0018e82503
git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@1117 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
7756 lines
217 KiB
Prolog
7756 lines
217 KiB
Prolog
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% Logtalk - Object oriented extension to Prolog
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% Release 2.20.1
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%
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% Copyright (c) 1998-2004 Paulo Moura. All Rights Reserved.
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%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% operators
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%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% message sending operators
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:- op(600, xfy, ::). % send to object
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:- op(600, fy, ::). % send to self
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:- op(600, fy, ^^). % super call
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% mode operators
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:- op(200, fy, +). % input argument (instantiated)
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:- op(200, fy, ?). % input/output argument
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:- op(200, fy, @). % input argument (not modified by the call)
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:- op(200, fy, -). % output argument (not instantiated)
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% runtime directives
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%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% tables of defined events and monitors
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:- dynamic('$lgt_before_'/5). % '$lgt_before_'(Obj, Msg, Sender, Monitor, Call)
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:- dynamic('$lgt_after_'/5). % '$lgt_after_'(Obj, Msg, Sender, Monitor, Call)
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% tables of loaded entities and respective relationships
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:- dynamic('$lgt_current_protocol_'/3). % '$lgt_current_protocol_'(Ptc, Prefix, Type)
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:- dynamic('$lgt_current_category_'/3). % '$lgt_current_category_'(Ctg, Prefix, Type)
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:- dynamic('$lgt_current_object_'/6). % '$lgt_current_object_'(Obj, Prefix, Dcl, Def, Super, Type)
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:- dynamic('$lgt_implements_protocol_'/3). % '$lgt_implements_protocol_'(ObjOrCtg, Ptc, Scope)
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:- dynamic('$lgt_imports_category_'/3). % '$lgt_imports_category_'(Obj, Ctg, Scope)
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:- dynamic('$lgt_instantiates_class_'/3). % '$lgt_instantiates_class_'(Instance, Class, Scope)
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:- dynamic('$lgt_specializes_class_'/3). % '$lgt_specializes_class_'(Class, Superclass, Scope)
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:- dynamic('$lgt_extends_protocol_'/3). % '$lgt_extends_protocol_'(Ptc1, Ptc2, Scope)
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:- dynamic('$lgt_extends_object_'/3). % '$lgt_extends_object_'(Prototype, Parent, Scope)
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% debugger status and tables
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:- dynamic('$lgt_debugging_'/1). % '$lgt_debugging_'(Entity)
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:- dynamic('$lgt_dbg_debugging_'/0). % '$lgt_dbg_debugging_'
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:- dynamic('$lgt_dbg_tracing_'/0). % '$lgt_dbg_tracing_'
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:- dynamic('$lgt_dbg_skipping_'/0). % '$lgt_dbg_skipping_'
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:- dynamic('$lgt_dbg_spying_'/1). % '$lgt_dbg_spying_'(Functor/Arity)
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:- dynamic('$lgt_dbg_spying_'/4). % '$lgt_dbg_spying_'(Sender, This, Self, Goal)
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:- dynamic('$lgt_dbg_leashing_'/1). % '$lgt_dbg_leashing_'(Port)
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% runtime flags
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:- dynamic('$lgt_current_flag_'/2). % '$lgt_current_flag_'(Option, Value)
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% lookup caches for messages to an object, messages to self, and super calls
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:- dynamic('$lgt_obj_lookup_cache_'/6). % '$lgt_obj_lookup_cache_'(Obj, Pred, Sender, This, Self, Call)
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:- dynamic('$lgt_self_lookup_cache_'/6). % '$lgt_self_lookup_cache_'(Obj, Pred, Sender, This, Self, Call)
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:- dynamic('$lgt_super_lookup_cache_'/6). % '$lgt_super_lookup_cache_'(Obj, Pred, Sender, This, Self, Call)
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% pre-processor directives (used for entity compilation)
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%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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:- dynamic('$lgt_pp_compiler_option_'/2). % '$lgt_pp_compiler_option_'(Option, Value)
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:- dynamic('$lgt_pp_dcl_'/1). % '$lgt_pp_dcl_'(Clause)
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:- dynamic('$lgt_pp_ddcl_'/1). % '$lgt_pp_ddcl_'(Clause)
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:- dynamic('$lgt_pp_def_'/1). % '$lgt_pp_def_'(Clause)
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:- dynamic('$lgt_pp_ddef_'/1). % '$lgt_pp_ddef_'(Clause)
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:- dynamic('$lgt_pp_super_'/1). % '$lgt_pp_super_'(Clause)
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:- dynamic('$lgt_pp_dynamic_'/1). % '$lgt_pp_dynamic_'(Functor/Arity)
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:- dynamic('$lgt_pp_discontiguous_'/1). % '$lgt_pp_discontiguous_'(Functor/Arity)
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:- dynamic('$lgt_pp_mode_'/2). % '$lgt_pp_mode_'(Mode, Determinism)
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:- dynamic('$lgt_pp_public_'/1). % '$lgt_pp_public_'(Functor/Arity)
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:- dynamic('$lgt_pp_protected_'/1). % '$lgt_pp_protected_'(Functor/Arity)
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:- dynamic('$lgt_pp_private_'/1). % '$lgt_pp_private_'(Functor/Arity)
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:- dynamic('$lgt_pp_metapredicate_'/1). % '$lgt_pp_metapredicate_'(Pred)
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:- dynamic('$lgt_pp_object_'/9). % '$lgt_pp_object_'(Obj, Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef)
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:- dynamic('$lgt_pp_category_'/4). % '$lgt_pp_category_'(Ctg, Prefix, Dcl, Def)
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:- dynamic('$lgt_pp_protocol_'/3). % '$lgt_pp_protocol_'(Ptc, Prefix, Dcl)
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:- dynamic('$lgt_pp_uses_'/1). % '$lgt_pp_uses_'(Obj)
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:- dynamic('$lgt_pp_uses_'/2). % '$lgt_pp_uses_'(Obj, Predicate)
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:- dynamic('$lgt_pp_calls_'/1). % '$lgt_pp_calls_'(Entity)
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:- dynamic('$lgt_pp_info_'/1). % '$lgt_pp_info_'(List)
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:- dynamic('$lgt_pp_info_'/2). % '$lgt_pp_info_'(Functor/Arity, List)
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:- dynamic('$lgt_pp_implemented_protocol_'/4). % '$lgt_pp_implemented_protocol_'(Ptc, Prefix, Dcl, Scope)
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:- dynamic('$lgt_pp_imported_category_'/5). % '$lgt_pp_imported_category_'(Ctg, Prefix, Dcl, Def, Scope)
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:- dynamic('$lgt_pp_extended_object_'/10). % '$lgt_pp_extended_object_'(Parent, Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef, Scope)
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:- dynamic('$lgt_pp_instantiated_class_'/10). % '$lgt_pp_instantiated_class_'(Class, Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef, Scope)
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:- dynamic('$lgt_pp_specialized_class_'/10). % '$lgt_pp_specialized_class_'(Superclass, Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef, Scope)
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:- dynamic('$lgt_pp_extended_protocol_'/4). % '$lgt_pp_extended_protocol_'(Ptc2, Prefix, Dcl, Scope)
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:- dynamic('$lgt_pp_entity_'/4). % '$lgt_pp_entity_'(Type, Entity, Prefix, Dcl)
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:- dynamic('$lgt_pp_entity_functors_'/1). % '$lgt_pp_entity_functors_'(Clause)
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:- dynamic('$lgt_pp_entity_init_'/1). % '$lgt_pp_entity_init_'(Goal)
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:- dynamic('$lgt_pp_fentity_init_'/1). % '$lgt_pp_fentity_init_'(Goal)
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:- dynamic('$lgt_pp_entity_comp_mode_'/1). % '$lgt_pp_entity_comp_mode_'(Type)
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:- dynamic('$lgt_pp_redefined_built_in_'/3). % '$lgt_pp_redefined_built_in_'(Head, Context, THead)
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:- dynamic('$lgt_pp_directive_'/1). % '$lgt_pp_directive_'(Dir)
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:- dynamic('$lgt_pp_rclause_'/1). % '$lgt_pp_rclause_'(Clause)
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:- dynamic('$lgt_pp_eclause_'/1). % '$lgt_pp_eclause_'(Clause)
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:- dynamic('$lgt_pp_feclause_'/1). % '$lgt_pp_feclause_'(Clause)
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:- dynamic('$lgt_pp_defs_pred_'/1). % '$lgt_pp_defs_pred_'(Functor/Arity)
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:- dynamic('$lgt_pp_calls_pred_'/1). % '$lgt_pp_calls_pred_'(Functor/Arity)
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:- dynamic('$lgt_pp_referenced_object_'/1). % '$lgt_pp_referenced_object_'(Object)
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:- dynamic('$lgt_pp_referenced_protocol_'/1). % '$lgt_pp_referenced_protocol_'(Protocol)
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:- dynamic('$lgt_pp_referenced_category_'/1). % '$lgt_pp_referenced_category_'(Category)
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:- dynamic('$lgt_pp_global_op_'/3). % '$lgt_pp_global_op_'(Priority, Specifier, Operator)
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:- dynamic('$lgt_pp_local_op_'/3). % '$lgt_pp_local_op_'(Priority, Specifier, Operator)
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% top level runtime predicate for message sending: ::/2
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%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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Obj::Pred :-
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var(Obj),
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throw(error(instantiation_error, Obj::Pred, user)).
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Obj::Pred :-
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var(Pred),
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throw(error(instantiation_error, Obj::Pred, user)).
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Obj::Pred :-
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'$lgt_context'(Ctx, user, user, Obj, _, []),
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'$lgt_tr_msg'(Pred, Obj, Call, Ctx),
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(('$lgt_dbg_debugging_', '$lgt_debugging_'(Obj)) ->
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catch(
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'$lgt_dbg_goal'(Obj::Pred, Call, Ctx),
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Error,
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(Error = error(logtalk_debugger_aborted) ->
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write('Debugging session aborted by user. Debugger still on.'), nl, fail
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;
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throw(Error)))
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;
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call(Call)).
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% built-in predicates
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%
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% current_object(?object_identifier)
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current_object(Obj) :-
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nonvar(Obj),
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\+ callable(Obj),
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throw(error(type_error(object_identifier, Obj), current_object(Obj))).
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current_object(Obj) :-
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'$lgt_current_object_'(Obj, _, _, _, _, _).
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% current_protocol(?protocol_identifier)
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current_protocol(Ptc) :-
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nonvar(Ptc),
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\+ atom(Ptc),
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throw(error(type_error(protocol_identifier, Ptc), current_protocol(Ptc))).
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current_protocol(Ptc) :-
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'$lgt_current_protocol_'(Ptc, _, _).
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% current_category(?category_identifier)
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current_category(Ctg) :-
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nonvar(Ctg),
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\+ atom(Ctg),
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throw(error(type_error(category_identifier, Ctg), current_category(Ctg))).
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current_category(Ctg) :-
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'$lgt_current_category_'(Ctg, _, _).
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% object_property(?object_identifier, ?object_property)
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object_property(Obj, Prop) :-
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nonvar(Obj),
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\+ callable(Obj),
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throw(error(type_error(object_identifier, Obj), object_property(Obj, Prop))).
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object_property(Obj, Prop) :-
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nonvar(Prop),
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\+ '$lgt_member'(Prop, [(dynamic), static, built_in]),
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throw(error(domain_error(object_property, Prop), object_property(Obj, Prop))).
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object_property(user, built_in).
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object_property(debugger, built_in).
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object_property(Obj, Prop) :-
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'$lgt_current_object_'(Obj, _, _, _, _, Prop).
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% category_property(?category_identifier, ?category_property)
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category_property(Ctg, Prop) :-
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nonvar(Ctg),
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\+ atom(Ctg),
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throw(error(type_error(category_identifier, Ctg), category_property(Ctg, Prop))).
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category_property(Ctg, Prop) :-
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nonvar(Prop),
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\+ '$lgt_member'(Prop, [(dynamic), static, built_in]),
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throw(error(domain_error(category_property, Prop), category_property(Ctg, Prop))).
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category_property(Ctg, Prop) :-
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'$lgt_current_category_'(Ctg, _, Prop).
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% protocol_property(?protocol_identifier, ?protocol_property)
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protocol_property(Ptc, Prop) :-
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nonvar(Ptc),
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\+ atom(Ptc),
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throw(error(type_error(protocol_identifier, Ptc), protocol_property(Ptc, Prop))).
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protocol_property(Ptc, Prop) :-
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nonvar(Prop),
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\+ '$lgt_member'(Prop, [(dynamic), static, built_in]),
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throw(error(domain_error(protocol_property, Prop), protocol_property(Ptc, Prop))).
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protocol_property(Ptc, Prop) :-
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'$lgt_current_protocol_'(Ptc, _, Prop).
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% create_object(+object_identifier, +list, +list, +list)
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create_object(Obj, Rels, Dirs, Clauses) :-
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var(Obj),
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throw(error(instantiation_error, create_object(Obj, Rels, Dirs, Clauses))).
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create_object(Obj, Rels, Dirs, Clauses) :-
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\+ callable(Obj),
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throw(error(type_error(object_identifier, Obj), create_object(Obj, Rels, Dirs, Clauses))).
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create_object(Obj, Rels, Dirs, Clauses) :-
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'$lgt_current_object_'(Obj, _, _, _, _, _),
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throw(error(permission_error(replace, object, Obj), create_object(Obj, Rels, Dirs, Clauses))).
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create_object(Obj, Rels, Dirs, Clauses) :-
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'$lgt_current_category_'(Obj, _, _),
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throw(error(permission_error(replace, category, Obj), create_object(Obj, Rels, Dirs, Clauses))).
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create_object(Obj, Rels, Dirs, Clauses) :-
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'$lgt_current_protocol_'(Obj, _, _),
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throw(error(permission_error(replace, protocol, Obj), create_object(Obj, Rels, Dirs, Clauses))).
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create_object(Obj, Rels, Dirs, Clauses) :-
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(var(Rels); \+ '$lgt_proper_list'(Rels)),
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throw(error(type_error(list, Rels), create_object(Obj, Rels, Dirs, Clauses))).
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create_object(Obj, Rels, Dirs, Clauses) :-
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(var(Dirs); \+ '$lgt_proper_list'(Dirs)),
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throw(error(type_error(list, Dirs), create_object(Obj, Rels, Dirs, Clauses))).
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create_object(Obj, Rels, Dirs, Clauses) :-
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(var(Clauses); \+ '$lgt_proper_list'(Clauses)),
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throw(error(type_error(list, Clauses), create_object(Obj, Rels, Dirs, Clauses))).
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create_object(Obj, Rels, Dirs, Clauses) :-
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'$lgt_clean_pp_clauses',
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'$lgt_tr_directive'(object, [Obj| Rels]),
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'$lgt_tr_directives'([(dynamic)| Dirs]),
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'$lgt_tr_clauses'(Clauses),
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'$lgt_fix_redef_built_ins',
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'$lgt_gen_object_clauses',
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'$lgt_gen_object_directives',
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'$lgt_assert_tr_entity',
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'$lgt_report_unknown_entities',
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'$lgt_clean_pp_clauses'.
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% create_category(+category_identifier, +list, +list, +list)
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create_category(Ctg, Rels, Dirs, Clauses) :-
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var(Ctg),
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throw(error(instantiation_error, create_category(Ctg, Rels, Dirs, Clauses))).
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create_category(Ctg, Rels, Dirs, Clauses) :-
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\+ atom(Ctg),
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throw(error(type_error(category_identifier, Ctg), create_category(Ctg, Rels, Dirs, Clauses))).
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create_category(Ctg, Rels, Dirs, Clauses) :-
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'$lgt_current_category_'(Ctg, _, _),
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throw(error(permission_error(replace, category, Ctg), create_category(Ctg, Rels, Dirs, Clauses))).
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create_category(Ctg, Rels, Dirs, Clauses) :-
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'$lgt_current_object_'(Ctg, _, _, _, _, _),
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throw(error(permission_error(replace, object, Ctg), create_category(Ctg, Rels, Dirs, Clauses))).
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create_category(Ctg, Rels, Dirs, Clauses) :-
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'$lgt_current_protocol_'(Ctg, _, _),
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throw(error(permission_error(replace, protocol, Ctg), create_category(Ctg, Rels, Dirs, Clauses))).
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create_category(Ctg, Rels, Dirs, Clauses) :-
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(var(Rels); \+ '$lgt_proper_list'(Rels)),
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throw(error(type_error(list, Rels), create_category(Ctg, Rels, Dirs, Clauses))).
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create_category(Ctg, Rels, Dirs, Clauses) :-
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(var(Dirs); \+ '$lgt_proper_list'(Dirs)),
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throw(error(type_error(list, Dirs), create_category(Ctg, Rels, Dirs, Clauses))).
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create_category(Ctg, Rels, Dirs, Clauses) :-
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(var(Clauses); \+ '$lgt_proper_list'(Clauses)),
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throw(error(type_error(list, Clauses), create_category(Ctg, Rels, Dirs, Clauses))).
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create_category(Ctg, Rels, Dirs, Clauses) :-
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'$lgt_clean_pp_clauses',
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'$lgt_tr_directive'(category, [Ctg| Rels]),
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'$lgt_tr_directives'([(dynamic)| Dirs]),
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'$lgt_tr_clauses'(Clauses),
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'$lgt_fix_redef_built_ins',
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'$lgt_gen_category_clauses',
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'$lgt_gen_category_directives',
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'$lgt_assert_tr_entity',
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'$lgt_report_unknown_entities',
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'$lgt_clean_pp_clauses'.
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% create_protocol(+protocol_identifier, +list, +list)
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create_protocol(Ptc, Rels, Dirs) :-
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var(Ptc),
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throw(error(instantiation_error, create_protocol(Ptc, Rels, Dirs))).
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create_protocol(Ptc, Rels, Dirs) :-
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\+ atom(Ptc),
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throw(error(type_error(protocol_identifier, Ptc), create_protocol(Ptc, Rels, Dirs))).
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create_protocol(Ptc, Rels, Dirs) :-
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'$lgt_current_protocol_'(Ptc, _, _),
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throw(error(permission_error(replace, protocol, Ptc), create_protocol(Ptc, Rels, Dirs))).
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create_protocol(Ptc, Rels, Dirs) :-
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'$lgt_current_object_'(Ptc, _, _, _, _, _),
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throw(error(permission_error(replace, object, Ptc), create_protocol(Ptc, Rels, Dirs))).
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create_protocol(Ptc, Rels, Dirs) :-
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'$lgt_current_category_'(Ptc, _, _),
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throw(error(permission_error(replace, category, Ptc), create_protocol(Ptc, Rels, Dirs))).
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create_protocol(Ptc, Rels, Dirs) :-
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(var(Rels); \+ '$lgt_proper_list'(Rels)),
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throw(error(type_error(list, Rels), create_protocol(Ptc, Rels, Dirs))).
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create_protocol(Ptc, Rels, Dirs) :-
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(var(Dirs); \+ '$lgt_proper_list'(Dirs)),
|
|
throw(error(type_error(list, Dirs), create_protocol(Ptc, Rels, Dirs))).
|
|
|
|
create_protocol(Ptc, Rels, Dirs) :-
|
|
'$lgt_clean_pp_clauses',
|
|
'$lgt_tr_directive'(protocol, [Ptc| Rels]),
|
|
'$lgt_tr_directives'([(dynamic)| Dirs]),
|
|
'$lgt_gen_protocol_clauses',
|
|
'$lgt_gen_protocol_directives',
|
|
'$lgt_assert_tr_entity',
|
|
'$lgt_report_unknown_entities',
|
|
'$lgt_clean_pp_clauses'.
|
|
|
|
|
|
|
|
% abolish_object(@object_identifier)
|
|
|
|
abolish_object(Obj) :-
|
|
var(Obj),
|
|
throw(error(instantiation_error, abolish_object(Obj))).
|
|
|
|
abolish_object(Obj) :-
|
|
\+ callable(Obj),
|
|
throw(error(type_error(object_identifier, Obj), abolish_object(Obj))).
|
|
|
|
abolish_object(Obj) :-
|
|
'$lgt_current_object_'(Obj, Prefix, _, _, _, Type) ->
|
|
(Type = (dynamic) ->
|
|
'$lgt_call'(Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef),
|
|
forall(
|
|
'$lgt_call'(Def, _, _, _, _, Pred),
|
|
(functor(Pred, Functor, Arity), abolish(Functor/Arity))),
|
|
forall(
|
|
'$lgt_call'(DDef, _, _, _, _, Pred),
|
|
(functor(Pred, Functor, Arity), abolish(Functor/Arity))),
|
|
abolish(Dcl/4),
|
|
abolish(Dcl/6),
|
|
abolish(Def/5),
|
|
abolish(Def/6),
|
|
abolish(Super/6),
|
|
abolish(IDcl/6),
|
|
abolish(IDef/6),
|
|
abolish(DDcl/2),
|
|
abolish(DDef/5),
|
|
abolish(Prefix/7),
|
|
retractall('$lgt_current_object_'(Obj, _, _, _, _, _)),
|
|
retractall('$lgt_extends_object_'(Obj, _, _)),
|
|
retractall('$lgt_instantiates_class_'(Obj, _, _)),
|
|
retractall('$lgt_specializes_class_'(Obj, _, _)),
|
|
retractall('$lgt_implements_protocol_'(Obj, _, _)),
|
|
retractall('$lgt_imports_category_'(Obj, _, _)),
|
|
retractall('$lgt_debugging_'(Obj)),
|
|
'$lgt_clean_lookup_caches'
|
|
;
|
|
throw(error(permission_error(modify, static_object, Obj), abolish_object(Obj))))
|
|
;
|
|
throw(error(existence_error(object, Obj), abolish_object(Obj))).
|
|
|
|
|
|
|
|
% abolish_category(@category_identifier)
|
|
|
|
abolish_category(Ctg) :-
|
|
var(Ctg),
|
|
throw(error(instantiation_error, abolish_category(Ctg))).
|
|
|
|
abolish_category(Ctg) :-
|
|
\+ atom(Ctg),
|
|
throw(error(type_error(category_identifier, Ctg), abolish_category(Ctg))).
|
|
|
|
abolish_category(Ctg) :-
|
|
'$lgt_current_category_'(Ctg, Prefix, Type) ->
|
|
(Type = (dynamic) ->
|
|
'$lgt_call'(Prefix, Dcl, Def),
|
|
forall(
|
|
'$lgt_call'(Def, _, _, _, _, Pred),
|
|
(functor(Pred, Functor, Arity), abolish(Functor/Arity))),
|
|
abolish(Dcl/4),
|
|
abolish(Dcl/5),
|
|
abolish(Def/5),
|
|
abolish(Prefix/2),
|
|
retractall('$lgt_current_category_'(Ctg, _, _)),
|
|
retractall('$lgt_implements_protocol_'(Ctg, _, _)),
|
|
'$lgt_clean_lookup_caches'
|
|
;
|
|
throw(error(permission_error(modify, static_category, Ctg), abolish_category(Ctg))))
|
|
;
|
|
throw(error(existence_error(category, Ctg), abolish_category(Ctg))).
|
|
|
|
|
|
|
|
% abolish_protocol(@protocol_identifier)
|
|
|
|
abolish_protocol(Ptc) :-
|
|
var(Ptc),
|
|
throw(error(instantiation_error, abolish_protocol(Ptc))).
|
|
|
|
abolish_protocol(Ptc) :-
|
|
\+ atom(Ptc),
|
|
throw(error(type_error(protocol_identifier, Ptc), abolish_protocol(Ptc))).
|
|
|
|
abolish_protocol(Ptc) :-
|
|
'$lgt_current_protocol_'(Ptc, Prefix, Type) ->
|
|
(Type = (dynamic) ->
|
|
'$lgt_call'(Prefix, Dcl),
|
|
abolish(Dcl/4),
|
|
abolish(Dcl/5),
|
|
abolish(Prefix/1),
|
|
retractall('$lgt_current_protocol_'(Ptc, _, _)),
|
|
retractall('$lgt_extends_protocol_'(Ptc, _, _)),
|
|
'$lgt_clean_lookup_caches'
|
|
;
|
|
throw(error(permission_error(modify, static_protocol, Ptc), abolish_protocol(Ptc))))
|
|
;
|
|
throw(error(existence_error(protocol, Ptc), abolish_protocol(Ptc))).
|
|
|
|
|
|
|
|
% implements_protocol(?term, ?atom)
|
|
|
|
implements_protocol(Entity, Ptc) :-
|
|
catch(
|
|
implements_protocol(Entity, Ptc, _),
|
|
error(Error, _),
|
|
throw(error(Error, implements_protocol(Entity, Ptc)))).
|
|
|
|
|
|
|
|
% implements_protocol(?term, ?atom, ?atom)
|
|
|
|
implements_protocol(Entity, Ptc, Scope) :-
|
|
nonvar(Entity),
|
|
\+ callable(Entity),
|
|
throw(error(type_error(object_identifier, Entity), implements_protocol(Entity, Ptc, Scope))).
|
|
|
|
implements_protocol(Entity, Ptc, Scope) :-
|
|
nonvar(Ptc),
|
|
\+ atom(Ptc),
|
|
throw(error(type_error(protocol_identifier, Ptc), implements_protocol(Entity, Ptc, Scope))).
|
|
|
|
implements_protocol(Entity, Ptc, Scope) :-
|
|
nonvar(Scope),
|
|
\+ '$lgt_member'(Scope, [(public), protected, private]),
|
|
throw(error(type_error(scope, Scope), implements_protocol(Entity, Ptc, Scope))).
|
|
|
|
implements_protocol(Entity, Ptc, Scope) :-
|
|
'$lgt_implements_protocol_'(Entity, Ptc, Scope).
|
|
|
|
|
|
|
|
% imports_category(?term, ?term)
|
|
|
|
imports_category(Obj, Ctg) :-
|
|
catch(
|
|
imports_category(Obj, Ctg, _),
|
|
error(Error, _),
|
|
throw(error(Error, imports_category(Obj, Ctg)))).
|
|
|
|
|
|
|
|
% imports_category(?term, ?term, ?atom)
|
|
|
|
imports_category(Obj, Ctg, Scope) :-
|
|
nonvar(Obj),
|
|
\+ callable(Obj),
|
|
throw(error(type_error(object_identifier, Obj), imports_category(Obj, Ctg, Scope))).
|
|
|
|
imports_category(Obj, Ctg, Scope) :-
|
|
nonvar(Ctg),
|
|
\+ atom(Ctg),
|
|
throw(error(type_error(category_identifier, Ctg), imports_category(Obj, Ctg, Scope))).
|
|
|
|
imports_category(Obj, Ctg, Scope) :-
|
|
nonvar(Scope),
|
|
\+ '$lgt_member'(Scope, [(public), protected, private]),
|
|
throw(error(type_error(scope, Scope), imports_category(Obj, Ctg, Scope))).
|
|
|
|
imports_category(Obj, Ctg, Scope) :-
|
|
'$lgt_imports_category_'(Obj, Ctg, Scope).
|
|
|
|
|
|
|
|
% instantiates_class(?term, ?term)
|
|
|
|
instantiates_class(Obj, Class) :-
|
|
catch(
|
|
instantiates_class(Obj, Class, _),
|
|
error(Error, _),
|
|
throw(error(Error, instantiates_class(Obj, Class)))).
|
|
|
|
|
|
|
|
% instantiates_class(?term, ?term, ?atom)
|
|
|
|
instantiates_class(Obj, Class, Scope) :-
|
|
nonvar(Obj),
|
|
\+ callable(Obj),
|
|
throw(error(type_error(object_identifier, Obj), instantiates_class(Obj, Class, Scope))).
|
|
|
|
instantiates_class(Obj, Class, Scope) :-
|
|
nonvar(Class),
|
|
\+ callable(Class),
|
|
throw(error(type_error(object_identifier, Class), instantiates_class(Obj, Class, Scope))).
|
|
|
|
instantiates_class(Obj, Class, Scope) :-
|
|
nonvar(Scope),
|
|
\+ '$lgt_member'(Scope, [(public), protected, private]),
|
|
throw(error(type_error(scope, Scope), instantiates_class(Obj, Class, Scope))).
|
|
|
|
instantiates_class(Obj, Class, Scope) :-
|
|
'$lgt_instantiates_class_'(Obj, Class, Scope).
|
|
|
|
|
|
|
|
% specializes_class(?term, ?term)
|
|
|
|
specializes_class(Class, Superclass) :-
|
|
catch(
|
|
specializes_class(Class, Superclass, _),
|
|
error(Error, _),
|
|
throw(error(Error, specializes_class(Class, Superclass)))).
|
|
|
|
|
|
|
|
% specializes_class(?term, ?term, ?atom)
|
|
|
|
specializes_class(Class, Superclass, Scope) :-
|
|
nonvar(Class),
|
|
\+ callable(Class),
|
|
throw(error(type_error(object_identifier, Class), specializes_class(Class, Superclass, Scope))).
