gnu.pl

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  This file is part of Logtalk <http://logtalk.org/>  
%  Copyright (c) 1998-2014 Paulo Moura <pmoura@logtalk.org>
%
%  Adapter file for GNU Prolog 1.4.2 (and later versions)
%  Last updated on April 23, 2014
%
%  This program is free software: you can redistribute it and/or modify
%  it under the terms of the GNU General Public License as published by
%  the Free Software Foundation, either version 3 of the License, or
%  (at your option) any later version.
%  
%  This program is distributed in the hope that it will be useful,
%  but WITHOUT ANY WARRANTY; without even the implied warranty of
%  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
%  GNU General Public License for more details.
%  
%  You should have received a copy of the GNU General Public License
%  along with this program.  If not, see <http://www.gnu.org/licenses/>.
%  
%  Additional licensing terms apply per Section 7 of the GNU General
%  Public License 3. Consult the `LICENSE.txt` file for details.
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%



:- built_in.
:- set_prolog_flag(strict_iso, off).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  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.



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  de facto standard Prolog predicates that might be missing
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% between(+integer, +integer, ?integer) -- built-in


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


% format(+stream_or_alias, +character_code_list_or_atom, +list) -- built-in


% format(+character_code_list_or_atom, +list) -- built-in


% numbervars(?term, +integer, ?integer) -- built-in



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


% setup_call_cleanup(+callable, +callable, +callable)

setup_call_cleanup(_, _, _) :-
	throw(not_supported(setup_call_cleanup/3)).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  Prolog non-standard built-in meta-predicates and meta-directives
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_prolog_meta_predicate'(@callable, ?callable, ?atom)
%
% table of meta-predicate patterns for proprietary built-in predicates;
% the third argument, which must be either "predicate" or "control_construct",
% is used to guide the compilation of these meta-predicates in debug mode

'$lgt_prolog_meta_predicate'(Callable, Template, Kind) :-
	predicate_property(Callable, meta_predicate(Template)),
	predicate_property(Callable, built_in),
	(	predicate_property(Callable, control_construct) ->
		Kind = control_construct
	;	Kind = predicate
	),
	!.


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

'$lgt_prolog_meta_directive'(built_in(_), built_in(/)).
'$lgt_prolog_meta_directive'(built_in_fd(_), built_in_fd(/)).
'$lgt_prolog_meta_directive'(ensure_linked(_), ensure_linked(/)).


% '$lgt_prolog_to_logtalk_meta_argument_specifier_hook'(@nonvar, -atom)

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


% '$lgt_prolog_database_predicate'(@callable)

'$lgt_prolog_database_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 default by your Prolog compiler
%
%  there should only a single extension defined for Prolog source
%  files but multiple extensions can be defined for Logtalk source
%  files and for back-end specific temporary files
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


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

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



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  back-end Prolog features
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_prolog_feature'(?atom, ?atom)
%
% back-end Prolog compiler supported features (that are compatible with Logtalk)

'$lgt_prolog_feature'(prolog_dialect, gnu).
'$lgt_prolog_feature'(prolog_version, (Major, Minor, Patch)) :-
	catch(current_prolog_flag(version_data, gprolog(Major, Minor, Patch, _)), _, fail).
'$lgt_prolog_feature'(prolog_compatible_version, @>=((1,4,2))).

'$lgt_prolog_feature'(encoding_directive, unsupported).
'$lgt_prolog_feature'(tabling, unsupported).
'$lgt_prolog_feature'(threads, unsupported).
'$lgt_prolog_feature'(modules, unsupported).
'$lgt_prolog_feature'(coinduction, unsupported).



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


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

% startup flags:
'$lgt_default_flag'(settings_file, allow).
% lint compilation flags:
'$lgt_default_flag'(unknown_entities, warning).
'$lgt_default_flag'(misspelt_calls, warning).
'$lgt_default_flag'(singleton_variables, warning).
'$lgt_default_flag'(portability, silent).
'$lgt_default_flag'(redefined_built_ins, silent).
'$lgt_default_flag'(missing_directives, warning).
'$lgt_default_flag'(underscore_variables, dont_care).
% optional features compilation flags:
'$lgt_default_flag'(complements, deny).
'$lgt_default_flag'(dynamic_declarations, deny).
'$lgt_default_flag'(events, deny).
'$lgt_default_flag'(context_switching_calls, allow).
% other compilation flags:
'$lgt_default_flag'(scratch_directory, ScratchDirectory) :-
	os_version(Version),
	(	atom_concat('Microsoft Windows', _, Version) ->
		ScratchDirectory = './lgt_tmp/'
	;	ScratchDirectory = './.lgt_tmp/'
	).
'$lgt_default_flag'(report, on).
'$lgt_default_flag'(clean, on).
'$lgt_default_flag'(code_prefix, '$').
'$lgt_default_flag'(optimize, off).
'$lgt_default_flag'(source_data, on).
'$lgt_default_flag'(reload, changed).
'$lgt_default_flag'(debug, off).
% Prolog compiler and loader flags:
'$lgt_default_flag'(prolog_compiler, []).
'$lgt_default_flag'(prolog_loader, []).



