciao_iso_builtin(get_byte(_, _)).
lgt_ciao_iso_builtin(peek_byte(_)).
lgt_ciao_iso_builtin(peek_byte(_, _)).
lgt_ciao_iso_builtin(put_byte(_)).
lgt_ciao_iso_builtin(put_byte(_, _)).
lgt_ciao_iso_builtin(get_char(_)).
lgt_ciao_iso_builtin(get_char(_, _)).
lgt_ciao_iso_builtin(peek_char(_)).
lgt_ciao_iso_builtin(peek_char(_, _)).
lgt_ciao_iso_builtin(put_char(_)).
lgt_ciao_iso_builtin(put_char(_, _)).



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


% call_cleanup(+callable, +callble)

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


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

forall(Generate, Test) :-
    \+ (call(Generate), \+ call(Test)).


% 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) :-
    call(F, A).

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

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

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

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

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

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

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

'$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

'$lgt_default_flag'(xmldocs, on).
'$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, dont_care).

'$lgt_default_flag'(code_prefix, '').

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

'$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'(threads, unsupported).



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


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


'$lgt_member'(Head, List) :-
    member(Head, List).


'$lgt_member_var'(V, [H| _]) :-
    V == H.
'$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)
%
% see if a file exist in the current directory

'$lgt_file_exists'(File) :-
    file_exists(File).


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

'$lgt_directory_exists'(Directory) :-
    file_exists(Directory),
    file_property(Directory, type(directory)).


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

'$lgt_current_directory'(Directory) :-
    working_directory(Directory, Directory).


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

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


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

'$lgt_make_directory'(Directory) :-
    file_exists(Directory) ->
        true
        ;
        make_directory(Directory).


% '$lgt_load_prolog_code'(+atom, +atom)
%
% compile and load a Prolog file

'$lgt_load_prolog_code'(File, _) :-
    set_prolog_flag(multi_arity_warnings, off),
    ensure_loaded(File).


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

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



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  sorting predicate
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$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) :-
    datime(_, Year, Month, Day, _, _, _, _, _).


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

'$lgt_current_time'(Hours, Mins, Secs) :-
    datime(_, _, _, _, 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) :-
    statistics(runtime, [Miliseconds| _]),
    Seconds is Miliseconds / 1000.



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  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_char(Char),
    (   peek_code(10) ->    % hack to workaround the lack of built-in
        get_code(_)         % support for unbuffered character input
    ;   true
    ).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  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) :-
    \+ \+ (
        numbervars(Term, 0, _),
        write_term(Stream, Term, [numbervars(true)])).


'$lgt_pretty_print_vars_quoted'(Stream, Term) :-
    \+ \+ (
        numbervars(Term, 0, _),
        write_term(Stream, Term, [numbervars(true), quoted(true)])).



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


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

'$lgt_stream_current_line_number'(Stream, Line) :-
    line_count(Stream, Last),
    Line is Last + 1.



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


% '$lgt_ignore_pl_directive'(@callable)

'$lgt_ignore_pl_directive'(comment(_, _)).


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

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


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

'$lgt_rewrite_and_recompile_pl_directive'(imports(Module, Imports), uses(Module, Imports)).
'$lgt_rewrite_and_recompile_pl_directive'(module(Module, Exports, []), module(Module, Exports)) :-
    (   var(Module) ->      % module name taken from file name
        '$lgt_ciao_find_module_name'(Module)
    ;   true
    ).
'$lgt_rewrite_and_recompile_pl_directive'(module(Module, Exports, [assertions]), module(Module, Exports)) :-
    (   var(Module) ->      % module name taken from file name
        '$lgt_ciao_find_module_name'(Module)
    ;   true
    ).


'$lgt_ciao_find_module_name'(Module) :-
    stream_property(Stream, mode(read)),
    stream_property(Stream, file_name(Path)),
    no_path_file_name(Path, File),
    extension(File, '.lgt'),
    basename(File, Module),
    !.



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  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!
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%