|
|
|
|
specializes_class(Class, Superclass, Scope) :-
|
|
nonvar(Superclass),
|
|
\+ callable(Superclass),
|
|
throw(error(type_error(object_identifier, Superclass), specializes_class(Class, Superclass, Scope))).
|
|
|
|
specializes_class(Class, Superclass, Scope) :-
|
|
nonvar(Scope),
|
|
\+ '$lgt_member'(Scope, [(public), protected, private]),
|
|
throw(error(type_error(scope, Scope), specializes_class(Class, Superclass, Scope))).
|
|
|
|
specializes_class(Class, Superclass, Scope) :-
|
|
'$lgt_specializes_class_'(Class, Superclass, Scope).
|
|
|
|
|
|
|
|
% extends_protocol(?atom, ?atom)
|
|
|
|
extends_protocol(Ptc1, Ptc2) :-
|
|
catch(
|
|
extends_protocol(Ptc1, Ptc2, _),
|
|
error(Error, _),
|
|
throw(error(Error, extends_protocol(Ptc1, Ptc2)))).
|
|
|
|
|
|
|
|
% extends_protocol(?atom, ?atom, ?atom)
|
|
|
|
extends_protocol(Ptc1, Ptc2, Scope) :-
|
|
nonvar(Ptc1),
|
|
\+ atom(Ptc1),
|
|
throw(error(type_error(protocol_identifier, Ptc1), extends_protocol(Ptc1, Ptc2, Scope))).
|
|
|
|
extends_protocol(Ptc1, Ptc2, Scope) :-
|
|
nonvar(Ptc2),
|
|
\+ atom(Ptc2),
|
|
throw(error(type_error(protocol_identifier, Ptc2), extends_protocol(Ptc1, Ptc2, Scope))).
|
|
|
|
extends_protocol(Ptc1, Ptc2, Scope) :-
|
|
nonvar(Scope),
|
|
\+ '$lgt_member'(Scope, [(public), protected, private]),
|
|
throw(error(type_error(scope, Scope), extends_protocol(Ptc1, Ptc2, Scope))).
|
|
|
|
extends_protocol(Ptc1, Ptc2, Scope) :-
|
|
'$lgt_extends_protocol_'(Ptc1, Ptc2, Scope).
|
|
|
|
|
|
|
|
% extends_object(?term, ?term)
|
|
|
|
extends_object(Prototype, Parent) :-
|
|
catch(
|
|
extends_object(Prototype, Parent, _),
|
|
error(Error, _),
|
|
throw(error(Error, extends_object(Prototype, Parent)))).
|
|
|
|
|
|
|
|
% extends_object(?term, ?term, ?atom)
|
|
|
|
extends_object(Prototype, Parent, Scope) :-
|
|
nonvar(Prototype),
|
|
\+ callable(Prototype),
|
|
throw(error(type_error(object_identifier, Prototype), extends_object(Prototype, Parent, Scope))).
|
|
|
|
extends_object(Prototype, Parent, Scope) :-
|
|
nonvar(Parent),
|
|
\+ callable(Parent),
|
|
throw(error(type_error(object_identifier, Parent), extends_object(Prototype, Parent, Scope))).
|
|
|
|
extends_object(Prototype, Parent, Scope) :-
|
|
nonvar(Scope),
|
|
\+ '$lgt_member'(Scope, [(public), protected, private]),
|
|
throw(error(type_error(scope, Scope), extends_object(Prototype, Parent, Scope))).
|
|
|
|
extends_object(Prototype, Parent, Scope) :-
|
|
'$lgt_extends_object_'(Prototype, Parent, Scope).
|
|
|
|
|
|
|
|
% current_event(?event, ?object_identifier, ?callable, ?object_identifier, ?object_identifier)
|
|
|
|
current_event(Event, Obj, Msg, Sender, Monitor) :-
|
|
nonvar(Event),
|
|
Event \= before,
|
|
Event \= after,
|
|
throw(error(type_error(event, Event), current_event(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
current_event(Event, Obj, Msg, Sender, Monitor) :-
|
|
nonvar(Obj),
|
|
\+ callable(Obj),
|
|
throw(error(type_error(object_identifier, Obj), current_event(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
current_event(Event, Obj, Msg, Sender, Monitor) :-
|
|
nonvar(Msg),
|
|
\+ callable(Msg),
|
|
throw(error(type_error(callable, Msg), current_event(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
current_event(Event, Obj, Msg, Sender, Monitor) :-
|
|
nonvar(Sender),
|
|
\+ callable(Sender),
|
|
throw(error(type_error(object_identifier, Sender), current_event(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
current_event(Event, Obj, Msg, Sender, Monitor) :-
|
|
nonvar(Monitor),
|
|
\+ callable(Monitor),
|
|
throw(error(type_error(object_identifier, Monitor), current_event(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
current_event(before, Obj, Msg, Sender, Monitor) :-
|
|
'$lgt_before_'(Obj, Msg, Sender, Monitor, _).
|
|
|
|
current_event(after, Obj, Msg, Sender, Monitor) :-
|
|
'$lgt_after_'(Obj, Msg, Sender, Monitor, _).
|
|
|
|
|
|
|
|
%define_events(@event, @object_identifier, @callable, @object_identifier, +object_identifier)
|
|
|
|
define_events(Event, Obj, Msg, Sender, Monitor) :-
|
|
nonvar(Event),
|
|
Event \= before,
|
|
Event \= after,
|
|
throw(error(type_error(event, Event), define_events(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
define_events(Event, Obj, Msg, Sender, Monitor) :-
|
|
nonvar(Obj),
|
|
\+ callable(Obj),
|
|
throw(error(type_error(object_identifier, Obj), define_events(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
define_events(Event, Obj, Msg, Sender, Monitor) :-
|
|
nonvar(Msg),
|
|
\+ callable(Msg),
|
|
throw(error(type_error(callable, Msg), define_events(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
define_events(Event, Obj, Msg, Sender, Monitor) :-
|
|
nonvar(Sender),
|
|
\+ callable(Sender),
|
|
throw(error(type_error(object_identifier, Sender), define_events(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
define_events(Event, Obj, Msg, Sender, Monitor) :-
|
|
var(Monitor),
|
|
throw(error(instantiation_error, define_events(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
define_events(Event, Obj, Msg, Sender, Monitor) :-
|
|
nonvar(Monitor),
|
|
\+ callable(Monitor),
|
|
throw(error(type_error(object_identifier, Monitor), define_events(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
define_events(Event, Obj, Msg, Sender, Monitor) :-
|
|
var(Event),
|
|
!,
|
|
'$lgt_current_object_'(Monitor, _, _, Def, _, _),
|
|
'$lgt_call'(Def, before(Obj, Msg, Sender), Monitor, Monitor, Monitor, BCall, _),
|
|
'$lgt_call'(Def, after(Obj, Msg, Sender), Monitor, Monitor, Monitor, ACall, _),
|
|
retractall('$lgt_before_'(Obj, Msg, Sender, Monitor, _)),
|
|
assertz('$lgt_before_'(Obj, Msg, Sender, Monitor, BCall)),
|
|
retractall('$lgt_after_'(Obj, Msg, Sender, Monitor, _)),
|
|
assertz('$lgt_after_'(Obj, Msg, Sender, Monitor, ACall)).
|
|
|
|
define_events(before, Obj, Msg, Sender, Monitor) :-
|
|
'$lgt_current_object_'(Monitor, _, _, Def, _, _),
|
|
'$lgt_call'(Def, before(Obj, Msg, Sender), Monitor, Monitor, Monitor, Call, _),
|
|
retractall('$lgt_before_'(Obj, Msg, Sender, Monitor, _)),
|
|
assertz('$lgt_before_'(Obj, Msg, Sender, Monitor, Call)).
|
|
|
|
define_events(after, Obj, Msg, Sender, Monitor) :-
|
|
'$lgt_current_object_'(Monitor, _, _, Def, _, _),
|
|
'$lgt_call'(Def, after(Obj, Msg, Sender), Monitor, Monitor, Monitor, Call, _),
|
|
retractall('$lgt_after_'(Obj, Msg, Sender, Monitor, _)),
|
|
assertz('$lgt_after_'(Obj, Msg, Sender, Monitor, Call)).
|
|
|
|
|
|
|
|
% abolish_events(@event, @object_identifier, @callable, @object_identifier, @object_identifier)
|
|
|
|
abolish_events(Event, Obj, Msg, Sender, Monitor) :-
|
|
nonvar(Event),
|
|
Event \= before,
|
|
Event \= after,
|
|
throw(error(type_error(event, Event), abolish_events(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
abolish_events(Event, Obj, Msg, Sender, Monitor) :-
|
|
nonvar(Obj),
|
|
\+ callable(Obj),
|
|
throw(error(type_error(object_identifier, Obj), abolish_events(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
abolish_events(Event, Obj, Msg, Sender, Monitor) :-
|
|
nonvar(Msg),
|
|
\+ callable(Msg),
|
|
throw(error(type_error(callable, Msg), abolish_events(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
abolish_events(Event, Obj, Msg, Sender, Monitor) :-
|
|
nonvar(Sender),
|
|
\+ callable(Sender),
|
|
throw(error(type_error(object_identifier, Sender), abolish_events(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
abolish_events(Event, Obj, Msg, Sender, Monitor) :-
|
|
nonvar(Monitor),
|
|
\+ callable(Monitor),
|
|
throw(error(type_error(object_identifier, Monitor), abolish_events(Event, Obj, Msg, Sender, Monitor))).
|
|
|
|
abolish_events(Event, Obj, Msg, Sender, Monitor) :-
|
|
var(Event),
|
|
!,
|
|
retractall('$lgt_before_'(Obj, Msg, Sender, Monitor, _)),
|
|
retractall('$lgt_after_'(Obj, Msg, Sender, Monitor, _)).
|
|
|
|
abolish_events(before, Obj, Msg, Sender, Monitor) :-
|
|
retractall('$lgt_before_'(Obj, Msg, Sender, Monitor, _)).
|
|
|
|
abolish_events(after, Obj, Msg, Sender, Monitor) :-
|
|
retractall('$lgt_after_'(Obj, Msg, Sender, Monitor, _)).
|
|
|
|
|
|
|
|
% compiling and loading built-in predicates
|
|
|
|
|
|
% '$lgt_compiler_option'(+atom, ?atom)
|
|
%
|
|
% gets/check the current value of a compiler option
|
|
|
|
'$lgt_compiler_option'(Option, Value) :-
|
|
'$lgt_pp_compiler_option_'(Option, Value2),
|
|
!,
|
|
Value = Value2.
|
|
|
|
'$lgt_compiler_option'(Option, Value) :-
|
|
'$lgt_current_flag_'(Option, Value2),
|
|
!,
|
|
Value = Value2.
|
|
|
|
'$lgt_compiler_option'(Option, Value) :-
|
|
'$lgt_default_flag'(Option, Value).
|
|
|
|
|
|
|
|
% logtalk_compile(@atom_or_atom_list)
|
|
%
|
|
% compiles to disk an entity or list of entities using default options
|
|
|
|
logtalk_compile(Entities) :-
|
|
catch(
|
|
logtalk_compile(Entities, []),
|
|
error(Error, _),
|
|
throw(error(Error, logtalk_compile(Entities)))).
|
|
|
|
|
|
|
|
% logtalk_compile(@atom_or_atom_list, @list)
|
|
%
|
|
% compiles to disk an entity or a list of entities using a list of options
|
|
|
|
logtalk_compile(Entity, Options) :-
|
|
atom(Entity),
|
|
Entity \= [],
|
|
!,
|
|
catch(
|
|
('$lgt_check_compiler_entity'(Entity),
|
|
'$lgt_check_compiler_options'(Options),
|
|
'$lgt_set_compiler_options'(Options),
|
|
'$lgt_compile_entity'(Entity, Options)),
|
|
Error,
|
|
throw(error(Error, logtalk_compile(Entity, Options)))).
|
|
|
|
logtalk_compile(Entities, Options) :-
|
|
catch(
|
|
('$lgt_check_compiler_entities'(Entities),
|
|
'$lgt_check_compiler_options'(Options),
|
|
'$lgt_set_compiler_options'(Options),
|
|
'$lgt_compile_entities'(Entities, Options)),
|
|
Error,
|
|
throw(error(Error, logtalk_compile(Entities, Options)))).
|
|
|
|
|
|
|
|
% '$lgt_check_compiler_entities'(@list)
|
|
%
|
|
% check if the entities names are valid and if the corresponding
|
|
% files exist in the current working directory
|
|
|
|
'$lgt_check_compiler_entities'(Entities) :-
|
|
var(Entities),
|
|
throw(instantiation_error).
|
|
|
|
'$lgt_check_compiler_entities'(Entities) :-
|
|
\+ '$lgt_proper_list'(Entities),
|
|
throw(type_error(atom_or_atom_list, Entities)).
|
|
|
|
'$lgt_check_compiler_entities'(Entities) :-
|
|
'$lgt_check_compiler_entity_list'(Entities).
|
|
|
|
|
|
|
|
'$lgt_check_compiler_entity_list'([]).
|
|
|
|
'$lgt_check_compiler_entity_list'([Entity| Entities]) :-
|
|
'$lgt_check_compiler_entity'(Entity),
|
|
'$lgt_check_compiler_entity_list'(Entities).
|
|
|
|
|
|
|
|
'$lgt_check_compiler_entity'(Entity) :-
|
|
var(Entity),
|
|
throw(instantiation_error).
|
|
|
|
'$lgt_check_compiler_entity'(Entity) :-
|
|
\+ atom(Entity),
|
|
throw(type_error(atom, Entity)).
|
|
|
|
'$lgt_check_compiler_entity'(Entity) :-
|
|
'$lgt_file_name'(metafile, Entity, File),
|
|
\+ '$lgt_file_exists'(File),
|
|
'$lgt_file_name'(logtalk, Entity, File),
|
|
\+ '$lgt_file_exists'(File),
|
|
throw(existence_error(entity, Entity)).
|
|
|
|
'$lgt_check_compiler_entity'(_).
|
|
|
|
|
|
|
|
% '$lgt_check_compiler_options'(@list)
|
|
%
|
|
% check if the compiler options are valid
|
|
|
|
'$lgt_check_compiler_options'(Options) :-
|
|
var(Options),
|
|
throw(instantiation_error).
|
|
|
|
'$lgt_check_compiler_options'(Options) :-
|
|
\+ '$lgt_proper_list'(Options),
|
|
throw(type_error(list, Options)).
|
|
|
|
'$lgt_check_compiler_options'(Options) :-
|
|
'$lgt_check_compiler_option_list'(Options).
|
|
|
|
|
|
|
|
'$lgt_check_compiler_option_list'([]).
|
|
|
|
'$lgt_check_compiler_option_list'([Option| Options]) :-
|
|
'$lgt_check_compiler_option'(Option),
|
|
'$lgt_check_compiler_option_list'(Options).
|
|
|
|
|
|
|
|
'$lgt_check_compiler_option'(Option) :-
|
|
'$lgt_valid_compiler_option'(Option) ->
|
|
true
|
|
;
|
|
throw(type_error(compiler_option, Option)).
|
|
|
|
|
|
|
|
% '$lgt_set_compiler_options'(@list)
|
|
%
|
|
% sets the compiler options
|
|
|
|
'$lgt_set_compiler_options'(Options) :-
|
|
retractall('$lgt_pp_compiler_option_'(_, _)),
|
|
'$lgt_assert_compiler_options'(Options),
|
|
('$lgt_pp_compiler_option_'(debug, on) ->
|
|
retractall('$lgt_pp_compiler_option_'(smart_compilation, _)),
|
|
asserta('$lgt_pp_compiler_option_'(smart_compilation, off))
|
|
;
|
|
true).
|
|
|
|
|
|
'$lgt_assert_compiler_options'([]).
|
|
|
|
'$lgt_assert_compiler_options'([Option| Options]) :-
|
|
Option =.. [Key, Value],
|
|
asserta('$lgt_pp_compiler_option_'(Key, Value)),
|
|
'$lgt_assert_compiler_options'(Options).
|
|
|
|
|
|
|
|
% logtalk_load(@atom_or_atom_list)
|
|
%
|
|
% compiles to disk and then loads to memory an entity
|
|
% or a list of entities using default options
|
|
|
|
logtalk_load(Entities) :-
|
|
catch(
|
|
logtalk_load(Entities, []),
|
|
error(Error, _),
|
|
throw(error(Error, logtalk_load(Entities)))).
|
|
|
|
|
|
|
|
% logtalk_load(@atom_or_atom_list, @list)
|
|
%
|
|
% compiles to disk and then loads to memory an entity
|
|
% or a list of entities using a list of options
|
|
|
|
logtalk_load(Entity, Options) :-
|
|
atom(Entity),
|
|
Entity \= [],
|
|
!,
|
|
catch(
|
|
('$lgt_check_compiler_entity'(Entity),
|
|
'$lgt_check_compiler_options'(Options),
|
|
'$lgt_set_compiler_options'(Options),
|
|
'$lgt_load_entity'(Entity, Options)),
|
|
Error,
|
|
throw(error(Error, logtalk_load(Entity, Options)))).
|
|
|
|
logtalk_load(Entities, Options) :-
|
|
catch(
|
|
('$lgt_check_compiler_entities'(Entities),
|
|
'$lgt_check_compiler_options'(Options),
|
|
'$lgt_set_compiler_options'(Options),
|
|
'$lgt_load_entities'(Entities, Options)),
|
|
Error,
|
|
throw(error(Error, logtalk_load(Entities, Options)))).
|
|
|
|
|
|
|
|
% set_logtalk_flag(+atom, +nonvar)
|
|
%
|
|
% sets a Logtalk flag
|
|
|
|
set_logtalk_flag(Flag, Value) :-
|
|
var(Flag),
|
|
throw(error(instantiation_error, set_logtalk_flag(Flag, Value))).
|
|
|
|
set_logtalk_flag(Flag, Value) :-
|
|
var(Value),
|
|
throw(error(instantiation_error, set_logtalk_flag(Flag, Value))).
|
|
|
|
set_logtalk_flag(Flag, Value) :-
|
|
nonvar(Flag),
|
|
\+ atom(Flag),
|
|
throw(error(type_error(atom, Flag), set_logtalk_flag(Flag, Value))).
|
|
|
|
set_logtalk_flag(Flag, Value) :-
|
|
atom(Flag),
|
|
\+ '$lgt_valid_flag'(Flag),
|
|
throw(error(domain_error(valid_flag, Flag), set_logtalk_flag(Flag, Value))).
|
|
|
|
set_logtalk_flag(Flag, Value) :-
|
|
'$lgt_read_only_flag'(Flag),
|
|
throw(error(permission_error(modify, read_only_flag, Flag), set_logtalk_flag(Flag, Value))).
|
|
|
|
set_logtalk_flag(Flag, Value) :-
|
|
\+ '$lgt_valid_flag'(Flag, Value),
|
|
throw(error(domain_error(valid_flag_value, Value), set_logtalk_flag(Flag, Value))).
|
|
|
|
set_logtalk_flag(debug, on) :-
|
|
!,
|
|
retractall('$lgt_current_flag_'(debug, _)),
|
|
assertz('$lgt_current_flag_'(debug, on)),
|
|
retractall('$lgt_current_flag_'(smart_compilation, _)),
|
|
assertz('$lgt_current_flag_'(smart_compilation, off)).
|
|
|
|
set_logtalk_flag(Flag, Value) :-
|
|
retractall('$lgt_current_flag_'(Flag, _)),
|
|
assertz('$lgt_current_flag_'(Flag, Value)).
|
|
|
|
|
|
|
|
% current_logtalk_flag(?atom, ?nonvar)
|
|
%
|
|
% tests/gets Logtalk flags
|
|
|
|
current_logtalk_flag(Flag, Value) :-
|
|
nonvar(Flag),
|
|
\+ atom(Flag),
|
|
throw(error(type_error(atom, Flag), current_logtalk_flag(Flag, Value))).
|
|
|
|
current_logtalk_flag(Flag, Value) :-
|
|
atom(Flag),
|
|
\+ '$lgt_valid_flag'(Flag),
|
|
throw(error(domain_error(valid_flag, Flag), current_logtalk_flag(Flag, Value))).
|
|
|
|
current_logtalk_flag(Flag, Value) :-
|
|
'$lgt_current_flag_'(Flag, Value).
|
|
|
|
current_logtalk_flag(Flag, Value) :-
|
|
'$lgt_default_flag'(Flag, Value),
|
|
\+ '$lgt_current_flag_'(Flag, _).
|
|
|
|
current_logtalk_flag(version, version(2, 20, 1)).
|
|
|
|
|
|
|
|
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
%
|
|
% built-in methods
|
|
%
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
|
|
|
|
|
% checks if an object exists at runtime
|
|
|
|
'$lgt_obj_exists'(Obj, Pred, Sender) :-
|
|
\+ '$lgt_current_object_'(Obj, _, _, _, _, _) ->
|
|
throw(error(existence_error(object, Obj), Obj::Pred, Sender))
|
|
;
|
|
true.
|
|
|
|
|
|
|
|
% current_predicate/1 built-in method
|
|
|
|
'$lgt_current_predicate'(Obj, Pred, Sender, _) :-
|
|
nonvar(Pred),
|
|
Pred \= _/_,
|
|
throw(error(type_error(predicate_indicator, Pred), Obj::current_predicate(Pred), Sender)).
|
|
|
|
'$lgt_current_predicate'(Obj, Functor/Arity, Sender, _) :-
|
|
nonvar(Functor),
|
|
\+ atom(Functor),
|
|
throw(error(type_error(predicate_indicator, Functor/Arity), Obj::current_predicate(Functor/Arity), Sender)).
|
|
|
|
'$lgt_current_predicate'(Obj, Functor/Arity, Sender, _) :-
|
|
nonvar(Arity),
|
|
\+ (integer(Arity), Arity >= 0),
|
|
throw(error(type_error(predicate_indicator, Functor/Arity), Obj::current_predicate(Functor/Arity), Sender)).
|
|
|
|
'$lgt_current_predicate'(Obj, Functor/Arity, Sender, _) :-
|
|
\+ '$lgt_current_object_'(Obj, _, _, _, _, _),
|
|
throw(error(existence_error(object, Obj), Obj::current_predicate(Functor/Arity), Sender)).
|
|
|
|
'$lgt_current_predicate'(Obj, Functor/Arity, Sender, Scope) :-
|
|
nonvar(Functor),
|
|
nonvar(Arity),
|
|
!,
|
|
functor(Pred, Functor, Arity),
|
|
'$lgt_current_object_'(Obj, _, Dcl, _, _, _),
|
|
'$lgt_once'(Dcl, Pred, PScope, _, _, SCtn, _),
|
|
once((\+ \+ PScope = Scope; Sender = SCtn)).
|
|
|
|
'$lgt_current_predicate'(Obj, Functor/Arity, Sender, Scope) :-
|
|
'$lgt_current_object_'(Obj, _, Dcl, _, _, _),
|
|
findall(
|
|
Functor/Arity - (PScope, SCtn),
|
|
('$lgt_call'(Dcl, Pred, PScope, _, _, SCtn, _),
|
|
once((\+ \+ PScope = Scope; Sender = SCtn)),
|
|
functor(Pred, Functor, Arity)),
|
|
Preds),
|
|
'$lgt_cp_filter'(Preds, Filtered),
|
|
'$lgt_member'(Functor/Arity - (PScope, SCtn), Filtered).
|
|
|
|
|
|
% '$lgt_cp_filter'(+list, -list)
|
|
%
|
|
% removes duplicated and redeclared predicates
|
|
|
|
'$lgt_cp_filter'([], []).
|
|
|
|
'$lgt_cp_filter'([Data| Rest], [Data| Rest2]) :-
|
|
'$lgt_cp_remove_all'(Rest, Data, Aux),
|
|
'$lgt_cp_filter'(Aux, Rest2).
|
|
|
|
|
|
'$lgt_cp_remove_all'([], _, []).
|
|
|
|
'$lgt_cp_remove_all'([F/A-_| Rest], F/A-D, List) :-
|
|
!,
|
|
'$lgt_cp_remove_all'(Rest, F/A-D, List).
|
|
|
|
'$lgt_cp_remove_all'([Data| Rest], Filter, [Data| Rest2]) :-
|
|
!,
|
|
'$lgt_cp_remove_all'(Rest, Filter, Rest2).
|
|
|
|
|
|
|
|
% predicate_property/2 built-in method
|
|
|
|
'$lgt_predicate_property'(Obj, Pred, Prop, Sender, _) :-
|
|
var(Pred),
|
|
throw(error(instantiation_error, Obj::predicate_property(Pred, Prop), Sender)).
|
|
|
|
'$lgt_predicate_property'(Obj, Pred, Prop, Sender, _) :-
|
|
nonvar(Prop),
|
|
\+ '$lgt_member'(Prop, [(public), protected, private, static, (dynamic), declared_in(_), defined_in(_), metapredicate(_), built_in]),
|
|
throw(error(domain_error(predicate_property, Prop), Obj::predicate_property(Pred, Prop), Sender)).
|
|
|
|
'$lgt_predicate_property'(Obj, Pred, Prop, Sender, _) :-
|
|
\+ callable(Pred),
|
|
throw(error(type_error(callable, Pred), Obj::predicate_property(Pred, Prop), Sender)).
|
|
|
|
'$lgt_predicate_property'(Obj, Pred, Prop, Sender, _) :-
|
|
\+ '$lgt_current_object_'(Obj, _, _, _, _, _),
|
|
throw(error(existence_error(object, Obj), Obj::predicate_property(Pred, Prop), Sender)).
|
|
|
|
'$lgt_predicate_property'(Obj, Pred, Prop, Sender, Scope) :-
|
|
'$lgt_current_object_'(Obj, _, Dcl, Def, _, _),
|
|
'$lgt_once'(Dcl, Pred, PScope, Type, Meta, SCtn, TCtn),
|
|
!,
|
|
once((\+ \+ PScope = Scope; Sender = SCtn)),
|
|
('$lgt_scope'(Prop, PScope);
|
|
Prop = Type;
|
|
Prop = declared_in(TCtn);
|
|
'$lgt_once'(Def, Pred, _, _, _, _, DCtn),
|
|
Prop = defined_in(DCtn);
|
|
Meta \= no, Prop = metapredicate(Meta)).
|
|
|
|
'$lgt_predicate_property'(_, Pred, Prop, _, Scope) :-
|
|
'$lgt_built_in_method'(Pred, PScope),
|
|
!,
|
|
functor(Pred, Functor, Arity),
|
|
functor(Meta, Functor, Arity),
|
|
\+ \+ PScope = Scope,
|
|
('$lgt_scope'(Prop, PScope);
|
|
Prop = static;
|
|
Prop = built_in;
|
|
('$lgt_metapredicate'(Meta) -> Prop = metapredicate(Meta))).
|
|
|
|
'$lgt_predicate_property'(_, Pred, Prop, _, _) :-
|
|
'$lgt_built_in'(Pred),
|
|
functor(Pred, Functor, Arity),
|
|
functor(Meta, Functor, Arity),
|
|
(Prop = (public);
|
|
('$lgt_predicate_property'(Pred, (dynamic)) -> Prop = (dynamic); Prop = static);
|
|
Prop = built_in;
|
|
('$lgt_metapredicate'(Meta) -> Prop = metapredicate(Meta))).
|
|
|
|
|
|
% '$lgt_scope'(?atom, ?term).
|
|
%
|
|
% converts between user and system scope terms
|
|
|
|
'$lgt_scope'(private, p).
|
|
'$lgt_scope'(protected, p(p)).
|
|
'$lgt_scope'((public), p(p(p))).
|
|
|
|
|
|
|
|
% abolish/1 built-in method
|
|
|
|
'$lgt_abolish'(Obj, Pred, Sender, _) :-
|
|
var(Pred),
|
|
throw(error(instantiation_error, Obj::abolish(Pred), Sender)).
|
|
|
|
'$lgt_abolish'(Obj, Pred, Sender, _) :-
|
|
Pred \= _/_,
|
|
throw(error(type_error(predicate_indicator, Pred), Obj::abolish(predicate), Sender)).
|
|
|
|
'$lgt_abolish'(Obj, Functor/Arity, Sender, _) :-
|
|
(var(Functor); var(Arity)),
|
|
throw(error(instantiation_error, Obj::abolish(Functor/Arity), Sender)).
|
|
|
|
'$lgt_abolish'(Obj, Functor/Arity, Sender, _) :-
|
|
\+ atom(Functor),
|
|
throw(error(type_error(atom, Functor), Obj::abolish(Functor/Arity), Sender)).