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


% '$lgt_prolog_os_file_name'(+atom, -atom)
% '$lgt_prolog_os_file_name'(-atom, +atom)
%
% converts between Prolog internal file paths and operating-system paths

'$lgt_prolog_os_file_name'(Path, Path).


% '$lgt_expand_path'(+nonvar, -atom)
%
% expands a file path to a full path

'$lgt_expand_path'(Path, ExpandedPath) :-
	absolute_file_name(Path, ExpandedPath).


% '$lgt_file_exists'(+atom)
%
% checks if a file exists

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


% '$lgt_delete_file'(+atom)
%
% deletes a file

'$lgt_delete_file'(File) :-
	delete_file(File).


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

'$lgt_directory_exists'(Directory) :-
	file_exists(Directory).


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

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


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

'$lgt_change_directory'(Directory) :-
	change_directory(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_compile_prolog_code'(+atom, +atom, +list)
%
% compile to disk a Prolog file, resulting from a
% Logtalk source file, given a list of options

'$lgt_compile_prolog_code'(_, _, _).


% '$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, _, _) :-
	consult(File).


% '$lgt_file_modification_time'(+atom, -nonvar)
%
% gets a file modification time, assumed to be an opaque term but comparable

'$lgt_file_modification_time'(File, Time) :-
	file_property(File, last_modification(Time)).


% '$lgt_environment_variable'(?atom, ?atom)
%
% access to operating-system environment variables

'$lgt_environment_variable'(Variable, Value) :-
	environ(Variable, Value).


% '$lgt_startup_directory'(-atom)
%
% returns the Logtalk startup directory 

'$lgt_startup_directory'(Directory) :-
	(	environ('LOGTALK_STARTUP_DIRECTORY', Directory) ->
		true
	;	working_directory(Directory)
	).


% '$lgt_user_directory'(-atom)
%
% returns the Logtalk user directory; fails if unknown

'$lgt_user_directory'(Directory) :-
	environ('LOGTALKUSER', Directory).


% '$lgt_home_directory'(-atom)
%
% returns the Logtalk home directory; fails if unknown

'$lgt_home_directory'(Directory) :-
	environ('LOGTALKHOME', Directory).


% '$lgt_decompose_file_name'(+atom, ?atom, ?atom, ?atom)
%
% decomposes a file path in its components; the directory
% must always end with a slash and the extension must be
% the empty atom when it does not exist

'$lgt_decompose_file_name'(File, Directory, Name, Extension) :-
	decompose_file_name(File, Directory0, Name, Extension),
	(	Directory0 = '' ->
		Directory = './'
	;	sub_atom(Directory0, _, _, 0, '/') ->
		Directory = Directory0
	;	atom_concat(Directory0, '/', Directory)
	).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  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'(?integer, ?integer, ?integer)

'$lgt_current_date'(Year, Month, Day) :-
	date_time(dt(Year, Month, Day, _, _, _)).


% '$lgt_current_time'(?integer, ?integer, ?integer)

'$lgt_current_time'(Hours, Minutes, Seconds) :-
	date_time(dt(_, _, _, Hours, Minutes, Seconds)).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  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) :-
	cpu_time(Miliseconds),
	Seconds is Miliseconds / 1000.



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  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.



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  abstraction of the standard open/4 and close/1 predicates for dealing
%  with the alias/1 option in old non-compliant systems
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_open'(+atom, +atom, -stream, @list)

'$lgt_open'(File, Mode, Stream, Options) :-
	open(File, Mode, Stream, Options).


% '$lgt_close'(@stream)

'$lgt_close'(Stream) :-
	close(Stream).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  customized version of the read_term/3 predicate for returning the term
%  position (start and end lines; needed for improved error messages)
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


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

'$lgt_read_term'(Stream, Term, Options, LineBegin-LineEnd, Variables) :-
	line_count(Stream, LineBegin),
	read_term(Stream, Term, [syntax_error(error), variable_names(Variables)| Options]),
	line_count(Stream, LineEnd).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  Prolog dialect specific term and goal expansion
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


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

'$lgt_prolog_term_expansion'((:- Directive), Expanded) :-
	'$lgt_gnu_directive_expansion'(Directive, Expanded0),
	(	Expanded0 == [] ->
		Expanded  == []
	;	Expanded0 =  {ExpandedDirective} ->
		Expanded  =  {(:- ExpandedDirective)}
	;	Expanded  =  (:- Expanded0)
	).