|
|
|
|
'$lgt_abolish'(Obj, Functor/Arity, Sender, _) :-
|
|
\+ integer(Arity),
|
|
throw(error(type_error(integer, Arity), Obj::abolish(Functor/Arity), Sender)).
|
|
|
|
'$lgt_abolish'(Obj, Functor/Arity, Sender, Scope) :-
|
|
'$lgt_current_object_'(Obj, Prefix, Dcl, _, _, _) ->
|
|
((functor(Pred, Functor, Arity),
|
|
'$lgt_call'(Dcl, Pred, PScope, Compilation, _, SCtn, _)) ->
|
|
((\+ \+ PScope = Scope; Sender = SCtn) ->
|
|
(Compilation = (dynamic) ->
|
|
'$lgt_call'(Prefix, _, _, _, _, _, DDcl, DDef),
|
|
('$lgt_call'(DDcl, Pred, _) ->
|
|
Clause =.. [DDcl, Pred, _],
|
|
retractall(Clause),
|
|
('$lgt_call'(DDef, Pred, _, _, _, Call) ->
|
|
functor(Call, CFunctor, CArity),
|
|
abolish(CFunctor/CArity),
|
|
Clause2 =.. [DDef, Pred, _, _, _, Call],
|
|
retractall(Clause2),
|
|
'$lgt_clean_lookup_caches'(Pred)
|
|
;
|
|
true)
|
|
;
|
|
('$lgt_call'(Dcl, Pred, _, _, _) ->
|
|
throw(error(permission_error(modify, predicate_declaration, Pred), Obj::abolish(Functor/Arity), Sender))
|
|
;
|
|
throw(error(existence_error(predicate_declaration, Pred), Obj::abolish(Functor/Arity), Sender))))
|
|
;
|
|
throw(error(permission_error(modify, static_predicate, Pred), Obj::abolish(Functor/Arity), Sender)))
|
|
;
|
|
(PScope = p ->
|
|
throw(error(permission_error(modify, private_predicate, Pred), Obj::abolish(Functor/Arity), Sender))
|
|
;
|
|
throw(error(permission_error(modify, protected_predicate, Pred), Obj::abolish(Functor/Arity), Sender))))
|
|
;
|
|
throw(error(existence_error(predicate_declaration, Pred), Obj::abolish(Functor/Arity), Sender)))
|
|
;
|
|
throw(error(existence_error(object, Obj), Obj::abolish(Functor/Arity), Sender)).
|
|
|
|
|
|
|
|
% asserta/1 built-in method
|
|
|
|
'$lgt_asserta'(Obj, Clause, Sender, _) :-
|
|
var(Clause),
|
|
throw(error(instantiation_error, Obj::asserta(Clause), Sender)).
|
|
|
|
'$lgt_asserta'(Obj, (Head:-Body), Sender, _) :-
|
|
var(Head),
|
|
throw(error(instantiation_error, Obj::asserta((Head:-Body)), Sender)).
|
|
|
|
'$lgt_asserta'(Obj, (Head:-Body), Sender, _) :-
|
|
\+ callable(Head),
|
|
throw(error(type_error(callable, Head), Obj::asserta((Head:-Body)), Sender)).
|
|
|
|
'$lgt_asserta'(Obj, (Head:-Body), Sender, _) :-
|
|
\+ callable(Body),
|
|
throw(error(type_error(callable, Body), Obj::asserta((Head:-Body)), Sender)).
|
|
|
|
'$lgt_asserta'(Obj, Clause, Sender, _) :-
|
|
\+ '$lgt_current_object_'(Obj, _, _, _, _, _),
|
|
throw(error(existence_error(object, Obj), Obj::asserta(Clause), Sender)).
|
|
|
|
'$lgt_asserta'(Obj, (Head:-Body), Sender, Scope) :-
|
|
!,
|
|
'$lgt_current_object_'(Obj, Prefix, _, _, _, _),
|
|
'$lgt_call'(Prefix, Dcl, Def, _, _, _, DDcl, DDef),
|
|
('$lgt_call'(Dcl, Head, PScope, Type, Meta, SCtn, _) ->
|
|
true
|
|
;
|
|
'$lgt_convert_test_scope'(Scope, Scope2),
|
|
'$lgt_assert_ddcl_clause'(DDcl, Head, Scope2)),
|
|
(Type = (dynamic) ->
|
|
((\+ \+ PScope = Scope; Sender = SCtn) ->
|
|
(('$lgt_once'(Def, Head, Sender2, This, Self, Call); '$lgt_once'(DDef, Head, Sender2, This, Self, Call)) ->
|
|
true
|
|
;
|
|
functor(Head, Functor, Arity),
|
|
'$lgt_assert_ddef_clause'(Functor, Arity, Prefix, DDef, _),
|
|
'$lgt_once'(DDef, Head, Sender2, This, Self, Call)),
|
|
(compound(Meta) ->
|
|
Head =.. [_| Args],
|
|
Meta =.. [_| MArgs],
|
|
'$lgt_extract_metavars'(Args, MArgs, Metavars)
|
|
;
|
|
Metavars = []),
|
|
'$lgt_context'(Ctx, Sender2, This, Self, Prefix, Metavars),
|
|
'$lgt_tr_body'(Body, TBody, DBody, Ctx),
|
|
('$lgt_debugging_'(Obj) ->
|
|
asserta((Call :- ('$lgt_nop'(Body), DBody)))
|
|
;
|
|
asserta((Call :- ('$lgt_nop'(Body), TBody))))
|
|
;
|
|
(PScope = p ->
|
|
throw(error(permission_error(modify, private_predicate, Head), Obj::asserta((Head:-Body)), Sender))
|
|
;
|
|
throw(error(permission_error(modify, protected_predicate, Head), Obj::asserta((Head:-Body)), Sender))))
|
|
;
|
|
throw(error(permission_error(modify, static_predicate, Head), Obj::asserta((Head:-Body)), Sender))).
|
|
|
|
'$lgt_asserta'(Obj, Head, Sender, Scope) :-
|
|
'$lgt_current_object_'(Obj, Prefix, _, _, _, _),
|
|
'$lgt_call'(Prefix, Dcl, Def, _, _, _, DDcl, DDef),
|
|
('$lgt_call'(Dcl, Head, PScope, Type, _, SCtn, _) ->
|
|
true
|
|
;
|
|
'$lgt_convert_test_scope'(Scope, Scope2),
|
|
'$lgt_assert_ddcl_clause'(DDcl, Head, Scope2)),
|
|
(Type = (dynamic) ->
|
|
((\+ \+ PScope = Scope; Sender = SCtn) ->
|
|
(('$lgt_once'(Def, Head, _, _, _, Call); '$lgt_once'(DDef, Head, _, _, _, Call)) ->
|
|
true
|
|
;
|
|
functor(Head, Functor, Arity),
|
|
'$lgt_assert_ddef_clause'(Functor, Arity, Prefix, DDef, _),
|
|
'$lgt_once'(DDef, Head, _, _, _, Call)),
|
|
('$lgt_debugging_'(Obj) ->
|
|
'$lgt_context'(Ctx, Sender, Obj, Obj, Prefix, []),
|
|
asserta((Call :- '$lgt_dbg_fact'(Head, Ctx)))
|
|
;
|
|
asserta(Call))
|
|
;
|
|
(PScope = p ->
|
|
throw(error(permission_error(modify, private_predicate, Head), Obj::asserta(Head), Sender))
|
|
;
|
|
throw(error(permission_error(modify, protected_predicate, Head), Obj::asserta(Head), Sender))))
|
|
;
|
|
throw(error(permission_error(modify, static_predicate, Head), Obj::asserta(Head), Sender))).
|
|
|
|
|
|
|
|
% assertz/1 built-in method
|
|
|
|
'$lgt_assertz'(Obj, Clause, Sender, _) :-
|
|
var(Clause),
|
|
throw(error(instantiation_error, Obj::assertz(Clause), Sender)).
|
|
|
|
'$lgt_assertz'(Obj, (Head:-Body), Sender, _) :-
|
|
var(Head),
|
|
throw(error(instantiation_error, Obj::assertz((Head:-Body)), Sender)).
|
|
|
|
'$lgt_assertz'(Obj, (Head:-Body), Sender, _) :-
|
|
\+ callable(Head),
|
|
throw(error(type_error(callable, Head), Obj::assertz((Head:-Body)), Sender)).
|
|
|
|
'$lgt_assertz'(Obj, (Head:-Body), Sender, _) :-
|
|
\+ callable(Body),
|
|
throw(error(type_error(callable, Body), Obj::assertz((Head:-Body)), Sender)).
|
|
|
|
'$lgt_assertz'(Obj, Clause, Sender, _) :-
|
|
\+ '$lgt_current_object_'(Obj, _, _, _, _, _),
|
|
throw(error(existence_error(object, Obj), Obj::assertz(Clause), Sender)).
|
|
|
|
'$lgt_assertz'(Obj, (Head:-Body), Sender, Scope) :-
|
|
!,
|
|
'$lgt_current_object_'(Obj, Prefix, _, _, _, _),
|
|
'$lgt_call'(Prefix, Dcl, Def, _, _, _, DDcl, DDef),
|
|
('$lgt_call'(Dcl, Head, PScope, Type, Meta, SCtn, _) ->
|
|
true
|
|
;
|
|
'$lgt_convert_test_scope'(Scope, Scope2),
|
|
'$lgt_assert_ddcl_clause'(DDcl, Head, Scope2)),
|
|
(Type = (dynamic) ->
|
|
((\+ \+ PScope = Scope; Sender = SCtn) ->
|
|
(('$lgt_once'(Def, Head, Sender2, This, Self, Call); '$lgt_once'(DDef, Head, Sender2, This, Self, Call)) ->
|
|
true
|
|
;
|
|
functor(Head, Functor, Arity),
|
|
'$lgt_assert_ddef_clause'(Functor, Arity, Prefix, DDef, _),
|
|
'$lgt_once'(DDef, Head, Sender2, This, Self, Call)),
|
|
(compound(Meta) ->
|
|
Head =.. [_| Args],
|
|
Meta =.. [_| MArgs],
|
|
'$lgt_extract_metavars'(Args, MArgs, Metavars)
|
|
;
|
|
Metavars = []),
|
|
'$lgt_context'(Ctx, Sender2, This, Self, Prefix, Metavars),
|
|
'$lgt_tr_body'(Body, TBody, DBody, Ctx),
|
|
('$lgt_debugging_'(Obj) ->
|
|
assertz((Call :- ('$lgt_nop'(Body), DBody)))
|
|
;
|
|
assertz((Call :- ('$lgt_nop'(Body), TBody))))
|
|
;
|
|
(PScope = p ->
|
|
throw(error(permission_error(modify, private_predicate, Head), Obj::assertz((Head:-Body)), Sender))
|
|
;
|
|
throw(error(permission_error(modify, protected_predicate, Head), Obj::assertz((Head:-Body)), Sender))))
|
|
;
|
|
throw(error(permission_error(modify, static_predicate, Head), Obj::assertz((Head:-Body)), Sender))).
|
|
|
|
'$lgt_assertz'(Obj, Head, Sender, Scope) :-
|
|
'$lgt_current_object_'(Obj, Prefix, _, _, _, _),
|
|
'$lgt_call'(Prefix, Dcl, Def, _, _, _, DDcl, DDef),
|
|
('$lgt_call'(Dcl, Head, PScope, Type, _, SCtn, _) ->
|
|
true
|
|
;
|
|
'$lgt_convert_test_scope'(Scope, Scope2),
|
|
'$lgt_assert_ddcl_clause'(DDcl, Head, Scope2)),
|
|
(Type = (dynamic) ->
|
|
((\+ \+ PScope = Scope; Sender = SCtn) ->
|
|
(('$lgt_once'(Def, Head, _, _, _, Call); '$lgt_once'(DDef, Head, _, _, _, Call)) ->
|
|
true
|
|
;
|
|
functor(Head, Functor, Arity),
|
|
'$lgt_assert_ddef_clause'(Functor, Arity, Prefix, DDef, _),
|
|
'$lgt_once'(DDef, Head, _, _, _, Call)),
|
|
('$lgt_debugging_'(Obj) ->
|
|
'$lgt_context'(Ctx, Sender, Obj, Obj, Prefix, []),
|
|
assertz((Call :- '$lgt_dbg_fact'(Head, Ctx)))
|
|
;
|
|
assertz(Call))
|
|
;
|
|
(PScope = p ->
|
|
throw(error(permission_error(modify, private_predicate, Head), Obj::assertz(Head), Sender))
|
|
;
|
|
throw(error(permission_error(modify, protected_predicate, Head), Obj::assertz(Head), Sender))))
|
|
;
|
|
throw(error(permission_error(modify, static_predicate, Head), Obj::assertz(Head), Sender))).
|
|
|
|
|
|
|
|
% clause/2 built-in method
|
|
|
|
'$lgt_clause'(Obj, Head, Body, Sender, _) :-
|
|
var(Head),
|
|
throw(error(instantiation_error, Obj::clause(Head, Body), Sender)).
|
|
|
|
'$lgt_clause'(Obj, Head, Body, Sender, _) :-
|
|
\+ callable(Head),
|
|
throw(error(type_error(callable, Head), Obj::clause(Head, Body), Sender)).
|
|
|
|
'$lgt_clause'(Obj, Head, Body, Sender, _) :-
|
|
nonvar(Body),
|
|
\+ callable(Body),
|
|
throw(error(type_error(callable, Body), Obj::clause(Head, Body), Sender)).
|
|
|
|
'$lgt_clause'(Obj, Head, Body, Sender, _) :-
|
|
\+ '$lgt_current_object_'(Obj, _, _, _, _, _),
|
|
throw(error(existence_error(object, Obj), Obj::clause(Head, Body), Sender)).
|
|
|
|
'$lgt_clause'(Obj, Head, Body, Sender, Scope) :-
|
|
'$lgt_current_object_'(Obj, Prefix, _, _, _, _),
|
|
'$lgt_call'(Prefix, Dcl, Def, _, _, _, _, DDef),
|
|
('$lgt_call'(Dcl, Head, PScope, Type, _, SCtn, _) ->
|
|
(Type = (dynamic) ->
|
|
((\+ \+ PScope = Scope; Sender = SCtn) ->
|
|
once(('$lgt_once'(Def, Head, _, _, _, Call); '$lgt_once'(DDef, Head, _, _, _, Call))),
|
|
clause(Call, TBody),
|
|
(TBody = ('$lgt_nop'(Body), _) ->
|
|
true
|
|
;
|
|
Body = TBody)
|
|
;
|
|
(PScope = p ->
|
|
throw(error(permission_error(access, private_predicate, Head), Obj::clause(Head, Body), Sender))
|
|
;
|
|
throw(error(permission_error(access, protected_predicate, Head), Obj::clause(Head, Body), Sender))))
|
|
;
|
|
throw(error(permission_error(access, static_predicate, Head), Obj::clause(Head, Body), Sender)))
|
|
;
|
|
throw(error(existence_error(predicate_declaration, Head), Obj::clause(Head, Body), Sender))).
|
|
|
|
|
|
|
|
% retract/1 built-in method
|
|
|
|
'$lgt_retract'(Obj, Clause, Sender, _) :-
|
|
var(Clause),
|
|
throw(error(instantiation_error, Obj::retract(Clause), Sender)).
|
|
|
|
'$lgt_retract'(Obj, (Head:-Body), Sender, _) :-
|
|
var(Head),
|
|
throw(error(instantiation_error, Obj::retract((Head:-Body)), Sender)).
|
|
|
|
'$lgt_retract'(Obj, (Head:-Body), Sender, _) :-
|
|
\+ callable(Head),
|
|
throw(error(type_error(callable, Head), Obj::retract((Head:-Body)), Sender)).
|
|
|
|
'$lgt_retract'(Obj, Clause, Sender, _) :-
|
|
\+ '$lgt_current_object_'(Obj, _, _, _, _, _),
|
|
throw(error(existence_error(object, Obj), Obj::retract(Clause), Sender)).
|
|
|
|
'$lgt_retract'(Obj, (Head:-Body), Sender, Scope) :-
|
|
!,
|
|
'$lgt_current_object_'(Obj, Prefix, _, _, _, _),
|
|
'$lgt_call'(Prefix, Dcl, Def, _, _, _, _, DDef),
|
|
('$lgt_call'(Dcl, Head, PScope, Type, _, SCtn, _) ->
|
|
(Type = (dynamic) ->
|
|
((\+ \+ PScope = Scope; Sender = SCtn) ->
|
|
('$lgt_call'(Def, Head, _, _, _, Call) ->
|
|
retract((Call :- ('$lgt_nop'(Body), _)))
|
|
;
|
|
('$lgt_call'(DDef, Head, _, _, _, Call) ->
|
|
retract((Call :- ('$lgt_nop'(Body), _))),
|
|
'$lgt_update_ddef_table'(DDef, Head, Call)
|
|
;
|
|
fail))
|
|
;
|
|
(PScope = p ->
|
|
throw(error(permission_error(modify, private_predicate, Head), Obj::retract((Head:-Body)), Sender))
|
|
;
|
|
throw(error(permission_error(modify, protected_predicate, Head), Obj::retract((Head:-Body)), Sender))))
|
|
;
|
|
throw(error(permission_error(modify, static_predicate, Head), Obj::retract((Head:-Body)), Sender)))
|
|
;
|
|
('$lgt_call'(DDef, Head, _, _, _, Call) -> % local dynamic predicate with no scope declaration
|
|
retract((Call :- ('$lgt_nop'(Body), _)))
|
|
;
|
|
throw(error(existence_error(predicate_declaration, Head), Obj::retract((Head:-Body)), Sender)))).
|
|
|
|
'$lgt_retract'(Obj, Head, Sender, Scope) :-
|
|
'$lgt_current_object_'(Obj, Prefix, _, _, _, _),
|
|
'$lgt_call'(Prefix, Dcl, Def, _, _, _, _, DDef),
|
|
('$lgt_call'(Dcl, Head, PScope, Type, _, SCtn, _) ->
|
|
(Type = (dynamic) ->
|
|
((\+ \+ PScope = Scope; Sender = SCtn) ->
|
|
('$lgt_call'(Def, Head, _, _, _, Call) ->
|
|
('$lgt_debugging_'(Obj) ->
|
|
retract((Call :- '$lgt_dbg_fact'(_, _)))
|
|
;
|
|
retract(Call))
|
|
;
|
|
('$lgt_call'(DDef, Head, _, _, _, Call) ->
|
|
('$lgt_debugging_'(Obj) ->
|
|
retract((Call :- '$lgt_dbg_fact'(_, _)))
|
|
;
|
|
retract(Call)),
|
|
'$lgt_update_ddef_table'(DDef, Head, Call)
|
|
;
|
|
fail))
|
|
;
|
|
(PScope = p ->
|
|
throw(error(permission_error(modify, private_predicate, Head), Obj::retract(Head), Sender))
|
|
;
|
|
throw(error(permission_error(modify, protected_predicate, Head), Obj::retract(Head), Sender))))
|
|
;
|
|
throw(error(permission_error(modify, static_predicate, Head), Obj::retract(Head), Sender)))
|
|
;
|
|
('$lgt_call'(DDef, Head, _, _, _, Call) -> % local dynamic predicate with no scope declaration
|
|
('$lgt_debugging_'(Obj) ->
|
|
retract((Call :- '$lgt_dbg_fact'(_, _)))
|
|
;
|
|
retract(Call))
|
|
;
|
|
throw(error(existence_error(predicate_declaration, Head), Obj::retract(Head), Sender)))).
|
|
|
|
|
|
|
|
% retractall/1 built-in method
|
|
|
|
'$lgt_retractall'(Obj, Head, Sender, _) :-
|
|
var(Head),
|
|
throw(error(instantiation_error, Obj::retractall(Head), Sender)).
|
|
|
|
'$lgt_retractall'(Obj, Head, Sender, _) :-
|
|
\+ callable(Head),
|
|
throw(error(type_error(callable, Head), Obj::retractall(Head), Sender)).
|
|
|
|
'$lgt_retractall'(Obj, Head, Sender, _) :-
|
|
\+ '$lgt_current_object_'(Obj, _, _, _, _, _),
|
|
throw(error(existence_error(object, Obj), Obj::retractall(Head), Sender)).
|
|
|
|
'$lgt_retractall'(Obj, Head, Sender, Scope) :-
|
|
'$lgt_current_object_'(Obj, Prefix, _, _, _, _),
|
|
'$lgt_call'(Prefix, Dcl, Def, _, _, _, _, DDef),
|
|
('$lgt_call'(Dcl, Head, PScope, Type, _, SCtn, _) ->
|
|
(Type = (dynamic) ->
|
|
((\+ \+ PScope = Scope; Sender = SCtn) ->
|
|
('$lgt_call'(Def, Head, _, _, _, Call) ->
|
|
retractall(Call)
|
|
;
|
|
('$lgt_call'(DDef, Head, _, _, _, Call) ->
|
|
retractall(Call),
|
|
'$lgt_update_ddef_table'(DDef, Head, Call)
|
|
;
|
|
true))
|
|
;
|
|
(PScope = p ->
|
|
throw(error(permission_error(modify, private_predicate, Head), Obj::retractall(Head), Sender))
|
|
;
|
|
throw(error(permission_error(modify, protected_predicate, Head), Obj::retractall(Head), Sender))))
|
|
;
|
|
throw(error(permission_error(modify, static_predicate, Head), Obj::retractall(Head), Sender)))
|
|
;
|
|
('$lgt_call'(DDef, Head, _, _, _, Call) -> % local dynamic predicate with no scope declaration
|
|
retractall(Call)
|
|
;
|
|
throw(error(existence_error(predicate_declaration, Head), Obj::retractall(Head), Sender)))).
|
|
|
|
|
|
|
|
% '$lgt_nop'(+goal)
|
|
%
|
|
% used in the implementation of the built-in
|
|
% method clause/2 to store original clause body
|
|
|
|
'$lgt_nop'(_).
|
|
|
|
|
|
|
|
% '$lgt_phrase'(+ruleset, ?list)
|
|
%
|
|
% phrase/2 built-in method
|
|
|
|
'$lgt_phrase'(Obj, Ruleset, Input, Sender, Scope) :-
|
|
catch(
|
|
'$lgt_phrase'(Obj, Ruleset, Input, [], Sender, Scope),
|
|
error(Error, _),
|
|
throw(error(Error, Obj::phrase(Ruleset, Input), Sender))).
|
|
|
|
|
|
|
|
% '$lgt_phrase'(+ruleset, ?list, ?list)
|
|
%
|
|
% phrase/3 built-in method
|
|
|
|
'$lgt_phrase'(Obj, Ruleset, Input, Rest, Sender, _) :-
|
|
var(Ruleset),
|
|
throw(error(instantiation_error, Obj::phrase(Ruleset, Input, Rest), Sender)).
|
|
|
|
'$lgt_phrase'(Obj, Ruleset, Input, Rest, Sender, _) :-
|
|
\+ callable(Ruleset),
|
|
throw(error(type_error(callable, Ruleset), Obj::phrase(Ruleset, Input, Rest), Sender)).
|
|
|
|
'$lgt_phrase'(Obj, Ruleset, Input, Rest, Sender, _) :-
|
|
nonvar(Input),
|
|
\+ '$lgt_proper_list'(Input),
|
|
throw(error(type_error(list, Input), Obj::phrase(Ruleset, Input, Rest), Sender)).
|
|
|
|
'$lgt_phrase'(Obj, Ruleset, Input, Rest, Sender, _) :-
|
|
nonvar(Rest),
|
|
\+ '$lgt_proper_list'(Rest),
|
|
throw(error(type_error(list, Rest), Obj::phrase(Ruleset, Input, Rest), Sender)).
|
|
|
|
'$lgt_phrase'(_, [], Input, Rest, _, _) :-
|
|
!,
|
|
Input = Rest.
|
|
|
|
'$lgt_phrase'(_, [Head| Tail], Input, Rest, _, _) :-
|
|
!,
|
|
'$lgt_append'([Head| Tail], Rest, Input).
|
|
|
|
'$lgt_phrase'(Obj, Ruleset, Input, Rest, Sender, Scope) :-
|
|
Ruleset =.. [Functor| Args],
|
|
'$lgt_append'(Args, [Input, Rest], Args2),
|
|
Pred =.. [Functor| Args2],
|
|
'$lgt_current_object_'(Obj, _, Dcl, Def, _, _),
|
|
('$lgt_call'(Dcl, Pred, PScope, _, _, SCtn, _) ->
|
|
((\+ \+ PScope = Scope; Sender = SCtn) ->
|
|
'$lgt_once'(Def, Pred, Sender, Obj, Obj, Call, _),
|
|
call(Call)
|
|
;
|
|
(PScope = p ->
|
|
throw(error(permission_error(access, private_predicate, Pred), Obj::phrase(Ruleset, Input, Rest), Sender))
|
|
;
|
|
throw(error(permission_error(access, protected_predicate, Pred), Obj::phrase(Ruleset, Input, Rest), Sender))))
|
|
;
|
|
((Obj = Sender, '$lgt_call'(Def, Pred, Obj, Obj, Obj, Call, _)) ->
|
|
call(Call)
|
|
;
|
|
throw(error(existence_error(procedure, Pred), Obj::phrase(Ruleset, Input, Rest), Sender)))).
|
|
|
|
|
|
|
|
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
%
|
|
% message sending
|
|
%
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
|
|
|
|
|
% '$lgt_send_to_self'(+object, ?term, +object)
|
|
|
|
'$lgt_send_to_self'(Self, Pred, This) :-
|
|
nonvar(Pred) ->
|
|
'$lgt_send_to_self_nv'(Self, Pred, This)
|
|
;
|
|
throw(error(instantiation_error, Self::Pred, This)).
|
|
|
|
|
|
|
|
% '$lgt_send_to_self_nv'(+object, +term, +object)
|
|
|
|
'$lgt_send_to_self_nv'(Self, Pred, This) :-
|
|
'$lgt_self_lookup_cache_'(Self, Pred, This, Self, Self, Call) ->
|
|
call(Call)
|
|
;
|
|
('$lgt_current_object_'(Self, _, Dcl, Def, _, _),
|
|
('$lgt_call'(Dcl, Pred, Scope, _, _, SCtn, _) ->
|
|
((Scope = p(_); This = SCtn) ->
|
|
functor(Pred, Functor, Arity),
|
|
functor(GPred, Functor, Arity),
|
|
'$lgt_once'(Def, GPred, This, Self, Self, Call, _),
|
|
asserta('$lgt_self_lookup_cache_'(Self, GPred, This, Self, Self, Call)),
|
|
GPred = Pred,
|
|
call(Call)
|
|
;
|
|
throw(error(permission_error(access, private_predicate, Pred), Self::Pred, This)))
|
|
;
|
|
('$lgt_built_in'(Pred) ->
|
|
call(Pred)
|
|
;
|
|
throw(error(existence_error(predicate_declaration, Pred), Self::Pred, This))))).
|
|
|
|
|
|
|
|
% '$lgt_send_to_object'(@object, ?term, +object)
|
|
|
|
'$lgt_send_to_object'(Obj, Pred, Sender) :-
|
|
nonvar(Obj) ->
|
|
(nonvar(Pred) ->
|
|
'$lgt_send_to_object_nv'(Obj, Pred, Sender)
|
|
;
|
|
throw(error(instantiation_error, Obj::Pred, Sender)))
|
|
;
|
|
throw(error(instantiation_error, Obj::Pred, Sender)).
|
|
|
|
|
|
|
|
% '$lgt_send_to_object_nv'(+object, +term, +object)
|
|
|
|
'$lgt_send_to_object_nv'(Obj, Pred, Sender) :-
|
|
'$lgt_obj_lookup_cache_'(Obj, Pred, Sender, Obj, Obj, Call) ->
|
|
\+ ('$lgt_before_'(Obj, Pred, Sender, _, BCall), \+ call(BCall)),
|
|
call(Call),
|
|
\+ ('$lgt_after_'(Obj, Pred, Sender, _, ACall), \+ call(ACall))
|
|
;
|
|
('$lgt_current_object_'(Obj, _, Dcl, Def, _, _) ->
|
|
('$lgt_call'(Dcl, Pred, Scope, _, _, _, _) ->
|
|
(Scope = p(p(_)) ->
|
|
functor(Pred, Functor, Arity),
|
|
functor(GPred, Functor, Arity),
|
|
'$lgt_once'(Def, GPred, GSender, GThis, GSelf, Call, _),
|
|
asserta('$lgt_obj_lookup_cache_'(Obj, GPred, GSender, GThis, GSelf, Call)),
|
|
GPred = Pred, GSender = Sender, GThis = Obj, GSelf = Obj,
|
|
\+ ('$lgt_before_'(Obj, Pred, Sender, _, BCall), \+ call(BCall)),
|
|
call(Call),
|
|
\+ ('$lgt_after_'(Obj, Pred, Sender, _, ACall), \+ call(ACall))
|
|
;
|
|
(Scope = p ->
|
|
throw(error(permission_error(access, private_predicate, Pred), Obj::Pred, Sender))
|
|
;
|
|
throw(error(permission_error(access, protected_predicate, Pred), Obj::Pred, Sender))))
|
|
;
|
|
('$lgt_built_in'(Pred) ->
|
|
call(Pred)
|
|
;
|
|
throw(error(existence_error(predicate_declaration, Pred), Obj::Pred, Sender))))
|
|
;
|
|
throw(error(existence_error(object, Obj), Obj::Pred, Sender))).
|
|
|
|
|
|
|
|
% '$lgt_send_to_super'(+object, ?term, +object, +object)
|
|
|
|
'$lgt_send_to_super'(Self, Pred, This, Sender) :-
|
|
nonvar(Pred) ->
|
|
'$lgt_send_to_super_nv'(Self, Pred, This, Sender)
|
|
;
|
|
throw(error(instantiation_error, ^^Pred, This)).
|
|
|
|
|
|
|
|
% '$lgt_send_to_super_nv'(+object, +term, +object, +object)
|
|
|
|
'$lgt_send_to_super_nv'(Self, Pred, This, Sender) :-
|
|
'$lgt_super_lookup_cache_'(This, Pred, Sender, This, Self, Call) ->
|
|
call(Call)
|
|
;
|
|
('$lgt_current_object_'(Self, _, Dcl, _, _, _),
|
|
('$lgt_call'(Dcl, Pred, Scope, _, _, SCtn, _) ->
|
|
((Scope = p(_); This = SCtn) ->
|
|
'$lgt_current_object_'(This, _, _, _, Super, _),
|
|
functor(Pred, Functor, Arity),
|
|
functor(GPred, Functor, Arity),
|
|
'$lgt_once'(Super, GPred, GSender, This, Self, Call, Ctn),
|
|
(Ctn \= This ->
|
|
GPred = Pred, GSender = Sender,
|
|
asserta('$lgt_super_lookup_cache_'(This, GPred, GSender, This, Self, Call)),
|
|
call(Call)
|
|
;
|
|
throw(error(endless_loop(Pred), ^^Pred, This)))
|
|
;
|
|
throw(error(permission_error(access, private_predicate, Pred), ^^Pred, This)))
|
|
;
|
|
('$lgt_built_in'(Pred) ->
|
|
call(Pred)
|
|
;
|
|
throw(error(existence_error(predicate_declaration, Pred), ^^Pred, This))))).
|
|
|
|
|
|
|
|
% '$lgt_metacall_in_object'(+object, ?term, +object)
|
|
%
|
|
% metacalls in predicate definitions
|
|
|
|
'$lgt_metacall_in_object'(Obj, Pred, Sender) :-
|
|
var(Pred) ->
|
|
throw(error(instantiation_error, Obj::call(Pred), Sender))
|
|
;
|
|
(Obj = user ->
|
|
call(Pred)
|
|
;
|
|
'$lgt_current_object_'(Obj, Prefix, _, _, _, _),
|
|
'$lgt_context'(Ctx, Sender, Obj, Obj, Prefix, _),
|
|
'$lgt_tr_body'(Pred, Call, DCall, Ctx),
|
|
(('$lgt_dbg_debugging_', '$lgt_debugging_'(Obj)) ->
|
|
call(DCall)
|
|
;
|
|
call(Call))).
|
|
|
|
|
|
|
|
% '$lgt_call_built_in'(+term, +term)
|
|
%
|
|
% needed for runtime translation of dynamic clauses
|
|
|
|
'$lgt_call_built_in'(Pred, Ctx) :-
|
|
'$lgt_context'(Ctx, Sender, This, Self, _, _),
|
|
'$lgt_current_object_'(This, _, _, Def, _, _),
|
|
('$lgt_call'(Def, Pred, Sender, This, Self, Call) ->
|
|
call(Call)
|
|
;
|
|
call(Pred)).
|
|
|
|
|
|
|
|
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
%
|
|
% built-in pseudo-object object table clauses
|
|
%
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
|
|
|
|
|
'$lgt_current_object_'(user, '$lgt_po_user0_', '$lgt_po_user0__dcl', '$lgt_po_user0__def', _, static).
|
|
'$lgt_current_object_'(debugger, '$lgt_po_debugger0_', '$lgt_po_debugger0__dcl', '$lgt_po_debugger0__def', _, static).
|
|
|
|
|
|
|
|
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
%
|
|
% built-in pseudo-object user
|
|
%
|
|
% represents the Prolog database (excluding built-in predicates)
|
|
%
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
|
|
|
|
|
% the following clauses correspond to a virtual
|
|
% compilation of the pseudo-object user
|
|
|
|
|
|
'$lgt_po_user0_'('$lgt_po_user0__dcl', '$lgt_po_user0__def', _, _, _, _, _).
|
|
|
|
'$lgt_po_user0__dcl'(Pred, p(p(p)), Type, no) :-
|
|
(nonvar(Pred) ->
|
|
\+ '$lgt_built_in'(Pred),
|
|
functor(Pred, Functor, Arity),
|
|
current_predicate(Functor/Arity)
|
|
;
|
|
current_predicate(Functor/Arity),
|
|
\+ '$lgt_hidden_functor'(Functor),
|
|
functor(Pred, Functor, Arity),
|
|
\+ '$lgt_built_in'(Pred)),
|
|
('$lgt_predicate_property'(Pred, (dynamic)) ->
|
|
Type = (dynamic)
|
|
;
|
|
Type = static).
|
|
|
|
'$lgt_po_user0__dcl'(Pred, p(p(p)), Type, Meta, user, user) :-
|
|
'$lgt_po_user0__dcl'(Pred, p(p(p)), Type, Meta).
|
|
|
|
'$lgt_po_user0__def'(Pred, _, _, _, Pred).
|
|
|
|
'$lgt_po_user0__def'(Pred, _, _, _, Pred, user).
|
|
|
|
|
|
|
|
% '$lgt_hidden_functor'(+atom)
|
|
%
|
|
% hidden functors include Logtalk pre-processor and runtime internal functors
|
|
% and those used in the compiled code of objects, protocols, and categories
|
|
|
|
'$lgt_hidden_functor'(Functor) :-
|
|
atom_concat('$lgt_', _, Functor),
|
|
!.
|
|
|
|
'$lgt_hidden_functor'(Functor) :-
|
|
'$lgt_current_category_'(_, Prefix, _),
|
|
atom_concat(Prefix, _, Functor),
|
|
!.
|
|
|
|
'$lgt_hidden_functor'(Functor) :-
|
|
'$lgt_current_object_'(_, Prefix, _, _, _, _),
|
|
atom_concat(Prefix, _, Functor),
|
|
!.
|
|
|
|
'$lgt_hidden_functor'(Functor) :-
|
|
'$lgt_current_protocol_'(_, Prefix, _),
|
|
atom_concat(Prefix, _, Functor).
|
|
|
|
|
|
|
|
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
%
|
|
% built-in pseudo-object debugger
|
|
%
|
|
% implements the Logtalk buit-in debugging features
|
|
%
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
|
|
|
|
|
% the following clauses correspond to a virtual
|
|
% compilation of the pseudo-object debugger
|
|
|
|
'$lgt_po_debugger0_'('$lgt_po_debugger0__dcl', '$lgt_po_debugger0__def', _, _, _, _, _).
|
|
|
|
|
|
% debugger public protocol
|
|
|
|
'$lgt_po_debugger0__dcl'(reset, p(p(p)), static, no).
|
|
|
|
'$lgt_po_debugger0__dcl'(debug, p(p(p)), static, no).
|
|
'$lgt_po_debugger0__dcl'(nodebug, p(p(p)), static, no).
|
|
|
|
'$lgt_po_debugger0__dcl'(debugging, p(p(p)), static, no).
|
|
|
|
'$lgt_po_debugger0__dcl'(trace, p(p(p)), static, no).
|
|
'$lgt_po_debugger0__dcl'(notrace, p(p(p)), static, no).
|
|
|
|
'$lgt_po_debugger0__dcl'(spy(_), p(p(p)), static, no).
|
|
'$lgt_po_debugger0__dcl'(spy(_, _, _, _), p(p(p)), static, no).
|
|
'$lgt_po_debugger0__dcl'(nospy(_), p(p(p)), static, no).
|
|
'$lgt_po_debugger0__dcl'(nospy(_, _, _, _), p(p(p)), static, no).
|
|
'$lgt_po_debugger0__dcl'(nospyall, p(p(p)), static, no).
|
|
|
|
'$lgt_po_debugger0__dcl'(leash(_), p(p(p)), static, no).
|
|
|
|
|
|
'$lgt_po_debugger0__dcl'(Pred, p(p(p)), Type, Meta, debugger, debugger) :-
|
|
'$lgt_po_debugger0__dcl'(Pred, p(p(p)), Type, Meta).
|
|
|
|
|
|
'$lgt_po_debugger0__def'(reset, _, _, _, '$lgt_dbg_reset').
|
|
'$lgt_po_debugger0__def'(debug, _, _, _, '$lgt_dbg_debug').
|
|
'$lgt_po_debugger0__def'(debugging, _, _, _, '$lgt_dbg_debugging').
|
|
'$lgt_po_debugger0__def'(nodebug, _, _, _, '$lgt_dbg_nodebug').
|
|
'$lgt_po_debugger0__def'(trace, _, _, _, '$lgt_dbg_trace').
|
|
'$lgt_po_debugger0__def'(notrace, _, _, _, '$lgt_dbg_notrace').
|
|
'$lgt_po_debugger0__def'(spy(Preds), _, _, _, '$lgt_dbg_spy'(Preds)).
|
|
'$lgt_po_debugger0__def'(nospy(Preds), _, _, _, '$lgt_dbg_nospy'(Preds)).
|
|
'$lgt_po_debugger0__def'(spy(Sender, This, Self, Goal), _, _, _, '$lgt_dbg_spy'(Sender, This, Self, Goal)).
|
|
'$lgt_po_debugger0__def'(nospy(Sender, This, Self, Goal), _, _, _, '$lgt_dbg_nospy'(Sender, This, Self, Goal)).
|
|
'$lgt_po_debugger0__def'(nospyall, _, _, _, '$lgt_dbg_nospyall').
|
|
'$lgt_po_debugger0__def'(leash(Ports), _, _, _, '$lgt_dbg_leash'(Ports)).
|
|
|
|
|
|
'$lgt_po_debugger0__def'(Pred, _, _, _, Call, debugger) :-
|
|
'$lgt_po_debugger0__def'(Pred, _, _, _, Call).
|
|
|
|
|
|
'$lgt_dbg_reset' :-
|
|
'$lgt_dbg_nospyall',
|
|
'$lgt_dbg_leash'(full),
|
|
'$lgt_dbg_nodebug'.
|
|
|
|
|
|
'$lgt_dbg_debug' :-
|
|
'$lgt_dbg_debugging_' ->
|
|
write('Debugger is on: showing spy points for all objects compiled in debug mode.'), nl
|
|
;
|
|
assertz('$lgt_dbg_debugging_'),
|
|
retractall('$lgt_dbg_tracing_'),
|
|
write('Debugger switched on: showing spy points for all objects compiled in debug mode.'), nl.
|
|
|
|
|
|
'$lgt_dbg_nodebug' :-
|
|
'$lgt_dbg_debugging_' ->
|
|
retractall('$lgt_dbg_debugging_'),
|
|
retractall('$lgt_dbg_tracing_'),
|
|
write('Debugger switched off.'), nl
|
|
;
|
|
write('Debugger is off.'), nl.
|
|
|
|
|
|
'$lgt_dbg_trace' :-
|
|
'$lgt_dbg_tracing_' ->
|
|
write('Debugger is on: tracing everything for all objects compiled in debug mode.'), nl
|
|
;
|
|
assertz('$lgt_dbg_tracing_'),
|
|
retractall('$lgt_dbg_debugging_'),
|
|
assertz('$lgt_dbg_debugging_'),
|
|
write('Debugger switched on: tracing everything for all objects compiled in debug mode.'), nl.
|
|
|
|
|
|
'$lgt_dbg_notrace' :-
|
|
'$lgt_dbg_tracing_' ->
|
|
retractall('$lgt_dbg_tracing_'),
|
|
retractall('$lgt_dbg_debugging_'),
|
|
write('Debugger switched off.'), nl
|
|
;
|
|
write('Debugger is off.'), nl.
|
|
|
|
|
|
'$lgt_dbg_debugging' :-
|
|
('$lgt_dbg_debugging_' ->
|
|
write('Debugger is on: '),
|
|
('$lgt_dbg_tracing_' ->
|
|
write('tracing everything.'), nl
|
|
;
|
|
write('showing spy points.'), nl)
|
|
;
|
|
write('Debugger is off.'), nl), nl,
|
|
('$lgt_dbg_spying_'(_) ->
|
|
write('Defined predicate spy points (Functor/Arity):'), nl,
|
|
forall(
|
|
'$lgt_dbg_spying_'(Functor/Arity),
|
|
(write(' '), writeq(Functor), write('/'), write(Arity), nl))
|
|
;
|
|
write('No predicate spy points are defined.'), nl), nl,
|
|
('$lgt_dbg_spying_'(_, _, _, _) ->
|
|
write('Defined context spy points (Sender, This, Self, Goal):'), nl,
|
|
forall(
|
|
'$lgt_dbg_spying_'(Sender, This, Self, Goal),
|
|
(write(' '), '$lgt_dbg_pretty_print_spypoint'(Sender, This, Self, Goal), nl))
|
|
;
|
|
write('No context spy points are defined.'), nl), nl,
|
|
write('Leashed ports:'), nl, write(' '),
|
|
('$lgt_dbg_leashing_'(_) ->
|
|
forall(
|
|
'$lgt_dbg_leashing_'(Port),
|
|
(write(Port), write(' ')))
|
|
;
|
|
write('(none)')),
|
|
nl.
|
|
|
|
|
|
'$lgt_dbg_pretty_print_spypoint'(Sender, This, Self, Goal) :-
|
|
current_output(Output),
|
|
(var(Sender) -> write('_, '); '$lgt_pretty_print_vars_quoted'(Output, Sender), write(', ')),
|
|
(var(This) -> write('_, '); '$lgt_pretty_print_vars_quoted'(Output, This), write(', ')),
|
|
(var(Self) -> write('_, '); '$lgt_pretty_print_vars_quoted'(Output, Self), write(', ')),
|
|
(var(Goal) -> write('_'); '$lgt_pretty_print_vars_quoted'(Output, Goal)).
|
|
|
|
|
|
'$lgt_dbg_spy'(Preds) :-
|
|
nonvar(Preds),
|
|
'$lgt_dbg_spy_aux'(Preds),
|
|
write('Predicate spy points set.'), nl,
|
|
('$lgt_dbg_debugging_' ->
|
|
true
|
|
;
|
|
'$lgt_dbg_debug').
|
|
|
|
|
|
'$lgt_dbg_spy_aux'([]).
|
|
|
|
'$lgt_dbg_spy_aux'([Functor/Arity| Preds]) :-
|
|
nonvar(Functor),
|
|
nonvar(Arity),
|
|
('$lgt_dbg_spying_'(Functor/Arity) ->
|
|
true
|
|
;
|
|
assertz('$lgt_dbg_spying_'(Functor/Arity))),
|
|
'$lgt_dbg_spy_aux'(Preds).
|
|
|
|
'$lgt_dbg_spy_aux'(Functor/Arity) :-
|
|
nonvar(Functor),
|
|
nonvar(Arity),
|
|
('$lgt_dbg_spying_'(Functor/Arity) ->
|
|
true
|
|
;
|
|
assertz('$lgt_dbg_spying_'(Functor/Arity))).
|
|
|
|
|
|
'$lgt_dbg_nospy'(Preds) :-
|
|
'$lgt_dbg_nospy_aux'(Preds),
|
|
write('All matching predicate spy points removed.'), nl.
|
|
|
|
|
|
'$lgt_dbg_nospy_aux'(Preds) :-
|
|
var(Preds) ->
|
|
retractall('$lgt_dbg_spying_'(_))
|
|
;
|
|
'$lgt_dbg_nospy_aux2'(Preds).
|
|
|
|
|
|
'$lgt_dbg_nospy_aux2'([]).
|
|
|
|
'$lgt_dbg_nospy_aux2'([Functor/Arity| Preds]) :-
|
|
retractall('$lgt_dbg_spying_'(Functor/Arity)),
|
|
'$lgt_dbg_nospy_aux2'(Preds).
|
|
|
|
'$lgt_dbg_nospy_aux2'(Functor/Arity) :-
|
|
retractall('$lgt_dbg_spying_'(Functor/Arity)).
|
|
|
|
|
|
'$lgt_dbg_spy'(Sender, This, Self, Goal) :-
|
|
asserta('$lgt_dbg_spying_'(Sender, This, Self, Goal)),
|
|
write('Context spy point set.'), nl,
|
|
('$lgt_dbg_debugging_' ->
|
|
true
|
|
;
|
|
'$lgt_dbg_debug').
|
|
|
|
|
|
'$lgt_dbg_nospy'(Sender, This, Self, Goal) :-
|
|
retractall('$lgt_dbg_spying_'(Sender, This, Self, Goal)),
|
|
write('All matching context spy points removed.'), nl.
|
|
|
|
|
|
'$lgt_dbg_nospyall' :-
|
|
retractall('$lgt_dbg_spying_'(_)),
|
|
write('All predicate spy points removed.'), nl,
|
|
retractall('$lgt_dbg_spying_'(_, _, _, _)),
|
|
write('All context spy points removed.'), nl.
|
|
|
|
|
|
'$lgt_dbg_leash'(Value) :-
|
|
'$lgt_dbg_valid_leash_value'(Value, Ports),
|
|
retractall('$lgt_dbg_leashing_'(_)),
|
|
'$lgt_dbg_set_leash_ports'(Ports),
|
|
write('Debugger leash ports set to '), write(Ports), nl.
|
|
|
|
|
|
'$lgt_dbg_set_leash_ports'([]).
|
|
|
|
'$lgt_dbg_set_leash_ports'([Port| Ports]) :-
|
|
assertz('$lgt_dbg_leashing_'(Port)),
|
|
'$lgt_dbg_set_leash_ports'(Ports).
|
|
|
|
|
|
'$lgt_dbg_leashing_'(fact).
|
|
'$lgt_dbg_leashing_'(rule).
|
|
'$lgt_dbg_leashing_'(call).
|
|
'$lgt_dbg_leashing_'(exit).
|
|
'$lgt_dbg_leashing_'(redo).
|
|
'$lgt_dbg_leashing_'(fail).
|
|
'$lgt_dbg_leashing_'(exception).
|
|
|
|
|
|
'$lgt_dbg_valid_leash_value'(Shorthand, Ports) :-
|
|
atom(Shorthand),
|
|
!,
|
|
'$lgt_dbg_leash_shortand_ports'(Shorthand, Ports).
|
|
|
|
'$lgt_dbg_valid_leash_value'(Ports, Ports) :-
|
|
'$lgt_proper_list'(Ports),
|
|
'$lgt_dbg_valid_leash_ports'(Ports).
|
|
|
|
|
|
'$lgt_dbg_valid_leash_ports'([]).
|
|
|
|
'$lgt_dbg_valid_leash_ports'([Port| Ports]) :-
|
|
atom(Port),
|
|
'$lgt_dbg_valid_leash_port'(Port),
|
|
'$lgt_dbg_valid_leash_ports'(Ports).
|
|
|
|
|
|
'$lgt_dbg_valid_leash_port'(fact).
|
|
'$lgt_dbg_valid_leash_port'(rule).
|
|
'$lgt_dbg_valid_leash_port'(call).
|
|
'$lgt_dbg_valid_leash_port'(exit).
|
|
'$lgt_dbg_valid_leash_port'(redo).
|
|
'$lgt_dbg_valid_leash_port'(fail).
|
|
'$lgt_dbg_valid_leash_port'(exception).
|
|
|
|
|
|
'$lgt_dbg_leash_shortand_ports'(none, []).
|
|
'$lgt_dbg_leash_shortand_ports'(loose, [fact, rule, call]).
|
|
'$lgt_dbg_leash_shortand_ports'(half, [fact, rule, call, redo]).
|
|
'$lgt_dbg_leash_shortand_ports'(tight, [fact, rule, call, redo, fail, exception]).
|
|
'$lgt_dbg_leash_shortand_ports'(full, [fact, rule, call, exit, redo, fail, exception]).
|
|
|
|
|
|
'$lgt_dbg_leashing'(Port, Goal, Ctx, Code) :-
|
|
'$lgt_dbg_leashing_'(Port),
|
|
('$lgt_dbg_tracing_' ->
|
|
Code = ' '
|
|
;
|
|
'$lgt_dbg_spying'(Port, Goal, Ctx, Code)).
|
|
|
|
|
|
'$lgt_dbg_spying'(_, Goal, _, '+') :-
|
|
functor(Goal, Functor, Arity),
|
|
\+ \+ '$lgt_dbg_spying_'(Functor/Arity),
|
|
!.
|
|
|
|
'$lgt_dbg_spying'(_, Goal, Ctx, '*') :-
|
|
'$lgt_context'(Ctx, Sender, This, Self, _, _),
|
|
\+ \+ '$lgt_dbg_spying_'(Sender, This, Self, Goal).
|
|
|
|
|
|
'$lgt_dbg_fact'(Fact, Ctx) :-
|
|
'$lgt_dbg_debugging_',
|
|
\+ '$lgt_dbg_skipping_',
|
|
!,
|
|
'$lgt_dbg_port'(fact, Fact, _, Ctx, Action),
|
|
call(Action).
|
|
|
|
'$lgt_dbg_fact'(_, _).
|
|
|
|
|
|
'$lgt_dbg_head'(Head, Ctx) :-
|
|
'$lgt_dbg_debugging_',
|
|
\+ '$lgt_dbg_skipping_',
|
|
!,
|
|
'$lgt_dbg_port'(rule, Head, _, Ctx, Action),
|
|
call(Action).
|
|
|
|
'$lgt_dbg_head'(_, _).
|
|
|
|
|
|
'$lgt_dbg_goal'(Goal, TGoal, Ctx) :-
|
|
'$lgt_dbg_debugging_',
|
|
\+ '$lgt_dbg_skipping_',
|
|
!,
|
|
( '$lgt_dbg_port'(call, Goal, _, Ctx, CAction),
|
|
(CAction = skip ->
|
|
retractall('$lgt_dbg_skipping_'),
|
|
assertz('$lgt_dbg_skipping_'),
|
|
CAction2 = true
|
|
;
|
|
CAction2 = CAction),
|
|
call(CAction2),
|
|
catch(
|
|
call(TGoal),
|
|
Error,
|
|
('$lgt_dbg_port'(exception, Goal, Error, Ctx, TAction),
|
|
(TAction = fail -> fail; TAction = throw -> throw(Error)))),
|
|
( '$lgt_dbg_port'(exit, Goal, _, Ctx, EAction),
|
|
call(EAction)
|
|
;
|
|
'$lgt_dbg_port'(redo, Goal, _, Ctx, RAction),
|
|
(RAction = skip ->
|
|
retractall('$lgt_dbg_skipping_'),
|
|
assertz('$lgt_dbg_skipping_')),
|
|
fail
|
|
)
|
|
;
|
|
retractall('$lgt_dbg_skipping_'),
|
|
'$lgt_dbg_port'(fail, Goal, _, Ctx, _), fail
|
|
),
|
|
retractall('$lgt_dbg_skipping_').
|
|
|
|
'$lgt_dbg_goal'(_, TGoal, _) :-
|
|
call(TGoal).
|
|
|
|
|
|
'$lgt_dbg_port'(Port, Goal, Error, Ctx, Action) :-
|
|
'$lgt_dbg_debugging_',
|
|
!,
|
|
('$lgt_dbg_leashing'(Port, Goal, Ctx, Code) ->
|
|
repeat,
|
|
write(Code), '$lgt_dbg_write_port_name'(Port), writeq(Goal), write(' ? '),
|
|
catch('$lgt_read_single_char'(Option), _, fail),
|
|
'$lgt_dbg_valid_port_option'(Option, Port, Code),
|
|
catch('$lgt_dbg_do_port_option'(Option, Goal, Error, Ctx, Action), _, fail)
|
|
;
|
|
('$lgt_dbg_tracing_' ->
|
|
write(' '), '$lgt_dbg_write_port_name'(Port), writeq(Goal), nl
|
|
;
|
|
true),
|
|
Action = true
|
|
),
|
|
!.
|
|
|
|
'$lgt_dbg_port'(_, _, _, _, true).
|
|
|
|
|
|
'$lgt_dbg_write_port_name'(fact) :-
|
|
write(' Fact: ').
|
|
'$lgt_dbg_write_port_name'(rule) :-
|
|
write(' Rule: ').
|
|
'$lgt_dbg_write_port_name'(call) :-
|
|
write(' Call: ').
|
|
'$lgt_dbg_write_port_name'(exit) :-
|
|
write(' Exit: ').
|
|
'$lgt_dbg_write_port_name'(redo) :-
|
|
write(' Redo: ').
|
|
'$lgt_dbg_write_port_name'(fail) :-
|
|
write(' Fail: ').
|
|
'$lgt_dbg_write_port_name'(exception) :-
|
|
write(' Exception: ').
|
|
|
|
|
|
'$lgt_dbg_valid_port_option'(' ', _, _).
|
|
'$lgt_dbg_valid_port_option'(c, _, _).
|
|
'$lgt_dbg_valid_port_option'(l, _, _).
|
|
'$lgt_dbg_valid_port_option'(s, call, _).
|
|
'$lgt_dbg_valid_port_option'(s, redo, _).
|
|
'$lgt_dbg_valid_port_option'(f, _, _).
|
|
'$lgt_dbg_valid_port_option'(n, _, _).
|
|
'$lgt_dbg_valid_port_option'(@, _, _).
|
|
'$lgt_dbg_valid_port_option'(b, _, _).
|
|
'$lgt_dbg_valid_port_option'(a, _, _).
|
|
'$lgt_dbg_valid_port_option'(d, _, _).
|
|
'$lgt_dbg_valid_port_option'(x, _, _).
|
|
'$lgt_dbg_valid_port_option'(h, _, _).
|
|
'$lgt_dbg_valid_port_option'(?, _, _).
|
|
'$lgt_dbg_valid_port_option'(=, _, _).
|
|
'$lgt_dbg_valid_port_option'(*, _, ' ').
|
|
'$lgt_dbg_valid_port_option'(+, _, ' ').
|
|
'$lgt_dbg_valid_port_option'(-, _, +).
|
|
'$lgt_dbg_valid_port_option'(e, exception, _).
|
|
|
|
|
|
'$lgt_dbg_do_port_option'(' ', _, _, _, true).
|
|
'$lgt_dbg_do_port_option'(c, _, _, _, true).
|
|
|
|
'$lgt_dbg_do_port_option'(l, _, _, _, true) :-
|
|
retractall('$lgt_dbg_tracing_').
|
|
|
|
'$lgt_dbg_do_port_option'(s, _, _, _, skip).
|
|
|
|
'$lgt_dbg_do_port_option'(f, _, _, _, fail).
|
|
|
|
'$lgt_dbg_do_port_option'(n, _, _, _, true) :-
|
|
'$lgt_dbg_nodebug'.
|
|
|
|
'$lgt_dbg_do_port_option'(=, _, _, _, true) :-
|
|
'$lgt_dbg_debugging'.
|
|
|
|
'$lgt_dbg_do_port_option'(+, Goal, _, _, _) :-
|
|
(Goal = (_ :: Pred) ->
|
|
functor(Pred, Functor, Arity)
|
|
;
|
|
functor(Goal, Functor, Arity)),
|
|
'$lgt_dbg_spy'(Functor/Arity),
|
|
fail.
|
|
|
|
'$lgt_dbg_do_port_option'(-, Goal, _, _, true) :-
|
|
(Goal = (_ :: Pred) ->
|
|
functor(Pred, Functor, Arity)
|
|
;
|
|
functor(Goal, Functor, Arity)),
|
|
'$lgt_dbg_nospy'(Functor/Arity).
|
|
|
|
'$lgt_dbg_do_port_option'(*, Goal, _, _, true) :-
|
|
functor(Goal, Functor, Arity),
|
|
functor(CGoal, Functor, Arity),
|
|
write(' Enter a context spy point term formatted as (Sender, This, Self, Goal): '),
|
|
read(Spypoint),
|
|
Spypoint = (Sender, This, Self, CGoal),
|
|
'$lgt_dbg_spy'(Sender, This, Self, CGoal).
|
|
|
|
'$lgt_dbg_do_port_option'(@, _, _, _, _) :-
|
|
write(' ?- '),
|
|
read(Goal),
|
|
once((Goal; true)),
|
|
fail.