'$lgt_gnu_directive_expansion'(built_in, {built_in}) :-
	\+ logtalk_load_context(entity_type, _).
'$lgt_gnu_directive_expansion'(built_in_fd, {built_in_fd}).
'$lgt_gnu_directive_expansion'(foreign(Template, Options), {foreign(Template, Options)}).
'$lgt_gnu_directive_expansion'(foreign(Template), {foreign(Template)}).
'$lgt_gnu_directive_expansion'(op(Priority, Specifier, ':'(Module,Operators)), {op(Priority, Specifier, Operators)}) :-
	Module == user.


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

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



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  converts between Prolog stream encoding names and XML encoding names
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_logtalk_prolog_encoding'(?atom, ?atom, +stream)

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



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  experimental lambda support predicates
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_copy_term_without_constraints'(@term, ?term)

'$lgt_copy_term_without_constraints'(Term, Copy) :-
	copy_term(Term, Copy).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  hooks predicates for writing and assert compiled entity terms
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_write_term_and_source_location'(@stream, @callable, +atom, @callable)

'$lgt_write_term_and_source_location'(Stream, Term, _Kind, _Location) :-
	write_canonical(Stream, Term),
	write(Stream, '.\n').


% '$lgt_assertz_entity_clause'(@clause, +atom)

'$lgt_assertz_entity_clause'(Clause, _Kind) :-
	assertz(Clause).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  dummy definitions just to avoid errors when using gplc to generate
%  executables
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


:- if(\+ predicate_property(current_module(_), built_in)).
	current_module(_) :- fail.
:- endif.

:- if(\+ predicate_property(ensure_loaded(_), built_in)).
	ensure_loaded(_) :- fail.
:- endif.

:- if(\+ predicate_property(use_module(_), built_in)).
	use_module(_) :- fail.
:- endif.

:- if(\+ predicate_property(use_module(_, _), built_in)).
	use_module(_, _) :- fail.
:- endif.

mutex_create(_, _) :- fail.
mutex_lock(_) :- fail.
mutex_property(_, _) :- fail.
mutex_unlock(_) :- fail.
thread_create(_, _, _) :- fail.
thread_get_message(_) :- fail.
thread_get_message(_, _) :- fail.
thread_peek_message(_, _) :- fail.
thread_property(_, _) :- fail.
thread_self(_) :- fail.
thread_send_message(_, _) :- fail.
with_mutex(_, _) :- fail.



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  error term normalization
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


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

'$lgt_normalize_error_term'(
	Error,
	Error
).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  message token printing
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


:- multifile('$logtalk#0.print_message_token#4'/5).
:- dynamic('$logtalk#0.print_message_token#4'/5).

%  ugly hack to deal with GNU Prolog's non-standard format/3 predicate
'$logtalk#0.print_message_token#4'(Stream, _, Format-Args, _, _) :-
	'$lgt_gnu_filter_format'(Format, FilteredFormat),
	format(Stream, FilteredFormat, Args).

'$lgt_gnu_filter_format'(Format, FilteredFormat) :-
	atom_codes(Format, FormatCodes),
	'$lgt_gnu_filter_format_codes'(FormatCodes, FilteredFormatCodes),
	atom_codes(FilteredFormat, FilteredFormatCodes).


'$lgt_gnu_filter_format_codes'([], []).
'$lgt_gnu_filter_format_codes'([0'%| Codes], [0'%, 0'%| FilteredCodes]) :-
	!,
	'$lgt_gnu_filter_format_codes'(Codes, FilteredCodes).
'$lgt_gnu_filter_format_codes'([Code| Codes], [Code| FilteredCodes]) :-
	!,
	'$lgt_gnu_filter_format_codes'(Codes, FilteredCodes).



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  term hashing
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% term_hash(@callable, +integer, +integer, -integer) -- built-in



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  string built-in type
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% '$lgt_string'(@term)

'$lgt_string'(_) :-
	fail.


% '$lgt_string_codes'(+string, -list(codes))
% '$lgt_string_codes'(-string, +list(codes))

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



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%  Shortcuts to the Logtalk built-in predicates logtalk_load/1 and
%  logtalk_make/1
%
%  defined in the adapter files to make it easier to comment them 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
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


{*} :-
	!,
	logtalk_make(all).
{!} :-
	!,
	logtalk_make(clean).


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



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