|
|
|
|
'$lgt_dbg_do_port_option'(b, _, _, _, _) :-
|
|
('$lgt_compiler_option'(supports_break_predicate, true) ->
|
|
break
|
|
;
|
|
write(' break no supportd on this Prolog compiler.'), nl),
|
|
fail.
|
|
|
|
'$lgt_dbg_do_port_option'(a, _, _, _, _) :-
|
|
throw(error(logtalk_debugger_aborted)).
|
|
|
|
'$lgt_dbg_do_port_option'(d, Goal, _, _, _) :-
|
|
write(' Current goal: '), write_term(Goal, [ignore_ops(true)]), nl,
|
|
fail.
|
|
|
|
'$lgt_dbg_do_port_option'(x, _, _, Ctx, _) :-
|
|
'$lgt_context'(Ctx, Sender, This, Self, _, _),
|
|
write(' Sender: '), writeq(Sender), nl,
|
|
write(' This: '), writeq(This), nl,
|
|
write(' Self: '), writeq(Self), nl,
|
|
fail.
|
|
|
|
'$lgt_dbg_do_port_option'(e, _, Error, _, _) :-
|
|
write(' Exception term: '), writeq(Error), nl,
|
|
fail.
|
|
|
|
'$lgt_dbg_do_port_option'(h, _, _, _, _) :-
|
|
write(' Available options are:'), nl,
|
|
write(' c - creep (go on; you may use the spacebar in alternative)'), nl,
|
|
write(' l - leep (continues execution until the next spy point is found)'), nl,
|
|
write(' s - skip (skips debugging for the current goal; only valid at call and redo ports)'), nl,
|
|
write(' f - fail (forces backtracking)'), nl,
|
|
write(' n - nodebug (turns off debugging)'), nl,
|
|
write(' @ - command (reads and executes a query)'), nl,
|
|
write(' b - break (suspends execution and starts new interpreter; type end_of_file to terminate)'), nl,
|
|
write(' a - abort (returns to top level interpreter)'), nl,
|
|
write(' d - display (writes current goal without using operator notation)'), nl,
|
|
write(' x - context (prints execution context)'), nl,
|
|
write(' e - exception (prints exception term thrown by current goal)'), nl,
|
|
write(' = - debugging (prints debugging information)'), nl,
|
|
write(' * - add (adds a context spy point for current goal)'), nl,
|
|
write(' + - add (adds a predicate spy point for current goal)'), nl,
|
|
write(' - - remove (removes a predicate spy point for current goal)'), nl,
|
|
write(' h - help (prints this list of options)'), nl,
|
|
fail.
|
|
|
|
'$lgt_dbg_do_port_option'(?, Goal, Error, Ctx, Action) :-
|
|
'$lgt_dbg_do_port_option'(h, Goal, Error, Ctx, Action).
|
|
|
|
|
|
|
|
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
%
|
|
% pre-processor - compiles Logtalk source files to Prolog
|
|
%
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
|
|
|
|
|
% '$lgt_split_metafile'(+atom, +list, -atom, -atom)
|
|
%
|
|
% splits a metafile into individual entity files plus a loading
|
|
% and a compiling helper files (returning their names)
|
|
|
|
'$lgt_split_metafile'(Source, Options, Loader, Compiler) :-
|
|
atom_concat(Source, '_load', Loader),
|
|
atom_concat(Source, '_compile', Compiler),
|
|
'$lgt_split_metafile_aux'(Source, Options, Loader, Compiler).
|
|
|
|
|
|
'$lgt_split_metafile_aux'(Source, _, Loader, Compiler) :-
|
|
'$lgt_compiler_option'(smart_compilation, on),
|
|
\+ '$lgt_needs_resplitting'(Source, Loader, Compiler),
|
|
!.
|
|
|
|
'$lgt_split_metafile_aux'(Source, Options, Loader, Compiler) :-
|
|
('$lgt_compiler_option'(report, on) ->
|
|
write('>>> splitting metafile '), writeq(Source), write('...'), nl
|
|
;
|
|
true),
|
|
'$lgt_file_name'(metafile, Source, Metafile),
|
|
catch(
|
|
(open(Metafile, read, Stream),
|
|
read_term(Stream, Term, []),
|
|
'$lgt_copy_metafile_term'(Stream, Term, Cache, Entities)),
|
|
Error,
|
|
'$lgt_compiler_error_handler'(Stream, Error)),
|
|
'$lgt_create_aux_files'(Source, Options, Loader, Compiler, Cache, Entities),
|
|
('$lgt_compiler_option'(report, on) ->
|
|
write('>>> metafile '), writeq(Source), write(' split'), nl
|
|
;
|
|
true).
|
|
|
|
|
|
|
|
% '$lgt_needs_resplitting'(+atom, +atom, +atom)
|
|
%
|
|
% true when a source metafile needs resplitting; assumes that the user does
|
|
% not temper with the files generated by the splitting of the metafile
|
|
|
|
'$lgt_needs_resplitting'(_, Loader, _) :-
|
|
'$lgt_file_name'(logtalk, Loader, LoaderFile),
|
|
\+ '$lgt_file_exists'(LoaderFile),
|
|
!.
|
|
|
|
'$lgt_needs_resplitting'(Source, _, Compiler) :-
|
|
'$lgt_file_name'(logtalk, Compiler, CompilerFile),
|
|
(\+ '$lgt_file_exists'(CompilerFile) ->
|
|
true
|
|
;
|
|
'$lgt_file_name'(metafile, Source, Metafile),
|
|
('$lgt_compare_file_mtimes'(Result, Metafile, CompilerFile) ->
|
|
Result = (>)
|
|
;
|
|
true)).
|
|
|
|
|
|
|
|
% '$lgt_create_aux_files'(+atom, +atom, +atom, +list, +list)
|
|
%
|
|
% creates a loading and a compiling helper files given a list of entities
|
|
|
|
'$lgt_create_aux_files'(Source, Options, Loader, Compiler, Cache, Entities) :-
|
|
'$lgt_file_name'(metafile, Source, Metafile),
|
|
'$lgt_file_name'(logtalk, Loader, LoaderFile),
|
|
'$lgt_file_name'(logtalk, Compiler, CompilerFile),
|
|
'$lgt_reverse'(Entities, Entities2),
|
|
'$lgt_reverse'(Cache, Cache2),
|
|
('$lgt_compiler_option'(report, on) ->
|
|
write('> creating loading helper file '), write(Loader), write('...'), nl
|
|
;
|
|
true),
|
|
catch(
|
|
(open(LoaderFile, write, LoaderStream),
|
|
write_term(LoaderStream, '% loader file automatically generated from source metafile ', []),
|
|
write_term(LoaderStream, Metafile, []), nl(LoaderStream), nl(LoaderStream),
|
|
write_canonical(LoaderStream, (:- initialization(logtalk_load(Entities2, Options)))),
|
|
write_term(LoaderStream, '.', []), nl(LoaderStream),
|
|
'$lgt_copy_cached_metafile_terms'(Cache2, LoaderStream)),
|
|
Error,
|
|
'$lgt_compiler_error_handler'(LoaderStream, Error)),
|
|
close(LoaderStream),
|
|
('$lgt_compiler_option'(report, on) ->
|
|
write('> loading helper file '), write(Loader), write(' created'), nl,
|
|
write('> creating compiling helper file '), write(Compiler), write('...'), nl
|
|
;
|
|
true),
|
|
catch(
|
|
(open(CompilerFile, write, CompilerStream),
|
|
write_term(CompilerStream, '% compiler file automatically generated from source metafile ', []),
|
|
write_term(CompilerStream, Metafile, []), nl(CompilerStream), nl(CompilerStream),
|
|
write_canonical(CompilerStream, (:- initialization(logtalk_compile(Entities2, Options)))),
|
|
write_term(CompilerStream, '.', []), nl(CompilerStream)),
|
|
Error,
|
|
'$lgt_compiler_error_handler'(CompilerStream, Error)),
|
|
close(CompilerStream),
|
|
('$lgt_compiler_option'(report, on) ->
|
|
write('> compiling helper file '), write(Compiler), write(' created'), nl
|
|
;
|
|
true).
|
|
|
|
|
|
|
|
% '$lgt_copy_cached_metafile_terms'(+list, +atom)
|
|
%
|
|
% copies cached terms which occurs before an entity
|
|
% definition to the entity source file
|
|
|
|
'$lgt_copy_cached_metafile_terms'([], _).
|
|
|
|
'$lgt_copy_cached_metafile_terms'([Term| Terms], Stream) :-
|
|
write_canonical(Stream, Term),
|
|
write_term(Stream, '.', []), nl(Stream),
|
|
'$lgt_copy_cached_metafile_terms'(Terms, Stream).
|
|
|
|
|
|
|
|
% '$lgt_copy_metafile_term'(+atom, @term, -list,-list)
|
|
%
|
|
% copies a term to either a cache or to an entity source file
|
|
% returning cached read terms and a list of extracted entities
|
|
|
|
'$lgt_copy_metafile_term'(Input, Term, Cache, Entities) :-
|
|
'$lgt_copy_metafile_term'(Input, Term, [], Cache, [], Entities).
|
|
|
|
|
|
'$lgt_copy_metafile_term'(Input, end_of_file, Cache, Cache, Entities, Entities) :-
|
|
!,
|
|
close(Input).
|
|
|
|
'$lgt_copy_metafile_term'(_, Term, _, _, _, _) :-
|
|
Term =.. [(:-), Directive],
|
|
'$lgt_closing_entity_directive'(Directive, Type),
|
|
throw(entity_opening_directive_missing(Type)).
|
|
|
|
'$lgt_copy_metafile_term'(Input, Term, CacheAcc, Cache, EntityAcc, Entities) :-
|
|
Term =.. [(:-), Directive],
|
|
'$lgt_opening_entity_directive'(Directive, Type, Entity),
|
|
!,
|
|
('$lgt_compiler_option'(report, on) ->
|
|
write('> extracting '), write(Type), write(' '), writeq(Entity), write('...'), nl
|
|
;
|
|
true),
|
|
'$lgt_file_name'(logtalk, Entity, File),
|
|
open(File, write, Output),
|
|
'$lgt_copy_cached_metafile_terms'(CacheAcc, Output),
|
|
write_canonical(Output, Term),
|
|
write_term(Output, '.', []), nl(Output),
|
|
'$lgt_copy_metafile_entity_terms'(Input, Output, Type),
|
|
('$lgt_compiler_option'(report, on) ->
|
|
write('> '), writeq(Entity), write(' extracted '), nl
|
|
;
|
|
true),
|
|
read_term(Input, Next, []),
|
|
'$lgt_copy_metafile_term'(Input, Next, [], Cache, [Entity| EntityAcc], Entities).
|
|
|
|
|
|
'$lgt_copy_metafile_term'(Input, Term, CacheAcc, Cache, EntityAcc, Entities) :-
|
|
read_term(Input, Next, []),
|
|
'$lgt_copy_metafile_term'(Input, Next, [Term| CacheAcc], Cache, EntityAcc, Entities).
|
|
|
|
|
|
|
|
% '$lgt_copy_metafile_entity_terms'(+atom, +atom, +atom)
|
|
%
|
|
% copies entity terms from the source metafile to an entity source file
|
|
|
|
'$lgt_copy_metafile_entity_terms'(Input, Output, Type) :-
|
|
read_term(Input, Term, []),
|
|
(Term = end_of_file ->
|
|
throw(entity_closing_directive_missing(Type))
|
|
;
|
|
write_canonical(Output, Term),
|
|
write_term(Output, '.', []), nl(Output),
|
|
((Term =.. [(:-), Directive], '$lgt_closing_entity_directive'(Directive, Type2)) ->
|
|
(Type = Type2 ->
|
|
close(Output)
|
|
;
|
|
throw(entity_enclosing_directives_mismatch(Type, Type2)))
|
|
;
|
|
'$lgt_copy_metafile_entity_terms'(Input, Output, Type))).
|
|
|
|
|
|
|
|
% '$lgt_copy_metafile_entity_terms'(+directive, -atom, -entity_identifier)
|
|
|
|
'$lgt_opening_entity_directive'(object(Entity), object, Entity).
|
|
'$lgt_opening_entity_directive'(object(Entity, _), object, Entity).
|
|
'$lgt_opening_entity_directive'(object(Entity, _, _), object, Entity).
|
|
'$lgt_opening_entity_directive'(object(Entity, _, _, _), object, Entity).
|
|
'$lgt_opening_entity_directive'(object(Entity, _, _, _, _), object, Entity).
|
|
'$lgt_opening_entity_directive'(protocol(Entity), protocol, Entity).
|
|
'$lgt_opening_entity_directive'(protocol(Entity, _), protocol, Entity).
|
|
'$lgt_opening_entity_directive'(category(Entity), category, Entity).
|
|
'$lgt_opening_entity_directive'(category(Entity, _), category, Entity).
|
|
|
|
|
|
|
|
% '$lgt_closing_entity_directive'(+directive, -entity_identifier)
|
|
|
|
'$lgt_closing_entity_directive'(end_object, object).
|
|
'$lgt_closing_entity_directive'(end_protocol, protocol).
|
|
'$lgt_closing_entity_directive'(end_category, category).
|
|
|
|
|
|
|
|
% '$lgt_load_entities'(+list, +list)
|
|
%
|
|
% compiles to disk and then loads to memory a list of entities
|
|
|
|
'$lgt_load_entities'([], _).
|
|
|
|
'$lgt_load_entities'([Entity| Entities], Options) :-
|
|
'$lgt_load_entity'(Entity, Options),
|
|
'$lgt_load_entities'(Entities, Options).
|
|
|
|
|
|
|
|
% '$lgt_load_entity'(+atom, +list)
|
|
%
|
|
% compiles to disk and then loads to memory an entity
|
|
|
|
'$lgt_load_entity'(Entity, Options) :-
|
|
'$lgt_file_name'(metafile, Entity, Metafile),
|
|
'$lgt_file_exists'(Metafile),
|
|
!,
|
|
'$lgt_split_metafile'(Entity, Options, Loader, _),
|
|
'$lgt_load_entity'(Loader, Options).
|
|
|
|
|
|
'$lgt_load_entity'(Entity, Options) :-
|
|
'$lgt_compile_entity'(Entity, Options),
|
|
('$lgt_redefined_entity'(Entity, Type, Identifier) ->
|
|
'$lgt_clean_redefined_entity'(Type, Identifier),
|
|
'$lgt_report_redefined_entity'(Type, Identifier)
|
|
;
|
|
true),
|
|
'$lgt_file_name'(prolog, Entity, File),
|
|
'$lgt_load_prolog_code'(File),
|
|
'$lgt_report_loaded_entity'(Entity),
|
|
'$lgt_clean_lookup_caches'.
|
|
|
|
|
|
|
|
% '$lgt_redefined_entity'(+atom, -atom)
|
|
%
|
|
% true if an entity of the same name is already loaded
|
|
|
|
'$lgt_redefined_entity'(Entity, object, Entity) :-
|
|
'$lgt_current_object_'(Entity, _, _, _, _, _),
|
|
!.
|
|
|
|
'$lgt_redefined_entity'(Entity, object, Identifier) :- % parametric objects
|
|
atom_codes(Entity, Codes), % this is a quick and dirty hack
|
|
'$lgt_compiler_option'(code_prefix, Atom), % assuming that code_prefix does
|
|
atom_codes(Atom, Code), % not change between entity
|
|
'$lgt_append'(Code, Codes, Codes2), % compilations
|
|
'$lgt_append'(Codes2, '_', Prefix),
|
|
'$lgt_current_object_'(Identifier, Prefix, _, _, _, _),
|
|
!.
|
|
|
|
'$lgt_redefined_entity'(Entity, protocol, Entity) :-
|
|
'$lgt_current_protocol_'(Entity, _, _),
|
|
!.
|
|
|
|
'$lgt_redefined_entity'(Entity, category, Entity) :-
|
|
'$lgt_current_category_'(Entity, _, _).
|
|
|
|
|
|
|
|
% '$lgt_clean_redefined_entity'(+atom, +entity_identifier)
|
|
%
|
|
% retract all clauses for all local dynamic
|
|
% predicates from a redefined entity
|
|
|
|
'$lgt_clean_redefined_entity'(object, Entity) :-
|
|
'$lgt_current_object_'(Entity, Prefix, _, _, _, _),
|
|
'$lgt_call'(Prefix, _, Def, _, _, _, _, DDef),
|
|
forall(
|
|
('$lgt_call'(Def, _, _, _, _, Head),
|
|
'$lgt_predicate_property'(Head, (dynamic))),
|
|
retractall(Head)),
|
|
forall(
|
|
('$lgt_call'(DDef, _, _, _, _, Head2),
|
|
'$lgt_predicate_property'(Head2, (dynamic))),
|
|
retractall(Head2)).
|
|
|
|
'$lgt_clean_redefined_entity'(protocol, _).
|
|
|
|
'$lgt_clean_redefined_entity'(category, _).
|
|
|
|
|
|
|
|
% '$lgt_report_redefined_entity'(+atom, +entity_identifier)
|
|
%
|
|
% prints a warning for redefined entities
|
|
|
|
'$lgt_report_redefined_entity'(Type, Entity) :-
|
|
'$lgt_compiler_option'(report, on) ->
|
|
write('> WARNING! redefining '), write(Type), write(' '), write(Entity), nl
|
|
;
|
|
true.
|
|
|
|
|
|
% '$lgt_report_up_to_date_entity'(+entity_identifier)
|
|
%
|
|
% prints a message that an entity is up-to-date
|
|
|
|
'$lgt_report_up_to_date_entity'(Entity) :-
|
|
'$lgt_compiler_option'(report, on) ->
|
|
nl, write('>>> compiling '), writeq(Entity), write('... up-to-date'), nl
|
|
;
|
|
true.
|
|
|
|
|
|
|
|
% '$lgt_report_compiling_entity'(+entity_identifier)
|
|
%
|
|
% prints a message that an entity is being compiled
|
|
|
|
'$lgt_report_compiling_entity'(Entity) :-
|
|
'$lgt_compiler_option'(report, on) ->
|
|
nl, write('>>> compiling '), writeq(Entity),
|
|
('$lgt_compiler_option'(debug, on) ->
|
|
write(' in debug mode...')
|
|
;
|
|
write('...')),
|
|
nl
|
|
;
|
|
true.
|
|
|
|
|
|
|
|
% '$lgt_report_compiled_entity'(+entity_identifier)
|
|
%
|
|
% prints a message that an entity is finished compiling
|
|
|
|
'$lgt_report_compiled_entity'(Entity) :-
|
|
'$lgt_compiler_option'(report, on) ->
|
|
write('>>> '), writeq(Entity), write(' compiled'), nl
|
|
;
|
|
true.
|
|
|
|
|
|
|
|
% '$lgt_report_loaded_entity'(+entity_identifier)
|
|
%
|
|
% prints a message that an entity finished loading
|
|
|
|
'$lgt_report_loaded_entity'(Entity) :-
|
|
'$lgt_compiler_option'(report, on) ->
|
|
write('<<< '), writeq(Entity), write(' loaded'), nl
|
|
;
|
|
true.
|
|
|
|
|
|
|
|
% '$lgt_compile_entities'(+list, +list)
|
|
%
|
|
% compiles to disk a list of entities
|
|
|
|
'$lgt_compile_entities'([], _).
|
|
|
|
'$lgt_compile_entities'([Entity| Entities], Options) :-
|
|
'$lgt_compile_entity'(Entity, Options),
|
|
'$lgt_compile_entities'(Entities, Options).
|
|
|
|
|
|
|
|
% '$lgt_compile_entity'(+atom, +list)
|
|
%
|
|
% compiles to disk an entity
|
|
|
|
'$lgt_compile_entity'(Entity, Options) :-
|
|
'$lgt_file_name'(metafile, Entity, Metafile),
|
|
'$lgt_file_exists'(Metafile),
|
|
!,
|
|
'$lgt_split_metafile'(Entity, Options, _, Compiler),
|
|
'$lgt_compile_entity'(Compiler, Options),
|
|
'$lgt_file_name'(prolog, Compiler, File),
|
|
'$lgt_load_prolog_code'(File).
|
|
|
|
'$lgt_compile_entity'(Entity, _) :-
|
|
'$lgt_compiler_option'(smart_compilation, on),
|
|
\+ '$lgt_needs_recompilation'(Entity),
|
|
!,
|
|
'$lgt_report_up_to_date_entity'(Entity).
|
|
|
|
'$lgt_compile_entity'(Entity, _) :-
|
|
'$lgt_report_compiling_entity'(Entity),
|
|
'$lgt_clean_pp_clauses',
|
|
'$lgt_tr_entity'(Entity),
|
|
'$lgt_write_tr_entity'(Entity),
|
|
'$lgt_write_entity_doc'(Entity),
|
|
'$lgt_report_unknown_entities',
|
|
'$lgt_clean_pp_clauses',
|
|
'$lgt_report_compiled_entity'(Entity).
|
|
|
|
|
|
|
|
% '$lgt_needs_recompilation'(+atom)
|
|
%
|
|
% source file needs recompilation
|
|
|
|
'$lgt_needs_recompilation'(Entity) :-
|
|
'$lgt_file_name'(prolog, Entity, File),
|
|
\+ '$lgt_file_exists'(File),
|
|
!.
|
|
|
|
'$lgt_needs_recompilation'(Entity) :-
|
|
'$lgt_file_name'(xml, Entity, File),
|
|
'$lgt_compiler_option'(xml, on),
|
|
\+ '$lgt_file_exists'(File),
|
|
!.
|
|
|
|
'$lgt_needs_recompilation'(Entity) :-
|
|
'$lgt_file_name'(logtalk, Entity, Source),
|
|
'$lgt_file_name'(prolog, Entity, Object),
|
|
('$lgt_compare_file_mtimes'(Result, Source, Object) ->
|
|
Result = (>)
|
|
;
|
|
true).
|
|
|
|
|
|
|
|
% '$lgt_write_tr_entity'(+atom)
|
|
%
|
|
% writes to disk the entity compiled code
|
|
|
|
'$lgt_write_tr_entity'(Entity) :-
|
|
'$lgt_file_name'(prolog, Entity, File),
|
|
catch(
|
|
open(File, write, Stream),
|
|
Error,
|
|
'$lgt_compiler_error_handler'(Stream, Error)),
|
|
catch(
|
|
'$lgt_write_directives'(Stream),
|
|
Error,
|
|
'$lgt_compiler_error_handler'(Stream, Error)),
|
|
('$lgt_pp_entity_'(_, _, _, _) ->
|
|
catch(
|
|
('$lgt_write_clauses'(Stream),
|
|
'$lgt_write_init_call'(Stream)),
|
|
Error,
|
|
'$lgt_compiler_error_handler'(Stream, Error))
|
|
;
|
|
true),
|
|
close(Stream).
|
|
|
|
|
|
|
|
% '$lgt_write_entity_doc'(+atom)
|
|
%
|
|
% writes to disk the entity documentation in XML format
|
|
|
|
'$lgt_write_entity_doc'(Entity) :-
|
|
'$lgt_pp_entity_'(_, _, _, _) ->
|
|
('$lgt_compiler_option'(xml, on) ->
|
|
'$lgt_file_name'(xml, Entity, File),
|
|
catch(
|
|
open(File, write, Stream),
|
|
Error,
|
|
'$lgt_compiler_error_handler'(Stream, Error)),
|
|
catch(
|
|
'$lgt_write_xml_file'(Stream),
|
|
Error,
|
|
'$lgt_compiler_error_handler'(Stream, Error)),
|
|
close(Stream)
|
|
;
|
|
true)
|
|
;
|
|
true.
|
|
|
|
|
|
|
|
% '$lgt_file_name'(+atom, +atom, -atom)
|
|
%
|
|
% constructs a filename given the type of file and the entity name
|
|
|
|
'$lgt_file_name'(Type, Entity, File) :-
|
|
'$lgt_file_extension'(Type, Extension),
|
|
atom_concat(Entity, Extension, File).
|
|
|
|
|
|
|
|
% '$lgt_tr_entity'(+atom)
|
|
%
|
|
% compiles an entity storing the resulting code in memory
|
|
|
|
'$lgt_tr_entity'(Entity) :-
|
|
'$lgt_file_name'(logtalk, Entity, File),
|
|
catch(
|
|
open(File, read, Stream),
|
|
Error,
|
|
'$lgt_compiler_error_handler'(Stream, Error)),
|
|
'$lgt_save_op_table',
|
|
catch(
|
|
(read_term(Stream, Term, [singletons(Singletons1)]),
|
|
'$lgt_filter_dont_care_vars'(Singletons1, Singletons2),
|
|
'$lgt_report_singletons'(Singletons2, Term),
|
|
'$lgt_tr_file'(Stream, Term)),
|
|
Error,
|
|
'$lgt_compiler_error_handler'(Stream, Error)),
|
|
'$lgt_restores_op_table',
|
|
close(Stream),
|
|
'$lgt_fix_redef_built_ins',
|
|
'$lgt_find_misspelt_calls',
|
|
('$lgt_pp_entity_'(Type, _, _, _) ->
|
|
'$lgt_gen_clauses'(Type),
|
|
'$lgt_gen_directives'(Type)
|
|
;
|
|
true). % source file containing no entity definition
|
|
|
|
|
|
|
|
% '$lgt_tr_file'(+stream, +term)
|
|
|
|
'$lgt_tr_file'(_, end_of_file) :-
|
|
!.
|
|
|
|
'$lgt_tr_file'(Stream, Term) :-
|
|
'$lgt_tr_term'(Term),
|
|
read_term(Stream, Next, [singletons(Singletons1)]),
|
|
'$lgt_filter_dont_care_vars'(Singletons1, Singletons2),
|
|
'$lgt_report_singletons'(Singletons2, Next),
|
|
'$lgt_tr_file'(Stream, Next).
|
|
|
|
|
|
|
|
% '$lgt_filter_dont_care_vars'(+list, -list)
|
|
%
|
|
% filter variables whose name start with an underscore from a
|
|
% singletons list if the corresponding compiler option sets their
|
|
% interpretation to don't care variables
|
|
|
|
'$lgt_filter_dont_care_vars'(List, Result) :-
|
|
'$lgt_compiler_option'(underscore_vars, dont_care) ->
|
|
'$lgt_filter_dont_care_vars'(List, [], Result)
|
|
;
|
|
List = Result.
|
|
|
|
|
|
'$lgt_filter_dont_care_vars'([], Result, Result).
|
|
|
|
'$lgt_filter_dont_care_vars'([Atom = Var| List], Sofar, Result) :-
|
|
sub_atom(Atom, 0, 1, _, '_') ->
|
|
'$lgt_filter_dont_care_vars'(List, Sofar, Result)
|
|
;
|
|
'$lgt_filter_dont_care_vars'(List, [Atom = Var| Sofar], Result).
|
|
|
|
|
|
|
|
% '$lgt_report_singletons'(+list, +term)
|
|
%
|
|
% report the singleton variables found while compiling an entity term
|
|
|
|
'$lgt_report_singletons'([], _).
|
|
|
|
'$lgt_report_singletons'([Singleton| Singletons], Term) :-
|
|
('$lgt_compiler_option'(singletons, warning),
|
|
'$lgt_compiler_option'(report, on)) ->
|
|
write('> WARNING!'),
|
|
\+ \+ ( '$lgt_report_singletons_aux'([Singleton| Singletons], Term, Names),
|
|
write(' singleton variables: '), write(Names), nl,
|
|
(Term = (:- _) ->
|
|
write('> in directive: ')
|
|
;
|
|
write('> in clause: ')),
|
|
write(Term), nl)
|
|
;
|
|
true.
|
|
|
|
|
|
'$lgt_report_singletons_aux'([], _, []).
|
|
|
|
'$lgt_report_singletons_aux'([Name = Var| Singletons], Term, [Name| Names]) :-
|
|
Name = Var,
|
|
'$lgt_report_singletons_aux'(Singletons, Term, Names).
|
|
|
|
|
|
|
|
% '$lgt_compiler_error_handler'(@term, +term)
|
|
%
|
|
% closes the stream opened for reading the entity file, restores
|
|
% the operator table, and reports the compilation error found
|
|
|
|
'$lgt_compiler_error_handler'(Stream, Error) :-
|
|
(nonvar(Stream) ->
|
|
close(Stream)
|
|
;
|
|
true),
|
|
'$lgt_restores_op_table',
|
|
'$lgt_report_compiler_error'(Error),
|
|
throw(Error).
|
|
|
|
|
|
|
|
% '$lgt_report_compiler_error'(+term)
|
|
%
|
|
% reports a compilation error
|
|
|
|
'$lgt_report_compiler_error'(error(Error, directive(Directive))) :-
|
|
!,
|
|
write('> ERROR! '), writeq(Error), nl,
|
|
write('> in directive: '), write((:- Directive)), nl.
|
|
|
|
'$lgt_report_compiler_error'(error(Error, clause(Clause))) :-
|
|
!,
|
|
write('> ERROR! '), writeq(Error), nl,
|
|
write('> in clause: '), write(Clause), nl.
|
|
|
|
'$lgt_report_compiler_error'(error(Error, dcgrule(Rule))) :-
|
|
!,
|
|
write('> ERROR! '), writeq(Error), nl,
|
|
write('> in grammar rule: '), write((Rule)), nl.
|
|
|
|
'$lgt_report_compiler_error'(error(Error, Term)) :-
|
|
!,
|
|
write('> ERROR! '), writeq(Error), nl,
|
|
write('> in: '), write(Term), nl.
|
|
|
|
'$lgt_report_compiler_error'(Error) :-
|
|
write('> ERROR! '), writeq(Error), nl.
|
|
|
|
|
|
|
|
% clean up all dynamic predicates used during entity compilation
|
|
|
|
'$lgt_clean_pp_clauses' :-
|
|
retractall('$lgt_pp_object_'(_, _, _, _, _, _, _, _, _)),
|
|
retractall('$lgt_pp_protocol_'(_, _, _)),
|
|
retractall('$lgt_pp_category_'(_, _, _, _)),
|
|
retractall('$lgt_pp_implemented_protocol_'(_, _, _, _)),
|
|
retractall('$lgt_pp_imported_category_'(_, _, _, _, _)),
|
|
retractall('$lgt_pp_extended_object_'(_, _, _, _, _, _, _, _, _, _)),
|
|
retractall('$lgt_pp_instantiated_class_'(_, _, _, _, _, _, _, _, _, _)),
|
|
retractall('$lgt_pp_specialized_class_'(_, _, _, _, _, _, _, _, _, _)),
|
|
retractall('$lgt_pp_extended_protocol_'(_, _, _, _)),
|
|
retractall('$lgt_pp_uses_'(_)),
|
|
retractall('$lgt_pp_uses_'(_, _)),
|
|
retractall('$lgt_pp_calls_'(_)),
|
|
retractall('$lgt_pp_info_'(_)),
|
|
retractall('$lgt_pp_info_'(_, _)),
|
|
retractall('$lgt_pp_directive_'(_)),
|
|
retractall('$lgt_pp_public_'(_)),
|
|
retractall('$lgt_pp_protected_'(_)),
|
|
retractall('$lgt_pp_private_'(_)),
|
|
retractall('$lgt_pp_dynamic_'(_)),
|
|
retractall('$lgt_pp_discontiguous_'(_)),
|
|
retractall('$lgt_pp_mode_'(_, _)),
|
|
retractall('$lgt_pp_metapredicate_'(_)),
|
|
retractall('$lgt_pp_entity_functors_'(_)),
|
|
retractall('$lgt_pp_entity_'(_, _, _, _)),
|
|
retractall('$lgt_pp_entity_init_'(_)),
|
|
retractall('$lgt_pp_fentity_init_'(_)),
|
|
retractall('$lgt_pp_entity_comp_mode_'(_)),
|
|
retractall('$lgt_pp_dcl_'(_)),
|
|
retractall('$lgt_pp_ddcl_'(_)),
|
|
retractall('$lgt_pp_def_'(_)),
|
|
retractall('$lgt_pp_ddef_'(_)),
|
|
retractall('$lgt_pp_super_'(_)),
|
|
retractall('$lgt_pp_rclause_'(_)),
|
|
retractall('$lgt_pp_eclause_'(_)),
|
|
retractall('$lgt_pp_feclause_'(_)),
|
|
retractall('$lgt_pp_redefined_built_in_'(_, _, _)),
|
|
retractall('$lgt_pp_defs_pred_'(_)),
|
|
retractall('$lgt_pp_calls_pred_'(_)),
|
|
retractall('$lgt_pp_referenced_object_'(_)),
|
|
retractall('$lgt_pp_referenced_protocol_'(_)),
|
|
retractall('$lgt_pp_referenced_category_'(_)),
|
|
retractall('$lgt_pp_global_op_'(_, _, _)),
|
|
retractall('$lgt_pp_local_op_'(_, _, _)).
|
|
|
|
|
|
|
|
% '$lgt_clean_lookup_caches'
|
|
%
|
|
% clean method lookup caches
|
|
|
|
'$lgt_clean_lookup_caches' :-
|
|
retractall('$lgt_obj_lookup_cache_'(_, _, _, _, _, _)),
|
|
retractall('$lgt_self_lookup_cache_'(_, _, _, _, _, _)),
|
|
retractall('$lgt_super_lookup_cache_'(_, _, _, _, _, _)).
|
|
|
|
|
|
|
|
% '$lgt_clean_lookup_caches'(+callable)
|
|
%
|
|
% clean method lookup caches for the matching predicate
|
|
|
|
'$lgt_clean_lookup_caches'(Pred) :-
|
|
retractall('$lgt_obj_lookup_cache_'(_, Pred, _, _, _, _)),
|
|
retractall('$lgt_self_lookup_cache_'(_, Pred, _, _, _, _)),
|
|
retractall('$lgt_super_lookup_cache_'(_, Pred, _, _, _, _)).
|
|
|
|
|
|
|
|
% '$lgt_save_op_table'
|
|
%
|
|
% saves current operator table
|
|
|
|
'$lgt_save_op_table' :-
|
|
forall(
|
|
current_op(Pr, Spec, Op),
|
|
asserta('$lgt_pp_global_op_'(Pr, Spec, Op))).
|
|
|
|
|
|
|
|
% '$lgt_restores_op_table'
|
|
%
|
|
% restores current operator table
|
|
|
|
'$lgt_restores_op_table' :-
|
|
forall(
|
|
retract('$lgt_pp_local_op_'(_, Spec, Op)),
|
|
op(0, Spec, Op)),
|
|
retractall('$lgt_pp_global_op_'(_, _, ',')), % ','/2 cannot be an argument to op/3
|
|
forall(
|
|
retract('$lgt_pp_global_op_'(Pr2, Spec2, Op2)),
|
|
op(Pr2, Spec2, Op2)).
|
|
|
|
|
|
|
|
% '$lgt_assert_local_ops'(+integer, +operator_specifier, +atom_or_atom_list)
|
|
%
|
|
% asserts local operators
|
|
|
|
'$lgt_assert_local_ops'(_, _, []) :-
|
|
!.
|
|
|
|
'$lgt_assert_local_ops'(Pr, Spec, [Op| Ops]) :-
|
|
!,
|
|
asserta('$lgt_pp_local_op_'(Pr, Spec, Op)),
|
|
'$lgt_assert_local_ops'(Pr, Spec, Ops).
|
|
|
|
'$lgt_assert_local_ops'(Pr, Spec, Op) :-
|
|
asserta('$lgt_pp_local_op_'(Pr, Spec, Op)).
|
|
|
|
|
|
|
|
% '$lgt_tr_terms'(+list)
|
|
%
|
|
% translates a list of entity terms (clauses and/or directives)
|
|
|
|
'$lgt_tr_terms'([]).
|
|
|
|
'$lgt_tr_terms'([Term| Terms]) :-
|
|
'$lgt_tr_term'(Term),
|
|
'$lgt_tr_terms'(Terms).
|
|
|
|
|
|
|
|
% '$lgt_tr_term'(+term)
|
|
%
|
|
% translates an entity term (either a clause or a directive)
|
|
|
|
'$lgt_tr_term'((Head :- Body)) :-
|
|
!,
|
|
'$lgt_tr_clause'((Head :- Body)).
|
|
|
|
'$lgt_tr_term'((:- Directive)) :-
|
|
!,
|
|
'$lgt_tr_directive'(Directive).
|
|
|
|
'$lgt_tr_term'((Head --> Body)) :-
|
|
!,
|
|
'$lgt_dcgrule_to_clause'((Head --> Body), Clause),
|
|
'$lgt_tr_clause'(Clause).
|
|
|
|
'$lgt_tr_term'(Fact) :-
|
|
'$lgt_tr_clause'(Fact).
|
|
|
|
|
|
|
|
% '$lgt_tr_directives'(+list)
|
|
%
|
|
% translates a list of entity directives
|
|
|
|
'$lgt_tr_directives'([]).
|
|
|
|
'$lgt_tr_directives'([Dir| Dirs]) :-
|
|
'$lgt_tr_directive'(Dir),
|
|
'$lgt_tr_directives'(Dirs).
|
|
|
|
|
|
|
|
% '$lgt_tr_directive'(+term)
|
|
%
|
|
% translates an entity directive
|
|
|
|
'$lgt_tr_directive'(Dir) :-
|
|
var(Dir),
|
|
throw(error(instantiantion_error, directive(Dir))).
|
|
|
|
'$lgt_tr_directive'(Dir) :-
|
|
\+ '$lgt_pp_entity_'(_, _, _, _), % directive occurs before opening entity directive
|
|
functor(Dir, Functor, Arity),
|
|
'$lgt_lgt_closing_directive'(Functor, Arity), % opening directive missing/missplet
|
|
throw(error(unmatched_directive, directive(Dir))).
|
|
|
|
'$lgt_tr_directive'(Dir) :-
|
|
\+ '$lgt_pp_entity_'(_, _, _, _), % directive occurs before opening entity directive
|
|
functor(Dir, Functor, Arity),
|
|
\+ '$lgt_lgt_opening_directive'(Functor, Arity),
|
|
!,
|
|
assertz('$lgt_pp_directive_'(Dir)). % directive will be copied to the generated Prolog file
|
|
|
|
'$lgt_tr_directive'(Dir) :-
|
|
functor(Dir, Functor, Arity),
|
|
'$lgt_lgt_directive'(Functor, Arity),
|
|
Dir =.. [Functor| Args],
|
|
catch(
|
|
'$lgt_tr_directive'(Functor, Args),
|
|
Error,
|
|
throw(error(Error, directive(Dir)))),
|
|
!.
|
|
|
|
'$lgt_tr_directive'(Dir) :-
|
|
throw(error(domain_error(directive, Dir), directive(Dir))).
|
|
|
|
|
|
|
|
% '$lgt_tr_directive'(+atom, +list)
|
|
%
|
|
% translates a directive and its (possibly empty) list of arguments
|
|
|
|
'$lgt_tr_directive'(object, [Obj| Rels]) :-
|
|
callable(Obj) ->
|
|
'$lgt_tr_object_id'(Obj),
|
|
'$lgt_tr_object_relations'(Rels, Obj)
|
|
;
|
|
throw(type_error(object_identifier, Obj)).
|
|
|
|
'$lgt_tr_directive'(end_object, []) :-
|
|
'$lgt_pp_entity_'(object, _, _, _).
|
|
|
|
|
|
'$lgt_tr_directive'(protocol, [Ptc| Rels]) :-
|
|
atom(Ptc) ->
|
|
'$lgt_tr_protocol_id'(Ptc),
|
|
'$lgt_tr_protocol_relations'(Rels, Ptc)
|
|
;
|
|
throw(type_error(protocol_identifier, Ptc)).
|
|
|
|
|
|
'$lgt_tr_directive'(end_protocol, []) :-
|
|
'$lgt_pp_entity_'(protocol, _, _, _).
|
|
|
|
|
|
'$lgt_tr_directive'(category, [Ctg| Rels]) :-
|
|
atom(Ctg) ->
|
|
'$lgt_tr_category_id'(Ctg),
|
|
'$lgt_tr_category_relations'(Rels, Ctg)
|
|
;
|
|
throw(type_error(category_identifier, Ctg)).
|
|
|
|
|
|
'$lgt_tr_directive'(end_category, []) :-
|
|
'$lgt_pp_entity_'(category, _, _, _).
|
|
|
|
|
|
% dynamic entity directive
|
|
|
|
'$lgt_tr_directive'((dynamic), []) :-
|
|
!,
|
|
assertz('$lgt_pp_entity_comp_mode_'((dynamic))),
|
|
'$lgt_pp_entity_'(Type, _, _, _),
|
|
'$lgt_update_entity_comp_mode'(Type).
|
|
|
|
|
|
'$lgt_tr_directive'(initialization, [Goal]) :-
|
|
callable(Goal) ->
|
|
'$lgt_pp_entity_'(_, Entity, Prefix, _),
|
|
'$lgt_context'(Ctx, Entity, Entity, Entity, Prefix, []),
|
|
'$lgt_tr_body'(Goal, TGoal, _, Ctx),
|
|
assertz('$lgt_pp_entity_init_'(TGoal))
|
|
;
|
|
throw(type_error(callable, Goal)).
|
|
|
|
|
|
'$lgt_tr_directive'(op, [Pr, Spec, Ops]) :-
|
|
'$lgt_valid_op_priority'(Pr) ->
|
|
('$lgt_valid_op_specifier'(Spec) ->
|
|
('$lgt_valid_op_names'(Ops) ->
|
|
op(Pr, Spec, Ops),
|
|
'$lgt_assert_local_ops'(Pr, Spec, Ops)
|
|
;
|
|
throw(type_error(operator_name, Ops)))
|
|
;
|
|
throw(type_error(operator_specifier, Spec)))
|
|
;
|
|
throw(type_error(operator_priority, Pr)).
|
|
|
|
|
|
'$lgt_tr_directive'(uses, [Obj, Preds]) :-
|
|
!,
|
|
(callable(Obj) ->
|
|
'$lgt_add_referenced_object'(Obj),
|
|
assertz('$lgt_pp_uses_'(Obj)),
|
|
('$lgt_proper_list'(Preds) ->
|
|
forall(
|
|
'$lgt_member'(Pred, Preds),
|
|
('$lgt_valid_pred_ind'(Pred) ->
|
|
Pred = Functor/Arity,
|
|
functor(Template, Functor, Arity),
|
|
(\+ '$lgt_pp_uses_'(_, Template) ->
|
|
assertz('$lgt_pp_uses_'(Obj, Template))
|
|
;
|
|
throw(permission_error(modify, uses_object_predicate, Functor/Arity)))
|
|
;
|
|
throw(type_error(predicate_indicator, Pred))))
|
|
;
|
|
throw(type_error(list, Preds)))
|
|
;
|
|
throw(type_error(object_identifier, Obj))).
|
|
|
|
|
|
'$lgt_tr_directive'(uses, [Obj]) :-
|
|
callable(Obj) ->
|
|
'$lgt_add_referenced_object'(Obj),
|
|
assertz('$lgt_pp_uses_'(Obj))
|
|
;
|
|
throw(type_error(object_identifier, Obj)).
|
|
|
|
|
|
'$lgt_tr_directive'(calls, Ptcs) :-
|
|
'$lgt_convert_to_list'(Ptcs, Ptcs2),
|
|
forall(
|
|
'$lgt_member'(Ptc, Ptcs2),
|
|
(atom(Ptc) ->
|
|
'$lgt_add_referenced_protocol'(Ptc),
|
|
assertz('$lgt_pp_calls_'(Ptc))
|
|
;
|
|
throw(type_error(protocol_identifier, Ptc)))).
|
|
|
|
|
|
'$lgt_tr_directive'(info, [List]) :-
|
|
!,
|
|
('$lgt_valid_info_list'(List) ->
|
|
assertz('$lgt_pp_info_'(List))
|
|
;
|
|
throw(type_error(info_list, List))).
|
|
|
|
|
|
'$lgt_tr_directive'(info, [Pred, List]) :-
|
|
'$lgt_valid_pred_ind'(Pred) ->
|
|
('$lgt_valid_info_list'(List) ->
|
|
assertz('$lgt_pp_info_'(Pred, List))
|
|
;
|
|
throw(type_error(info_list, List)))
|
|
;
|
|
throw(type_error(predicate_indicator, Pred)).
|
|
|
|
|
|
|
|
'$lgt_tr_directive'((public), Preds) :-
|
|
'$lgt_convert_to_list'(Preds, Preds2),
|
|
forall(
|
|
'$lgt_member'(Pred, Preds2),
|
|
('$lgt_valid_pred_ind'(Pred) ->
|
|
assertz('$lgt_pp_public_'(Pred))
|
|
;
|
|
throw(type_error(predicate_indicator, Pred)))).
|
|
|
|
|
|
'$lgt_tr_directive'(protected, Preds) :-
|
|
'$lgt_convert_to_list'(Preds, Preds2),
|
|
forall(
|
|
'$lgt_member'(Pred, Preds2),
|
|
('$lgt_valid_pred_ind'(Pred) ->
|
|
assertz('$lgt_pp_protected_'(Pred))
|
|
;
|
|
throw(type_error(predicate_indicator, Pred)))).
|
|
|
|
|
|
'$lgt_tr_directive'(private, Preds) :-
|
|
'$lgt_convert_to_list'(Preds, Preds2),
|
|
forall(
|
|
'$lgt_member'(Pred, Preds2),
|
|
('$lgt_valid_pred_ind'(Pred) ->
|
|
assertz('$lgt_pp_private_'(Pred))
|
|
;
|
|
throw(type_error(predicate_indicator, Pred)))).
|
|
|
|
|
|
'$lgt_tr_directive'((dynamic), Preds) :-
|
|
'$lgt_convert_to_list'(Preds, Preds2),
|
|
forall(
|
|
'$lgt_member'(Pred, Preds2),
|
|
('$lgt_valid_pred_ind'(Pred) ->
|
|
assertz('$lgt_pp_dynamic_'(Pred))
|
|
;
|
|
throw(type_error(predicate_indicator, Pred)))).
|
|
|
|
|
|
'$lgt_tr_directive'((discontiguous), Preds) :-
|
|
'$lgt_convert_to_list'(Preds, Preds2),
|
|
forall(
|
|
'$lgt_member'(Pred, Preds2),
|
|
('$lgt_valid_pred_ind'(Pred) ->
|
|
assertz('$lgt_pp_discontiguous_'(Pred))
|
|
;
|
|
throw(type_error(predicate_indicator, Pred)))).
|
|
|
|
|
|
'$lgt_tr_directive'(metapredicate, Preds) :-
|
|
'$lgt_convert_to_list'(Preds, Preds2),
|
|
forall(
|
|
'$lgt_member'(Pred, Preds2),
|
|
('$lgt_valid_metapred_term'(Pred) ->
|
|
assertz('$lgt_pp_metapredicate_'(Pred))
|
|
;
|
|
throw(type_error(metapredicate_term, Pred)))).
|
|
|
|
|
|
'$lgt_tr_directive'((mode), [Mode, Solutions]) :-
|
|
'$lgt_valid_mode_term'(Mode) ->
|
|
('$lgt_valid_number_of_solutions'(Solutions) ->
|
|
assertz('$lgt_pp_mode_'(Mode, Solutions))
|
|
;
|
|
throw(type_error(number_of_solutions, Solutions)))
|
|
;
|
|
throw(type_error(mode_term, Mode)).
|
|
|
|
|
|
|
|
% '$lgt_tr_object_relations'(+list, +term)
|
|
%
|
|
% translates the relations of an object with other entities
|
|
|
|
'$lgt_tr_object_relations'([], _).
|
|
|
|
'$lgt_tr_object_relations'([Clause| Clauses], Obj) :-
|
|
Clause =.. [Functor| Args],
|
|
('$lgt_tr_object_relation'(Functor, Args, Obj) ->
|
|
'$lgt_tr_object_relations'(Clauses, Obj)
|
|
;
|
|
throw(domain_error(object_relation, Functor))).
|
|
|
|
|
|
|
|
% '$lgt_tr_object_relation'(+atom, +list, +term)
|
|
%
|
|
% translates a relation between an object (the last argument) with other entities
|
|
|
|
'$lgt_tr_object_relation'(implements, Ptcs, Obj) :-
|
|
'$lgt_convert_to_list'(Ptcs, List),
|
|
'$lgt_tr_implements_protocol'(List, Obj).
|
|
|
|
'$lgt_tr_object_relation'(imports, Ctgs, Obj) :-
|
|
'$lgt_convert_to_list'(Ctgs, List),
|
|
'$lgt_tr_imports_category'(List, Obj).
|
|
|
|
'$lgt_tr_object_relation'(instantiates, Classes, Obj) :-
|
|
'$lgt_convert_to_list'(Classes, List),
|
|
'$lgt_tr_instantiates_class'(List, Obj).
|
|
|
|
'$lgt_tr_object_relation'(specializes, Superclasses, Class) :-
|
|
'$lgt_convert_to_list'(Superclasses, List),
|
|
'$lgt_tr_specializes_class'(List, Class).
|
|
|
|
'$lgt_tr_object_relation'(extends, Parents, Prototype) :-
|
|
'$lgt_convert_to_list'(Parents, List),
|
|
'$lgt_tr_extends_object'(List, Prototype).
|
|
|
|
|
|
|
|
% '$lgt_tr_protocol_relations'(+list, +term)
|
|
%
|
|
% translates the relations of a protocol with other entities
|
|
|
|
'$lgt_tr_protocol_relations'([], _).
|
|
|
|
'$lgt_tr_protocol_relations'([Clause| Clauses], Obj) :-
|
|
Clause =.. [Functor| Args],
|
|
('$lgt_tr_protocol_relation'(Functor, Args, Obj) ->
|
|
'$lgt_tr_protocol_relations'(Clauses, Obj)
|
|
;
|
|
throw(domain_error(protocol_relation, Functor))).
|
|
|
|
|
|
|
|
% '$lgt_tr_protocol_relation'(+atom, +list, +term)
|
|
%
|
|
% translates a relation between a protocol (the last argument) with other entities
|
|
|
|
'$lgt_tr_protocol_relation'(extends, Ptcs, Ptc) :-
|
|
'$lgt_convert_to_list'(Ptcs, List),
|
|
'$lgt_tr_extends_protocol'(List, Ptc).
|
|
|
|
|
|
|
|
% '$lgt_tr_category_relations'(+list, +term)
|
|
%
|
|
% translates the relations of a category with other entities
|
|
|
|
'$lgt_tr_category_relations'([], _).
|
|
|
|
'$lgt_tr_category_relations'([Clause| Clauses], Obj) :-
|
|
Clause =.. [Functor| Args],
|
|
('$lgt_tr_category_relation'(Functor, Args, Obj) ->
|
|
'$lgt_tr_category_relations'(Clauses, Obj)
|
|
;
|
|
throw(domain_error(category_relation, Functor))).
|
|
|
|
|
|
|
|
% '$lgt_tr_category_relation'(+atom, +list, +term)
|
|
%
|
|
% translates a relation between a category (the last argument) with other entities
|
|
|
|
'$lgt_tr_category_relation'(implements, Ptcs, Ctg) :-
|
|
'$lgt_convert_to_list'(Ptcs, List),
|
|
'$lgt_tr_implements_protocol'(List, Ctg).
|
|
|
|
|
|
|
|
% '$lgt_tr_clauses'(+list)
|
|
|
|
'$lgt_tr_clauses'([]).
|
|
|
|
'$lgt_tr_clauses'([Clause| Clauses]) :-
|
|
'$lgt_tr_clause'(Clause),
|
|
'$lgt_tr_clauses'(Clauses).
|
|
|
|
|
|
|
|
% '$lgt_tr_clause'(+clause)
|
|
|
|
'$lgt_tr_clause'(Clause) :-
|
|
\+ '$lgt_pp_entity_'(_, _, _, _), % clause occurs before opening entity directive
|
|
!,
|
|
assertz('$lgt_pp_feclause_'(Clause)).
|
|
|
|
'$lgt_tr_clause'(Clause) :-
|
|
'$lgt_pp_entity_'(Type, Entity, Prefix, _),
|
|
((Type = object, compound(Entity)) -> % if the entity is a parametric object we need
|
|
'$lgt_this'(Ctx, Entity) % "this" for inline compilation of parameter/2
|
|
;
|
|
true),
|
|
'$lgt_prefix'(Ctx, Prefix),
|
|
catch(
|
|
'$lgt_tr_clause'(Clause, TClause, DClause, Ctx),
|
|
Error,
|
|
throw(error(Error, clause(Clause)))),
|
|
('$lgt_compiler_option'(debug, on) ->
|
|
assertz('$lgt_pp_eclause_'(DClause))
|
|
;
|
|
assertz('$lgt_pp_eclause_'(TClause))),
|
|
!.
|
|
|
|
'$lgt_tr_clause'(Clause) :-
|
|
throw(error(unknown_error, clause(Clause))).
|
|
|
|
|
|
|
|
% '$lgt_tr_clause'(+clause, -clause, -clause, +term)
|
|
|
|
'$lgt_tr_clause'((Head:-_), _, _, _) :-
|
|
\+ callable(Head),
|
|
throw(type_error(callable, Head)).
|
|
|
|
'$lgt_tr_clause'((Head:-Body), TClause, (THead:-'$lgt_dbg_head'(Head, Ctx),DBody), Ctx) :-
|
|
functor(Head, Functor, Arity),
|
|
'$lgt_pp_dynamic_'(Functor/Arity),
|
|
!,
|
|
'$lgt_extract_metavars'(Head, Metavars),
|
|
'$lgt_metavars'(Ctx, Metavars),
|
|
'$lgt_tr_head'(Head, THead, Ctx),
|
|
'$lgt_tr_body'(Body, TBody, DBody, Ctx),
|
|
'$lgt_simplify_body'(TBody, SBody),
|
|
TClause = (THead:-'$lgt_nop'(Body), SBody).
|
|
|
|
'$lgt_tr_clause'((Head:-Body), TClause, (THead:-'$lgt_dbg_head'(Head, Ctx),DBody), Ctx) :-
|
|
!,
|
|
'$lgt_extract_metavars'(Head, Metavars),
|
|
'$lgt_metavars'(Ctx, Metavars),
|
|
'$lgt_tr_head'(Head, THead, Ctx),
|
|
'$lgt_tr_body'(Body, TBody, DBody, Ctx),
|
|
'$lgt_simplify_body'(TBody, SBody),
|
|
(SBody == true ->
|
|
TClause = THead
|
|
;
|
|
TClause = (THead:-SBody)).
|
|
|
|
'$lgt_tr_clause'(Fact, _, _, _) :-
|
|
\+ callable(Fact),
|
|
throw(type_error(callable, Fact)).
|
|
|
|
'$lgt_tr_clause'(Fact, TFact, (TFact:-'$lgt_dbg_fact'(Fact, Ctx)), Ctx) :-
|
|
'$lgt_tr_head'(Fact, TFact, Ctx).
|
|
|
|
|
|
|
|
% '$lgt_tr_head'(+callable, -callable, +term)
|
|
%
|
|
% translates an entity clause head
|
|
|
|
|
|
% definition of dynamic predicates inside categories
|
|
|
|
'$lgt_tr_head'(Head, _, _) :-
|
|
'$lgt_pp_entity_'(category, _, _, _),
|
|
functor(Head, Functor, Arity),
|
|
'$lgt_pp_dynamic_'(Functor/Arity),
|
|
throw(permission_error(define, dynamic_predicate, Functor/Arity)).
|
|
|
|
|
|
% redefinition of Logtalk message sending and external call control constructs
|
|
|
|
'$lgt_tr_head'(Term1::Term2, _, _) :-
|
|
throw(permission_error(modify, control_construct, Term1::Term2)).
|
|
|
|
'$lgt_tr_head'(::Term, _, _) :-
|
|
throw(permission_error(modify, control_construct, ::Term)).
|
|
|
|
'$lgt_tr_head'(^^Term, _, _) :-
|
|
throw(permission_error(modify, control_construct, ^^Term)).
|
|
|
|
'$lgt_tr_head'({Term}, _, _) :-
|
|
throw(permission_error(modify, control_construct, {Term})).
|
|
|
|
|
|
% redefinition of Logtalk built-in methods
|
|
|
|
'$lgt_tr_head'(Head, _, _) :-
|
|
'$lgt_built_in_method'(Head, _),
|
|
functor(Head, Functor, Arity),
|
|
throw(permission_error(modify, built_in_method, Functor/Arity)).
|
|
|
|
|
|
% conflict with a predicate specified in a uses/2 directive
|
|
|
|
'$lgt_tr_head'(Head, _, _) :-
|
|
'$lgt_pp_uses_'(_, Head),
|
|
functor(Head, Functor, Arity),
|
|
throw(permission_error(modify, uses_object_predicate, Functor/Arity)).
|
|
|
|
|
|
% redefinition of Logtalk built-in predicates
|
|
|
|
'$lgt_tr_head'(Head, _, _) :-
|
|
'$lgt_lgt_built_in'(Head),
|
|
'$lgt_compiler_option'(lgtredef, warning),
|
|
'$lgt_compiler_option'(report, on),
|
|
\+ '$lgt_pp_redefined_built_in_'(Head, _, _), % not already reported?
|
|
functor(Head, Functor, Arity),
|
|
write('> WARNING! redefining a Logtalk built-in predicate: '),
|
|
writeq(Functor/Arity), nl,
|
|
fail.
|
|
|
|
|
|
% redefinition of Prolog built-in predicates
|
|
|
|
'$lgt_tr_head'(Head, _, _) :-
|
|
'$lgt_pl_built_in'(Head),
|
|
'$lgt_compiler_option'(plredef, warning),
|
|
'$lgt_compiler_option'(report, on),
|
|
\+ '$lgt_pp_redefined_built_in_'(Head, _, _), % not already reported?
|
|
functor(Head, Functor, Arity),
|
|
write('> WARNING! redefining a Prolog built-in predicate: '),
|
|
writeq(Functor/Arity), nl,
|
|
fail.
|
|
|
|
|
|
% translate the head of a clause of a user defined predicate
|
|
|
|
'$lgt_tr_head'(Head, THead, Ctx) :-
|
|
functor(Head, Functor, Arity),
|
|
Head =.. [_| Args],
|
|
'$lgt_prefix'(Ctx, EPrefix),
|
|
'$lgt_construct_predicate_functor'(EPrefix, Functor, Arity, PPrefix),
|
|
(('$lgt_pp_dynamic_'(Functor/Arity),
|
|
\+ '$lgt_pp_public_'(Functor/Arity),
|
|
\+ '$lgt_pp_protected_'(Functor/Arity),
|
|
\+ '$lgt_pp_private_'(Functor/Arity)) ->
|
|
'$lgt_add_ddef_clause'(Functor, Arity, PPrefix, Ctx)
|
|
;
|
|
'$lgt_add_def_clause'(Functor, Arity, PPrefix, Ctx)),
|
|
'$lgt_context'(Ctx, Sender, This, Self, _, _),
|
|
'$lgt_append'(Args, [Sender, This, Self], Args2),
|
|
THead =.. [PPrefix| Args2].
|
|
|
|
|
|
|
|
% '$lgt_tr_body'(+callable, -callable, -callable, +term)
|
|
%
|
|
% translates an entity clause body
|
|
|
|
|
|
% meta-calls
|
|
|
|
'$lgt_tr_body'(Pred, TPred, '$lgt_dbg_goal'(Pred, TPred, Ctx), Ctx) :-
|
|
var(Pred),
|
|
!,
|
|
'$lgt_metavars'(Ctx, Metavars),
|
|
('$lgt_member_var'(Pred, Metavars) ->
|
|
'$lgt_sender'(Ctx, Sender),
|
|
TPred = '$lgt_metacall_in_object'(Sender, Pred, Sender)
|
|
;
|
|
'$lgt_this'(Ctx, This),
|
|
TPred = '$lgt_metacall_in_object'(This, Pred, This)).
|
|
|
|
|
|
% pre-processor bypass (call of external code)
|
|
|
|
'$lgt_tr_body'({Pred}, _, _, _) :-
|
|
var(Pred),
|
|
throw(instantiation_error).
|
|
|
|
'$lgt_tr_body'({Pred}, _, _, _) :-
|
|
\+ callable(Pred),
|
|
throw(type_error(callable, Pred)).
|
|
|
|
'$lgt_tr_body'({Pred}, Pred, '$lgt_dbg_goal'({Pred}, Pred, Ctx), Ctx) :-
|
|
!.
|
|
|
|
|
|
% bagof/3 and setof/3 existential quantifiers
|
|
|
|
'$lgt_tr_body'(Var^Pred, Var^TPred, Var^DPred, Ctx) :-
|
|
!,
|
|
'$lgt_tr_body'(Pred, TPred, DPred, Ctx).
|
|
|
|
|
|
% control constructs
|
|
|
|
'$lgt_tr_body'((Pred1, Pred2), (TPred1, TPred2), (DPred1, DPred2), Ctx) :-
|
|
!,
|
|
'$lgt_tr_body'(Pred1, TPred1, DPred1, Ctx),
|
|
'$lgt_tr_body'(Pred2, TPred2, DPred2, Ctx).
|
|
|
|
'$lgt_tr_body'((Pred1; Pred2), (TPred1; TPred2), (DPred1; DPred2), Ctx) :-
|
|
!,
|
|
'$lgt_tr_body'(Pred1, TPred1, DPred1, Ctx),
|
|
'$lgt_tr_body'(Pred2, TPred2, DPred2, Ctx).
|
|
|
|
'$lgt_tr_body'((Pred1 -> Pred2), (TPred1 -> TPred2), (DPred1 -> DPred2), Ctx) :-
|
|
!,
|
|
'$lgt_tr_body'(Pred1, TPred1, DPred1, Ctx),
|
|
'$lgt_tr_body'(Pred2, TPred2, DPred2, Ctx).
|
|
|
|
'$lgt_tr_body'(\+ Pred, \+ TPred, \+ DPred, Ctx) :-
|
|
!,
|
|
'$lgt_tr_body'(Pred, TPred, DPred, Ctx).
|
|
|
|
'$lgt_tr_body'(!, !, ('$lgt_dbg_goal'(!, true, Ctx), !), Ctx) :-
|
|
!.
|
|
|
|
'$lgt_tr_body'(true, true, '$lgt_dbg_goal'(true, true, Ctx), Ctx) :-
|
|
!.
|
|
|
|
'$lgt_tr_body'(fail, fail, '$lgt_dbg_goal'(fail, fail, Ctx), Ctx) :-
|
|
!.
|
|
|
|
'$lgt_tr_body'(repeat, repeat, '$lgt_dbg_goal'(repeat, repeat, Ctx), Ctx) :-
|
|
!.
|
|
|
|
'$lgt_tr_body'(call(Pred), TPred, DPred, Ctx) :-
|
|
!,
|
|
'$lgt_tr_body'(Pred, TPred, DPred, Ctx).
|
|
|
|
'$lgt_tr_body'(once(Pred), once(TPred), once(DPred), Ctx) :-
|
|
!,
|
|
'$lgt_tr_body'(Pred, TPred, DPred, Ctx).
|
|
|
|
'$lgt_tr_body'(catch(Goal, Catcher, Recovery), catch(TGoal, Catcher, TRecovery), '$lgt_dbg_goal'(catch(Goal, Catcher, Recovery), catch(DGoal, Catcher, DRecovery)), Ctx) :-
|
|
!,
|
|
'$lgt_tr_body'(Goal, TGoal, DGoal, Ctx),
|
|
'$lgt_tr_body'(Recovery, TRecovery, DRecovery, Ctx).
|
|
|
|
'$lgt_tr_body'(throw(Error), throw(Error), '$lgt_dbg_goal'(throw(Error), throw(Error), Ctx), Ctx) :-
|
|
!.
|
|
|
|
|
|
% built-in metapredicates
|
|
|
|
'$lgt_tr_body'(bagof(Term, Pred, List), bagof(Term, TPred, List), '$lgt_dbg_goal'(bagof(Term, Pred, List), bagof(Term, DPred, List), Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_tr_body'(Pred, TPred, DPred, Ctx).
|
|
|
|
'$lgt_tr_body'(findall(Term, Pred, List), findall(Term, TPred, List), '$lgt_dbg_goal'(findall(Term, Pred, List), findall(Term, DPred, List), Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_tr_body'(Pred, TPred, DPred, Ctx).
|
|
|
|
'$lgt_tr_body'(forall(Gen, Test), forall(TGen, TTest), '$lgt_dbg_goal'(forall(Gen, Test), forall(DGen, DTest), Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_tr_body'(Gen, TGen, DGen, Ctx),
|
|
'$lgt_tr_body'(Test, TTest, DTest, Ctx).
|
|
|
|
'$lgt_tr_body'(setof(Term, Pred, List), setof(Term, TPred, List), '$lgt_dbg_goal'(setof(Term, Pred, List), setof(Term, DPred, List), Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_tr_body'(Pred, TPred, DPred, Ctx).
|
|
|
|
|
|
% message sending
|
|
|
|
'$lgt_tr_body'(Obj::Pred, TPred, '$lgt_dbg_goal'(Obj::Pred, TPred, Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_tr_msg'(Pred, Obj, TPred, Ctx).
|
|
|
|
'$lgt_tr_body'(::Pred, TPred, '$lgt_dbg_goal'(::Pred, TPred, Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_tr_self_msg'(Pred, TPred, Ctx).
|
|
|
|
'$lgt_tr_body'(^^Pred, TPred, '$lgt_dbg_goal'(^^Pred, TPred, Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_tr_super_sending'(Pred, TPred, Ctx).
|
|
|
|
|
|
% "reflection" built-in predicates
|
|
|
|
'$lgt_tr_body'(current_predicate(Pred), '$lgt_current_predicate'(This, Pred, This, _), '$lgt_dbg_goal'(current_predicate(Pred), '$lgt_current_predicate'(This, Pred, This, _), Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_body'(predicate_property(Pred, Prop), '$lgt_predicate_property'(This, Pred, Prop, This, _), '$lgt_dbg_goal'(predicate_property(Pred, Prop), '$lgt_predicate_property'(This, Pred, Prop, This, _), Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
|
|
% database handling built-in predicates
|
|
|
|
'$lgt_tr_body'(abolish(Pred), '$lgt_abolish'(This, Pred, This, _), '$lgt_dbg_goal'(abolish(Pred), '$lgt_abolish'(This, Pred, This, _), Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_body'(asserta(Pred), '$lgt_asserta'(This, Pred, This, _), '$lgt_dbg_goal'(asserta(Pred), '$lgt_asserta'(This, Pred, This, _), Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_body'(assertz(Pred), '$lgt_assertz'(This, Pred, This, _), '$lgt_dbg_goal'(assertz(Pred), '$lgt_assertz'(This, Pred, This, _), Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_body'(clause(Head, Body), '$lgt_clause'(This, Head, Body, This, _), '$lgt_dbg_goal'(clause(Head, Body), '$lgt_clause'(This, Head, Body, This, _), Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_body'(retract(Pred), '$lgt_retract'(This, Pred, This, _), '$lgt_dbg_goal'(retract(Pred), '$lgt_retract'(This, Pred, This, _), Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_body'(retractall(Pred), '$lgt_retractall'(This, Pred, This, _), '$lgt_dbg_goal'(retractall(Pred), '$lgt_retractall'(This, Pred, This, _), Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
|
|
% DCG predicates
|
|
|
|
'$lgt_tr_body'(phrase(Ruleset, List), '$lgt_phrase'(This, Ruleset, List, This, _), '$lgt_dbg_goal'(phrase(Ruleset, List), '$lgt_phrase'(This, Ruleset, List, This, _), Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_body'(phrase(Ruleset, List, Rest), '$lgt_phrase'(This, Ruleset, List, Rest, This, _), '$lgt_dbg_goal'(phrase(Ruleset, List, Rest), '$lgt_phrase'(This, Ruleset, List, Rest, This, _), Ctx), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
|
|
% inline methods (translated to a single unification with the corresponding context argument)
|
|
|
|
'$lgt_tr_body'(sender(Sender), true, '$lgt_dbg_goal'(sender(Temp), Sender=Temp, Ctx), Ctx) :-
|
|
'$lgt_sender'(Ctx, Sender),
|
|
!.
|
|
|
|
'$lgt_tr_body'(this(This), true, '$lgt_dbg_goal'(this(Temp), This=Temp, Ctx), Ctx) :-
|
|
'$lgt_this'(Ctx, This),
|
|
!.
|
|
|
|
'$lgt_tr_body'(self(Self), true, '$lgt_dbg_goal'(self(Temp), Self=Temp, Ctx), Ctx) :-
|
|
'$lgt_self'(Ctx, Self),
|
|
!.
|
|
|
|
'$lgt_tr_body'(parameter(Arg, Value), TPred, '$lgt_dbg_goal'(parameter(Arg, Temp), DPred, Ctx), Ctx) :-
|
|
'$lgt_this'(Ctx, This),
|
|
(var(This) ->
|
|
TPred = arg(Arg, This, Value), % when using parameter/2 in categories
|
|
DPred = (TPred, Temp=Value)
|
|
;
|
|
arg(Arg, This, Value),
|
|
TPred = true,
|
|
DPred = (Temp=Value)),
|
|
!.
|
|
|
|
|
|
% term input predicates that need to be operator aware
|
|
|
|
'$lgt_tr_body'(read_term(Stream, Term, Options), '$lgt_iso_read_term'(Stream, Term, Options, Ops), '$lgt_dbg_goal'(read_term(Stream, Term, Options), '$lgt_iso_read_term'(Stream, Term, Options, Ops), Ctx), Ctx) :-
|
|
bagof(op(Pr, Spec, Op), '$lgt_pp_local_op_'(Pr, Spec, Op), Ops),
|
|
!.
|
|
|
|
'$lgt_tr_body'(read_term(Term, Options), '$lgt_iso_read_term'(Term, Options, Ops), '$lgt_dbg_goal'(read_term(Term, Options), '$lgt_iso_read_term'(Term, Options, Ops), Ctx), Ctx) :-
|
|
bagof(op(Pr, Spec, Op), '$lgt_pp_local_op_'(Pr, Spec, Op), Ops),
|
|
!.
|
|
|
|
'$lgt_tr_body'(read(Stream, Term), '$lgt_iso_read'(Stream, Term, Ops), '$lgt_dbg_goal'(read(Stream, Term), '$lgt_iso_read'(Stream, Term, Ops), Ctx), Ctx) :-
|
|
bagof(op(Pr, Spec, Op), '$lgt_pp_local_op_'(Pr, Spec, Op), Ops),
|
|
!.
|
|
|
|
'$lgt_tr_body'(read(Term), '$lgt_iso_read'(Term, Ops), '$lgt_dbg_goal'(read(Term), '$lgt_iso_read'(Term, Ops), Ctx), Ctx) :-
|
|
bagof(op(Pr, Spec, Op), '$lgt_pp_local_op_'(Pr, Spec, Op), Ops),
|
|
!.
|
|
|
|
|
|
% term output predicates that need to be operator aware
|
|
|
|
'$lgt_tr_body'(write_term(Stream, Term, Options), '$lgt_iso_write_term'(Stream, Term, Options, Ops), '$lgt_dbg_goal'(write_term(Stream, Term, Options), '$lgt_iso_write_term'(Stream, Term, Options, Ops), Ctx), Ctx) :-
|
|
('$lgt_member'(ignore_ops(Value), Options) -> Value \== true; true),
|
|
bagof(op(Pr, Spec, Op), '$lgt_pp_local_op_'(Pr, Spec, Op), Ops),
|
|
!.
|
|
|
|
'$lgt_tr_body'(write_term(Term, Options), '$lgt_iso_write_term'(Term, Options, Ops), '$lgt_dbg_goal'(write_term(Term, Options), '$lgt_iso_write_term'(Term, Options, Ops), Ctx), Ctx) :-
|
|
('$lgt_member'(ignore_ops(Value), Options) -> Value \== true; true),
|
|
bagof(op(Pr, Spec, Op), '$lgt_pp_local_op_'(Pr, Spec, Op), Ops),
|
|
!.
|
|
|
|
'$lgt_tr_body'(write(Stream, Term), '$lgt_iso_write'(Stream, Term, Ops), '$lgt_dbg_goal'(write(Stream, Term), '$lgt_iso_write'(Stream, Term, Ops), Ctx), Ctx) :-
|
|
bagof(op(Pr, Spec, Op), '$lgt_pp_local_op_'(Pr, Spec, Op), Ops),
|
|
!.
|
|
|
|
'$lgt_tr_body'(write(Term), '$lgt_iso_write'(Term, Ops), '$lgt_dbg_goal'(write(Term), '$lgt_iso_write'(Term, Ops), Ctx), Ctx) :-
|
|
bagof(op(Pr, Spec, Op), '$lgt_pp_local_op_'(Pr, Spec, Op), Ops),
|
|
!.
|
|
|
|
'$lgt_tr_body'(writeq(Stream, Term), '$lgt_iso_writeq'(Stream, Term, Ops), '$lgt_dbg_goal'(writeq(Stream, Term), '$lgt_iso_writeq'(Stream, Term, Ops), Ctx), Ctx) :-
|
|
bagof(op(Pr, Spec, Op), '$lgt_pp_local_op_'(Pr, Spec, Op), Ops),
|
|
!.
|
|
|
|
'$lgt_tr_body'(writeq(Term), '$lgt_iso_writeq'(Term, Ops), '$lgt_dbg_goal'(writeq(Term), '$lgt_iso_writeq'(Term, Ops), Ctx), Ctx) :-
|
|
bagof(op(Pr, Spec, Op), '$lgt_pp_local_op_'(Pr, Spec, Op), Ops),
|
|
!.
|
|
|
|
|
|
% predicates specified in uses/2 directives
|
|
|
|
'$lgt_tr_body'(Pred, TPred, DPred, Ctx) :-
|
|
'$lgt_pp_uses_'(Obj, Pred),
|
|
!,
|
|
'$lgt_tr_body'(Obj::Pred, TPred, DPred, Ctx).
|
|
|
|
|
|
% Logtalk and Prolog built-in predicates
|
|
|
|
'$lgt_tr_body'(Pred, _, _, _) :-
|
|
'$lgt_pl_built_in'(Pred),
|
|
\+ '$lgt_iso_spec_pred'(Pred),
|
|
'$lgt_compiler_option'(portability, warning),
|
|
'$lgt_compiler_option'(report, on),
|
|
functor(Pred, Functor, Arity),
|
|
write('> WARNING! non-ISO defined built-in predicate call: '),
|
|
writeq(Functor/Arity), nl,
|
|
fail.
|
|
|
|
'$lgt_tr_body'(Pred, TPred, '$lgt_dbg_goal'(Pred, TPred, Ctx), Ctx) :-
|
|
'$lgt_pl_built_in'(Pred),
|
|
functor(Pred, Functor, Arity),
|
|
functor(Meta, Functor, Arity),
|
|
'$lgt_pl_metapredicate'(Meta),
|
|
!,
|
|
Pred =.. [_| Args],
|
|
Meta =.. [_| MArgs],
|
|
'$lgt_tr_margs'(Args, MArgs, Ctx, TArgs),
|
|
TPred =.. [Functor| TArgs].
|
|
|
|
'$lgt_tr_body'(Pred, '$lgt_call_built_in'(Pred, Ctx), '$lgt_dbg_goal'(Pred, '$lgt_call_built_in'(Pred, Ctx), Ctx), Ctx) :-
|
|
'$lgt_built_in'(Pred),
|
|
!.
|
|
|
|
|
|
% invalid goal
|
|
|
|
'$lgt_tr_body'(Pred, _, _, _) :-
|
|
\+ callable(Pred),
|
|
throw(type_error(callable, Pred)).
|
|
|
|
|
|
% goal is a call to a user predicate
|
|
|
|
'$lgt_tr_body'(Cond, TCond, '$lgt_dbg_goal'(Cond, TCond, Ctx), Ctx) :-
|
|
Cond =.. [Functor| Args],
|
|
functor(Cond, Functor, Arity),
|
|
'$lgt_context'(Ctx, Sender, This, Self, EPrefix, _),
|
|
'$lgt_construct_predicate_functor'(EPrefix, Functor, Arity, PPrefix),
|
|
'$lgt_append'(Args, [Sender, This, Self], Args2),
|
|
TCond =.. [PPrefix| Args2],
|
|
assertz('$lgt_pp_calls_pred_'(Functor/Arity)).
|
|
|
|
|
|
|
|
% '$lgt_tr_margs'(@list, @list, +term, -list)
|
|
%
|
|
% translates the meta-arguments contained in the list of
|
|
% arguments of a call to a metapredicate
|
|
|
|
'$lgt_tr_margs'([], [], _, []).
|
|
|
|
'$lgt_tr_margs'([Arg| Args], [MArg| MArgs], Ctx, [TArg| TArgs]) :-
|
|
'$lgt_tr_marg'(MArg, Arg, Ctx, TArg),
|
|
'$lgt_tr_margs'(Args, MArgs, Ctx, TArgs).
|
|
|
|
|
|
'$lgt_tr_marg'(*, Arg, _, Arg).
|
|
|
|
'$lgt_tr_marg'(::, Arg, Ctx, TArg) :-
|
|
'$lgt_tr_body'(Arg, TArg, _, Ctx).
|
|
|
|
|
|
|
|
% '$lgt_tr_msg'(@term, @object, -term, +term)
|
|
%
|
|
% translates the sending of a message to an object
|
|
|
|
|
|
'$lgt_tr_msg'(Pred, Obj, TPred, Ctx) :-
|
|
nonvar(Obj),
|
|
((Obj = (_, _); Obj = (_; _)) ->
|
|
!,
|
|
'$lgt_tr_msg_broadcasting'(Obj, Pred, TPred, Ctx) % message broadcasting
|
|
;
|
|
(\+ callable(Obj) ->
|
|
throw(type_error(object_identifier, Obj)) % invalid object identifier
|
|
;
|
|
\+ '$lgt_context'(Ctx, user, user, _, _, _), % not runtime message translation
|
|
'$lgt_add_referenced_object'(Obj), % remember object receiving message
|
|
fail)).
|
|
|
|
|
|
'$lgt_tr_msg'(Pred, Obj, '$lgt_send_to_object'(Obj, Pred, This), Ctx) :-
|
|
var(Pred) -> % translation performed at runtime
|
|
!,
|
|
'$lgt_this'(Ctx, This)
|
|
;
|
|
\+ callable(Pred), % invalid message
|
|
throw(type_error(callable, Pred)).
|
|
|
|
|
|
% control constructs
|
|
|
|
'$lgt_tr_msg'((Pred1, Pred2), Obj, (TPred1, TPred2), Ctx) :-
|
|
!,
|
|
'$lgt_tr_msg'(Pred1, Obj, TPred1, Ctx),
|
|
'$lgt_tr_msg'(Pred2, Obj, TPred2, Ctx).
|
|
|
|
'$lgt_tr_msg'((Pred1; Pred2), Obj, (TPred1; TPred2), Ctx) :-
|
|
!,
|
|
'$lgt_tr_msg'(Pred1, Obj, TPred1, Ctx),
|
|
'$lgt_tr_msg'(Pred2, Obj, TPred2, Ctx).
|
|
|
|
'$lgt_tr_msg'((Pred1 -> Pred2), Obj, (TPred1 -> TPred2), Ctx) :-
|
|
!,
|
|
'$lgt_tr_msg'(Pred1, Obj, TPred1, Ctx),
|
|
'$lgt_tr_msg'(Pred2, Obj, TPred2, Ctx).
|
|
|
|
'$lgt_tr_msg'(\+ Pred, Obj, \+ TPred, Ctx) :-
|
|
!,
|
|
'$lgt_tr_msg'(Pred, Obj, TPred, Ctx).
|
|
|
|
'$lgt_tr_msg'(!, Obj, ('$lgt_obj_exists'(Obj, !, This), !), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_msg'(true, Obj, ('$lgt_obj_exists'(Obj, true, This), true), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_msg'(fail, Obj, ('$lgt_obj_exists'(Obj, fail, This), fail), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_msg'(repeat, Obj, ('$lgt_obj_exists'(Obj, repeat, This), repeat), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_msg'(call(Pred), Obj, TPred, Ctx) :-
|
|
!,
|
|
'$lgt_tr_msg'(Pred, Obj, TPred, Ctx).
|
|
|
|
'$lgt_tr_msg'(once(Pred), Obj, once(TPred), Ctx) :-
|
|
!,
|
|
'$lgt_tr_msg'(Pred, Obj, TPred, Ctx).
|
|
|
|
'$lgt_tr_msg'(catch(Goal, Catcher, Recovery), Obj, catch(TGoal, Catcher, TRecovery), Ctx) :-
|
|
!,
|
|
'$lgt_tr_msg'(Goal, Obj, TGoal, Ctx),
|
|
'$lgt_tr_msg'(Recovery, Obj, TRecovery, Ctx).
|
|
|
|
'$lgt_tr_msg'(throw(Error), Obj, ('$lgt_obj_exists'(Obj, throw(Error), This), throw(Error)), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
|
|
% built-in metapredicates
|
|
|
|
'$lgt_tr_msg'(bagof(Term, Pred, List), Obj, bagof(Term, TPred, List), Ctx) :-
|
|
!,
|
|
'$lgt_tr_msg'(Pred, Obj, TPred, Ctx).
|
|
|
|
'$lgt_tr_msg'(findall(Term, Pred, List), Obj, findall(Term, TPred, List), Ctx) :-
|
|
!,
|
|
'$lgt_tr_msg'(Pred, Obj, TPred, Ctx).
|
|
|
|
'$lgt_tr_msg'(forall(Gen, Test), Obj, forall(TGen, TTest), Ctx) :-
|
|
!,
|
|
'$lgt_tr_msg'(Gen, Obj, TGen, Ctx),
|
|
'$lgt_tr_msg'(Test, Obj, TTest, Ctx).
|
|
|
|
'$lgt_tr_msg'(setof(Term, Pred, List), Obj, setof(Term, TPred, List), Ctx) :-
|
|
!,
|
|
'$lgt_tr_msg'(Pred, Obj, TPred, Ctx).
|
|
|
|
|
|
% "reflection" built-in predicates
|
|
|
|
'$lgt_tr_msg'(current_predicate(Pred), Obj, '$lgt_current_predicate'(Obj, Pred, This, p(p(p))), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_msg'(predicate_property(Pred, Prop), Obj, '$lgt_predicate_property'(Obj, Pred, Prop, This, p(p(p))), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
|
|
% database handling built-in predicates
|
|
|
|
'$lgt_tr_msg'(abolish(Pred), Obj, '$lgt_abolish'(Obj, Pred, This, p(p(p))), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_msg'(asserta(Pred), Obj, '$lgt_asserta'(Obj, Pred, This, p(p(p))), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_msg'(assertz(Pred), Obj, '$lgt_assertz'(Obj, Pred, This, p(p(p))), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_msg'(clause(Head, Body), Obj, '$lgt_clause'(Obj, Head, Body, This, p(p(p))), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_msg'(retract(Pred), Obj, '$lgt_retract'(Obj, Pred, This, p(p(p))), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_msg'(retractall(Pred), Obj, '$lgt_retractall'(Obj, Pred, This, p(p(p))), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
|
|
% DCG predicates
|
|
|
|
'$lgt_tr_msg'(phrase(Ruleset, List), Obj, '$lgt_phrase'(Obj, Ruleset, List, This, p(p(p))), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_msg'(phrase(Ruleset, List, Rest), Obj, '$lgt_phrase'(Obj, Ruleset, List, Rest, This, p(p(p))), Ctx) :-
|
|
!,
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
|
|
% message is not a built-in control construct or a call to a built-in
|
|
% (meta-)predicate: translation performed at runtime
|
|
|
|
'$lgt_tr_msg'(Pred, Obj, '$lgt_send_to_object'(Obj, Pred, This), Ctx) :-
|
|
'$lgt_this'(Ctx, This),
|
|
(var(Obj) ->
|
|
TPred = '$lgt_send_to_object'(Obj, Pred, This)
|
|
;
|
|
TPred = '$lgt_send_to_object_nv'(Obj, Pred, This)).
|
|
|
|
|
|
|
|
% '$lgt_tr_self_msg'(@term, -term, +term)
|
|
%
|
|
% translates the sending of a message to self
|
|
|
|
|
|
'$lgt_tr_self_msg'(Pred, '$lgt_send_to_self'(Self, Pred, This), Ctx) :-
|
|
var(Pred) -> % translation performed at runtime
|
|
!,
|
|
'$lgt_this'(Ctx, This),
|
|
'$lgt_self'(Ctx, Self)
|
|
;
|
|
(\+ callable(Pred) -> % invalid message
|
|
throw(type_error(callable, Pred))).
|
|
|
|
|
|
% control constructs
|
|
|
|
'$lgt_tr_self_msg'((Pred1, Pred2), (TPred1, TPred2), Ctx) :-
|
|
!,
|
|
'$lgt_tr_self_msg'(Pred1, TPred1, Ctx),
|
|
'$lgt_tr_self_msg'(Pred2, TPred2, Ctx).
|
|
|
|
'$lgt_tr_self_msg'(((Pred1; Pred2)), (TPred1; TPred2), Ctx) :-
|
|
!,
|
|
'$lgt_tr_self_msg'(Pred1, TPred1, Ctx),
|
|
'$lgt_tr_self_msg'(Pred2, TPred2, Ctx).
|
|
|
|
'$lgt_tr_self_msg'((Pred1 -> Pred2), (TPred1 -> TPred2), Ctx) :-
|
|
!,
|
|
'$lgt_tr_self_msg'(Pred1, TPred1, Ctx),
|
|
'$lgt_tr_self_msg'(Pred2, TPred2, Ctx).
|
|
|
|
'$lgt_tr_self_msg'(\+ Pred, \+ TPred, Ctx) :-
|
|
!,
|
|
'$lgt_tr_self_msg'(Pred, TPred, Ctx).
|
|
|
|
'$lgt_tr_self_msg'(!, !, _) :-
|
|
!.
|
|
|
|
'$lgt_tr_self_msg'(true, true, _) :-
|
|
!.
|
|
|
|
'$lgt_tr_self_msg'(fail, fail, _) :-
|
|
!.
|
|
|
|
'$lgt_tr_self_msg'(repeat, repeat, _) :-
|
|
!.
|
|
|
|
'$lgt_tr_self_msg'(call(Pred), TPred, Ctx) :-
|
|
!,
|
|
'$lgt_tr_self_msg'(Pred, TPred, Ctx).
|
|
|
|
'$lgt_tr_self_msg'(once(Pred), once(TPred), Ctx) :-
|
|
!,
|
|
'$lgt_tr_self_msg'(Pred, TPred, Ctx).
|
|
|
|
'$lgt_tr_self_msg'(catch(Goal, Catcher, Recovery), catch(TGoal, Catcher, TRecovery), Ctx) :-
|
|
!,
|
|
'$lgt_tr_self_msg'(Goal, TGoal, Ctx),
|
|
'$lgt_tr_self_msg'(Recovery, TRecovery, Ctx).
|
|
|
|
'$lgt_tr_self_msg'(throw(Error), throw(Error), _) :-
|
|
!.
|
|
|
|
|
|
% built-in metapredicates
|
|
|
|
'$lgt_tr_self_msg'(bagof(Term, Pred, List), bagof(Term, TPred, List), Ctx) :-
|
|
!,
|
|
'$lgt_tr_self_msg'(Pred, TPred, Ctx).
|
|
|
|
'$lgt_tr_self_msg'(findall(Term, Pred, List), findall(Term, TPred, List), Ctx) :-
|
|
!,
|
|
'$lgt_tr_self_msg'(Pred, TPred, Ctx).
|
|
|
|
'$lgt_tr_self_msg'(forall(Gen, Test), forall(TGen, TTest), Ctx) :-
|
|
!,
|
|
'$lgt_tr_self_msg'(Gen, TGen, Ctx),
|
|
'$lgt_tr_self_msg'(Test, TTest, Ctx).
|
|
|
|
'$lgt_tr_self_msg'(setof(Term, Pred, List), setof(Term, TPred, List), Ctx) :-
|
|
!,
|
|
'$lgt_tr_self_msg'(Pred, TPred, Ctx).
|
|
|
|
|
|
% "reflection" built-in predicates
|
|
|
|
'$lgt_tr_self_msg'(current_predicate(Pred), '$lgt_current_predicate'(Self, Pred, This, p(_)), Ctx) :-
|
|
!,
|
|
'$lgt_self'(Ctx, Self),
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_self_msg'(predicate_property(Pred, Prop), '$lgt_predicate_property'(Self, Pred, Prop, This, p(_)), Ctx) :-
|
|
!,
|
|
'$lgt_self'(Ctx, Self),
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
|
|
% database handling built-in predicates
|
|
|
|
'$lgt_tr_self_msg'(abolish(Pred), '$lgt_abolish'(Self, Pred, This, p(_)), Ctx) :-
|
|
!,
|
|
'$lgt_self'(Ctx, Self),
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_self_msg'(asserta(Pred), '$lgt_asserta'(Self, Pred, This, p(_)), Ctx) :-
|
|
!,
|
|
'$lgt_self'(Ctx, Self),
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_self_msg'(assertz(Pred), '$lgt_assertz'(Self, Pred, This, p(_)), Ctx) :-
|
|
!,
|
|
'$lgt_self'(Ctx, Self),
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_self_msg'(clause(Head, Body), '$lgt_clause'(Self, Head, Body, This, p(_)), Ctx) :-
|
|
!,
|
|
'$lgt_self'(Ctx, Self),
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_self_msg'(retract(Pred), '$lgt_retract'(Self, Pred, This, p(_)), Ctx) :-
|
|
!,
|
|
'$lgt_self'(Ctx, Self),
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_self_msg'(retractall(Pred), '$lgt_retractall'(Self, Pred, This, p(_)), Ctx) :-
|
|
!,
|
|
'$lgt_self'(Ctx, Self),
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
|
|
% DCG predicates
|
|
|
|
'$lgt_tr_self_msg'(phrase(Ruleset, List), '$lgt_phrase'(Self, Ruleset, List, This, p(_)), Ctx) :-
|
|
!,
|
|
'$lgt_self'(Ctx, Self),
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
'$lgt_tr_self_msg'(phrase(Ruleset, List, Rest), '$lgt_phrase'(Self, Ruleset, List, Rest, This, p(_)), Ctx) :-
|
|
!,
|
|
'$lgt_self'(Ctx, Self),
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
|
|
% message is not a built-in control construct or a call to a built-in
|
|
% (meta-)predicate: translation performed at runtime
|
|
|
|
'$lgt_tr_self_msg'(Pred, '$lgt_send_to_self_nv'(Self, Pred, This), Ctx) :-
|
|
!,
|
|
'$lgt_self'(Ctx, Self),
|
|
'$lgt_this'(Ctx, This).
|
|
|
|
|
|
|
|
% message broadcasting
|
|
|
|
'$lgt_tr_msg_broadcasting'((Obj1, Obj2), Pred, (TP1, TP2), Ctx) :-
|
|
!,
|
|
'$lgt_tr_msg'(Pred, Obj1, TP1, Ctx),
|
|
'$lgt_tr_msg'(Pred, Obj2, TP2, Ctx).
|
|
|
|
'$lgt_tr_msg_broadcasting'((Obj1; Obj2), Pred, (TP1; TP2), Ctx) :-
|
|
!,
|
|
'$lgt_tr_msg'(Pred, Obj1, TP1, Ctx),
|
|
'$lgt_tr_msg'(Pred, Obj2, TP2, Ctx).
|
|
|
|
|
|
|
|
% '$lgt_tr_super_sending'(@term, -term, +term)
|
|
%
|
|
% translates calling of redefined predicates (super calls)
|
|
|
|
|
|
% invalid goal (not callable)
|
|
|
|
'$lgt_tr_super_sending'(Pred, _, _) :-
|
|
nonvar(Pred),
|
|
\+ callable(Pred),
|
|
throw(type_error(callable, Pred)).
|
|
|
|
|
|
% translation performed at runtime
|
|
|
|
'$lgt_tr_super_sending'(Pred, TPred, Ctx) :-
|
|
'$lgt_context'(Ctx, Sender, This, Self, _, _),
|
|
(var(Pred) ->
|
|
TPred = '$lgt_send_to_super'(Self, Pred, This, Sender)
|
|
;
|
|
TPred = '$lgt_send_to_super_nv'(Self, Pred, This, Sender)).
|
|
|
|
|
|
% '$lgt_extract_metavars'(+callable, -list)
|
|
%
|
|
% constructs a list of all variables that occur
|
|
% in a position corresponding to a meta-argument
|
|
|
|
'$lgt_extract_metavars'(Pred, Metavars) :-
|
|
functor(Pred, Functor, Arity),
|
|
functor(Meta, Functor, Arity),
|
|
('$lgt_pp_metapredicate_'(Meta) ->
|
|
Pred =.. [_| Args],
|
|
Meta =.. [_| MArgs],
|
|
'$lgt_extract_metavars'(Args, MArgs, Metavars)
|
|
;
|
|
Metavars = []).
|
|
|
|
|
|
% '$lgt_extract_metavars'(+list, +list, -list)
|
|
|
|
'$lgt_extract_metavars'([], [], []).
|
|
|
|
'$lgt_extract_metavars'([Var| Args], [MArg| MArgs], [Var| Metavars]) :-
|
|
var(Var),
|
|
MArg = (::),
|
|
!,
|
|
'$lgt_extract_metavars'(Args, MArgs, Metavars).
|
|
|
|
'$lgt_extract_metavars'([_| Args], [_| MArgs], Metavars) :-
|
|
'$lgt_extract_metavars'(Args, MArgs, Metavars).
|
|
|
|
|
|
|
|
% '$lgt_iso_read_term'(@stream, ?term, +read_options_list, @list)
|
|
%
|
|
% wraps read_term/3 call with the necessary operator settings
|
|
|
|
'$lgt_iso_read_term'(Stream, Term, Options, Ops) :-
|
|
catch(
|
|
('$lgt_save_operators'(Ops, Saved),
|
|
'$lgt_add_operators'(Ops),
|
|
read_term(Stream, Term, Options),
|
|
'$lgt_remove_operators'(Ops),
|
|
'$lgt_add_operators'(Saved)),
|
|
Error,
|
|
'$lgt_iso_read_error_handler'(Ops, Saved, Error)).
|
|
|
|
|
|
|
|
% '$lgt_iso_read_term'(?term, +read_options_list, @list)
|
|
%
|
|
% wraps read_term/2 call with the necessary operator settings
|
|
|
|
'$lgt_iso_read_term'(Term, Options, Ops) :-
|
|
catch(
|
|
('$lgt_save_operators'(Ops, Saved),
|
|
'$lgt_add_operators'(Ops),
|
|
read_term(Term, Options),
|
|
'$lgt_remove_operators'(Ops),
|
|
'$lgt_add_operators'(Saved)),
|
|
Error,
|
|
'$lgt_iso_read_error_handler'(Ops, Saved, Error)).
|
|
|
|
|
|
|
|
% '$lgt_iso_read'(@stream, ?term, @list)
|
|
%
|
|
% wraps read/2 call with the necessary operator settings
|
|
|
|
'$lgt_iso_read'(Stream, Term, Ops) :-
|
|
catch(
|
|
('$lgt_save_operators'(Ops, Saved),
|
|
'$lgt_add_operators'(Ops),
|
|
read(Stream, Term),
|
|
'$lgt_remove_operators'(Ops),
|
|
'$lgt_add_operators'(Saved)),
|
|
Error,
|
|
'$lgt_iso_read_error_handler'(Ops, Saved, Error)).
|
|
|
|
|
|
|
|
% '$lgt_iso_read'(?term, @list)
|
|
%
|
|
% wraps read/1 call with the necessary operator settings
|
|
|
|
'$lgt_iso_read'(Term, Ops) :-
|
|
catch(
|
|
('$lgt_save_operators'(Ops, Saved),
|
|
'$lgt_add_operators'(Ops),
|
|
read(Term),
|
|
'$lgt_remove_operators'(Ops),
|
|
'$lgt_add_operators'(Saved)),
|
|
Error,
|
|
'$lgt_iso_read_error_handler'(Ops, Saved, Error)).
|
|
|
|
|
|
|
|
% '$lgt_iso_write_term'(@stream_or_alias, @term, @write_options_list, @list)
|
|
%
|
|
% wraps write_term/3 call with the necessary operator settings
|
|
|
|
'$lgt_iso_write_term'(Stream, Term, Options, Ops) :-
|
|
catch(
|
|
('$lgt_save_operators'(Ops, Saved),
|
|
'$lgt_add_operators'(Ops),
|
|
write_term(Stream, Term, Options),
|
|
'$lgt_remove_operators'(Ops),
|
|
'$lgt_add_operators'(Saved)),
|
|
Error,
|
|
'$lgt_iso_read_error_handler'(Ops, Saved, Error)).
|
|
|
|
|
|
|
|
% '$lgt_iso_write_term'(@term, @write_options_list, @list)
|
|
%
|
|
% wraps write_term/2 call with the necessary operator settings
|
|
|
|
'$lgt_iso_write_term'(Term, Options, Ops) :-
|
|
catch(
|
|
('$lgt_save_operators'(Ops, Saved),
|
|
'$lgt_add_operators'(Ops),
|
|
write_term(Term, Options),
|
|
'$lgt_remove_operators'(Ops),
|
|
'$lgt_add_operators'(Saved)),
|
|
Error,
|
|
'$lgt_iso_read_error_handler'(Ops, Saved, Error)).
|
|
|
|
|
|
|
|
% '$lgt_iso_write'(@stream_or_alias, @term, @list)
|
|
%
|
|
% wraps write/2 call with the necessary operator settings
|
|
|
|
'$lgt_iso_write'(Stream, Term, Ops) :-
|
|
catch(
|
|
('$lgt_save_operators'(Ops, Saved),
|
|
'$lgt_add_operators'(Ops),
|
|
write(Stream, Term),
|
|
'$lgt_remove_operators'(Ops),
|
|
'$lgt_add_operators'(Saved)),
|
|
Error,
|
|
'$lgt_iso_read_error_handler'(Ops, Saved, Error)).
|
|
|
|
|
|
|
|
% '$lgt_iso_write'(@term, @list)
|
|
%
|
|
% wraps write/1 call with the necessary operator settings
|
|
|
|
'$lgt_iso_write'(Term, Ops):-
|
|
catch(
|
|
('$lgt_save_operators'(Ops, Saved),
|
|
'$lgt_add_operators'(Ops),
|
|
write(Term),
|
|
'$lgt_remove_operators'(Ops),
|
|
'$lgt_add_operators'(Saved)),
|
|
Error,
|
|
'$lgt_iso_read_error_handler'(Ops, Saved, Error)).
|
|
|
|
|
|
|
|
% '$lgt_iso_writeq'(@stream_or_alias, @term, @list)
|
|
%
|
|
% wraps writeq/2 call with the necessary operator settings
|
|
|
|
'$lgt_iso_writeq'(Stream, Term, Ops) :-
|
|
catch(
|
|
('$lgt_save_operators'(Ops, Saved),
|
|
'$lgt_add_operators'(Ops),
|
|
writeq(Stream, Term),
|
|
'$lgt_remove_operators'(Ops),
|
|
'$lgt_add_operators'(Saved)),
|
|
Error,
|
|
'$lgt_iso_read_error_handler'(Ops, Saved, Error)).
|
|
|
|
|
|
|
|
% '$lgt_iso_writeq'(@term, @list)
|
|
%
|
|
% wraps writeq/1 call with the necessary operator settings
|
|
|
|
'$lgt_iso_writeq'(Term, Ops) :-
|
|
catch(
|
|
('$lgt_save_operators'(Ops, Saved),
|
|
'$lgt_add_operators'(Ops),
|
|
writeq(Term),
|
|
'$lgt_remove_operators'(Ops),
|
|
'$lgt_add_operators'(Saved)),
|
|
Error,
|
|
'$lgt_iso_read_error_handler'(Ops, Saved, Error)).
|
|
|
|
|
|
|
|
% '$lgt_save_operators'(@list, -list)
|
|
%
|
|
% save currently defined operators that might be
|
|
% redefined when a list of operators is added
|
|
|
|
'$lgt_save_operators'(Ops, Saved) :-
|
|
findall(
|
|
op(Pr, Spec, Op),
|
|
('$lgt_member'(op(_, _, Op), Ops), current_op(Pr, Spec, Op)),
|
|
Saved).
|
|
|
|
|
|
|
|
% '$lgt_add_operators'(@list)
|
|
%
|
|
% adds operators to the global operator table
|
|
|
|
'$lgt_add_operators'([]).
|
|
|
|
'$lgt_add_operators'([op(Pr, Spec, Op)| Ops]) :-
|
|
op(Pr, Spec, Op),
|
|
'$lgt_add_operators'(Ops).
|
|
|
|
|
|
|
|
% '$lgt_remove_operators'(@list)
|
|
%
|
|
% remove operators from the global operator table
|
|
|
|
'$lgt_remove_operators'([]).
|
|
|
|
'$lgt_remove_operators'([op(_, Spec, Op)| Ops]) :-
|
|
op(0, Spec, Op),
|
|
'$lgt_remove_operators'(Ops).
|
|
|
|
|
|
|
|
% '$lgt_iso_read_error_handler'(@list, @list, @nonvar)
|
|
%
|
|
% restores operator table to the its state before the call
|
|
% to one of the '$lgt_iso_read...' raised an error
|
|
|
|
'$lgt_iso_read_error_handler'(Ops, Saved, Error) :-
|
|
'$lgt_remove_operators'(Ops),
|
|
'$lgt_add_operators'(Saved),
|
|
throw(Error).
|
|
|
|
|
|
|
|
% '$lgt_simplify_body'(+callable, -callable)
|
|
%
|
|
% remove redundant calls to true/0 from a translated clause body
|
|
|
|
'$lgt_simplify_body'((A;B), (SA;SB)) :-
|
|
!,
|
|
'$lgt_simplify_body'(A, SA),
|
|
'$lgt_simplify_body'(B, SB).
|
|
|
|
'$lgt_simplify_body'((A->B), (SA->SB)) :-
|
|
!,
|
|
'$lgt_simplify_body'(A, SA),
|
|
'$lgt_simplify_body'(B, SB).
|
|
|
|
'$lgt_simplify_body'((true, B), SB) :-
|
|
!,
|
|
'$lgt_simplify_body'(B, SB).
|
|
|
|
'$lgt_simplify_body'((B, true), SB) :-
|
|
!,
|
|
'$lgt_simplify_body'(B, SB).
|
|
|
|
'$lgt_simplify_body'((A, B), (SA, SB)) :-
|
|
!,
|
|
'$lgt_simplify_body'(A, SA),
|
|
'$lgt_simplify_body'(B, SB).
|
|
|
|
'$lgt_simplify_body'(B, B).
|
|
|
|
|
|
|
|
% '$lgt_tr_object_id'(+object_identifier)
|
|
%
|
|
% from the object identifier construct the set of
|
|
% functor prefixes used in the compiled code clauses
|
|
|
|
'$lgt_tr_object_id'(Obj) :-
|
|
'$lgt_add_referenced_object'(Obj),
|
|
'$lgt_construct_object_functors'(Obj, Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef),
|
|
assertz('$lgt_pp_object_'(Obj, Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef)),
|
|
Term =.. [Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef],
|
|
assertz('$lgt_pp_entity_functors_'(Term)),
|
|
assertz('$lgt_pp_rclause_'('$lgt_current_object_'(Obj, Prefix, Dcl, Def, Super, static))),
|
|
assertz('$lgt_pp_entity_'(object, Obj, Prefix, Dcl)).
|
|
|
|
|
|
|
|
% '$lgt_tr_category_id'(+category_identifier)
|
|
%
|
|
% from the category identifier construct the set of
|
|
% functor prefixes used in the compiled code clauses
|
|
|
|
'$lgt_tr_category_id'(Ctg) :-
|
|
'$lgt_add_referenced_category'(Ctg),
|
|
'$lgt_construct_category_functors'(Ctg, Prefix, Dcl, Def),
|
|
assertz('$lgt_pp_category_'(Ctg, Prefix, Dcl, Def)),
|
|
Term =.. [Prefix, Dcl, Def],
|
|
assertz('$lgt_pp_entity_functors_'(Term)),
|
|
assertz('$lgt_pp_rclause_'('$lgt_current_category_'(Ctg, Prefix, static))),
|
|
assertz('$lgt_pp_entity_'(category, Ctg, Prefix, Dcl)).
|
|
|
|
|
|
|
|
% '$lgt_tr_protocol_id'(+protocol_identifier)
|
|
%
|
|
% from the protocol identifier construct the set of
|
|
% functor prefixes used in the compiled code clauses
|
|
|
|
'$lgt_tr_protocol_id'(Ptc) :-
|
|
'$lgt_add_referenced_protocol'(Ptc),
|
|
'$lgt_construct_protocol_functors'(Ptc, Prefix, Dcl),
|
|
assertz('$lgt_pp_protocol_'(Ptc, Prefix, Dcl)),
|
|
Term =.. [Prefix, Dcl],
|
|
assertz('$lgt_pp_entity_functors_'(Term)),
|
|
assertz('$lgt_pp_rclause_'('$lgt_current_protocol_'(Ptc, Prefix, static))),
|
|
assertz('$lgt_pp_entity_'(protocol, Ptc, Prefix, Dcl)).
|
|
|
|
|
|
|
|
% '$lgt_update_entity_comp_mode'(+atom)
|
|
%
|
|
% updates the entity compilation mode to "dynamic"
|
|
% (entities are static by default)
|
|
|
|
'$lgt_update_entity_comp_mode'(object) :-
|
|
retract('$lgt_pp_rclause_'('$lgt_current_object_'(Obj, Prefix, Dcl, Def, Super, _))),
|
|
assertz('$lgt_pp_rclause_'('$lgt_current_object_'(Obj, Prefix, Dcl, Def, Super, (dynamic)))).
|
|
|
|
'$lgt_update_entity_comp_mode'(protocol) :-
|
|
retract('$lgt_pp_rclause_'('$lgt_current_protocol_'(Ptc, Prefix, _))),
|
|
assertz('$lgt_pp_rclause_'('$lgt_current_protocol_'(Ptc, Prefix, (dynamic)))).
|
|
|
|
'$lgt_update_entity_comp_mode'(category) :-
|
|
retract('$lgt_pp_rclause_'('$lgt_current_category_'(Ctg, Prefix, _))),
|
|
assertz('$lgt_pp_rclause_'('$lgt_current_category_'(Ctg, Prefix, (dynamic)))).
|
|
|
|
|
|
|
|
% '$lgt_tr_implements_protocol'(+list, +object_identifier)
|
|
% '$lgt_tr_implements_protocol'(+list, +category_identifier)
|
|
%
|
|
% translates an "implementents" relation between
|
|
% a category or an object and a list of protocols
|
|
|
|
'$lgt_tr_implements_protocol'([], _).
|
|
|
|
'$lgt_tr_implements_protocol'([Ref| Refs], ObjOrCtg) :-
|
|
'$lgt_valid_scope'(Ref) ->
|
|
('$lgt_scope_id'(Ref, Scope, Ptc),
|
|
(atom(Ptc) ->
|
|
'$lgt_add_referenced_protocol'(Ptc),
|
|
assertz('$lgt_pp_rclause_'('$lgt_implements_protocol_'(ObjOrCtg, Ptc, Scope))),
|
|
'$lgt_construct_protocol_functors'(Ptc, Prefix, Dcl),
|
|
assertz('$lgt_pp_implemented_protocol_'(Ptc, Prefix, Dcl, Scope)),
|
|
'$lgt_tr_implements_protocol'(Refs, ObjOrCtg)
|
|
;
|
|
throw(type_error(protocol_identifier, Ptc))))
|
|
;
|
|
throw(type_error(scope, Ref)).
|
|
|
|
|
|
|
|
% '$lgt_tr_imports_category'(+list, +object_identifier)
|
|
%
|
|
% translates an "imports" relation between
|
|
% an object and a list of categories
|
|
|
|
'$lgt_tr_imports_category'([], _).
|
|
|
|
'$lgt_tr_imports_category'([Ref| Refs], Obj) :-
|
|
'$lgt_valid_scope'(Ref) ->
|
|
('$lgt_scope_id'(Ref, Scope, Ctg),
|
|
(atom(Ctg) ->
|
|
'$lgt_add_referenced_category'(Ctg),
|
|
assertz('$lgt_pp_rclause_'('$lgt_imports_category_'(Obj, Ctg, Scope))),
|
|
'$lgt_construct_category_functors'(Ctg, Prefix, Dcl, Def),
|
|
assertz('$lgt_pp_imported_category_'(Ctg, Prefix, Dcl, Def, Scope)),
|
|
'$lgt_tr_imports_category'(Refs, Obj)
|
|
;
|
|
throw(type_error(category_identifier, Ctg))))
|
|
;
|
|
throw(type_error(scope, Ref)).
|
|
|
|
|
|
|
|
% '$lgt_tr_instantiates_class'(+list, +object_identifier)
|
|
%
|
|
% translates an "instantiates" relation between
|
|
% an instance and a list of classes
|
|
|
|
'$lgt_tr_instantiates_class'([], _).
|
|
|
|
'$lgt_tr_instantiates_class'([Ref| Refs], Obj) :-
|
|
'$lgt_valid_scope'(Ref) ->
|
|
('$lgt_scope_id'(Ref, Scope, Class),
|
|
(callable(Class) ->
|
|
'$lgt_add_referenced_object'(Class),
|
|
assertz('$lgt_pp_rclause_'('$lgt_instantiates_class_'(Obj, Class, Scope))),
|
|
'$lgt_construct_object_functors'(Class, Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef),
|
|
assertz('$lgt_pp_instantiated_class_'(Class, Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef, Scope)),
|
|
'$lgt_tr_instantiates_class'(Refs, Obj)
|
|
;
|
|
throw(type_error(object_identifier, Class))))
|
|
;
|
|
throw(type_error(scope, Ref)).
|
|
|
|
|
|
|
|
% '$lgt_tr_specializes_class'(+list, +object_identifier)
|
|
%
|
|
% translates a "specializes" relation between
|
|
% a class and a list of superclasses
|
|
|
|
'$lgt_tr_specializes_class'([], _).
|
|
|
|
'$lgt_tr_specializes_class'([Ref| Refs], Class) :-
|
|
'$lgt_valid_scope'(Ref) ->
|
|
('$lgt_scope_id'(Ref, Scope, Superclass),
|
|
(callable(Superclass) ->
|
|
'$lgt_add_referenced_object'(Superclass),
|
|
assertz('$lgt_pp_rclause_'('$lgt_specializes_class_'(Class, Superclass, Scope))),
|
|
'$lgt_construct_object_functors'(Superclass, Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef),
|
|
assertz('$lgt_pp_specialized_class_'(Superclass, Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef, Scope)),
|
|
'$lgt_tr_specializes_class'(Refs, Class)
|
|
;
|
|
throw(type_error(object_identifier, Superclass))))
|
|
;
|
|
throw(type_error(scope, Ref)).
|
|
|
|
|
|
|
|
% '$lgt_tr_extends_object'(+list, +object_identifier)
|
|
%
|
|
% translates an "extends" relation between
|
|
% a prototype and a list of parents
|
|
|
|
'$lgt_tr_extends_object'([], _).
|
|
|
|
'$lgt_tr_extends_object'([Ref| Refs], Obj) :-
|
|
'$lgt_valid_scope'(Ref) ->
|
|
('$lgt_scope_id'(Ref, Scope, Parent),
|
|
(callable(Parent) ->
|
|
'$lgt_add_referenced_object'(Parent),
|
|
assertz('$lgt_pp_rclause_'('$lgt_extends_object_'(Obj, Parent, Scope))),
|
|
'$lgt_construct_object_functors'(Parent, Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef),
|
|
assertz('$lgt_pp_extended_object_'(Parent, Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef, Scope)),
|
|
'$lgt_tr_extends_object'(Refs, Obj)
|
|
;
|
|
throw(type_error(object_identifier, Parent))))
|
|
;
|
|
throw(type_error(scope, Ref)).
|
|
|
|
|
|
|
|
% '$lgt_tr_extends_protocol'(+list, +protocol_identifier)
|
|
%
|
|
% translates an "extends" relation between
|
|
% a protocol and a list of protocols
|
|
|
|
'$lgt_tr_extends_protocol'([], _).
|
|
|
|
'$lgt_tr_extends_protocol'([Ref| Refs], Ptc1) :-
|
|
'$lgt_valid_scope'(Ref) ->
|
|
('$lgt_scope_id'(Ref, Scope, Ptc2),
|
|
(atom(Ptc2) ->
|
|
'$lgt_add_referenced_protocol'(Ptc2),
|
|
assertz('$lgt_pp_rclause_'('$lgt_extends_protocol_'(Ptc1, Ptc2, Scope))),
|
|
'$lgt_construct_protocol_functors'(Ptc2, Prefix, Dcl),
|
|
assertz('$lgt_pp_extended_protocol_'(Ptc2, Prefix, Dcl, Scope)),
|
|
'$lgt_tr_extends_protocol'(Refs, Ptc1)
|
|
;
|
|
throw(type_error(protocol_identifier, Ptc2))))
|
|
;
|
|
throw(type_error(scope, Ref)).
|
|
|
|
|
|
|
|
% '$lgt_add_referenced_object'(+object_identifier)
|
|
%
|
|
% assert the name of an object referenced by the entity that we are compiling
|
|
|
|
'$lgt_add_referenced_object'(Obj) :-
|
|
'$lgt_pp_referenced_object_'(Obj) ->
|
|
true
|
|
;
|
|
assertz('$lgt_pp_referenced_object_'(Obj)).
|
|
|
|
|
|
|
|
% '$lgt_add_referenced_protocol'(+protocol_identifier)
|
|
%
|
|
% assert the name of a protocol referenced by the entity that we are compiling
|
|
|
|
'$lgt_add_referenced_protocol'(Ptc) :-
|
|
'$lgt_pp_referenced_protocol_'(Ptc) ->
|
|
true
|
|
;
|
|
assertz('$lgt_pp_referenced_protocol_'(Ptc)).
|
|
|
|
|
|
|
|
% '$lgt_add_referenced_category'(+category_identifier)
|
|
%
|
|
% assert the name of a category referenced by the entity that we are compiling
|
|
|
|
'$lgt_add_referenced_category'(Ctg) :-
|
|
'$lgt_pp_referenced_category_'(Ctg) ->
|
|
true
|
|
;
|
|
assertz('$lgt_pp_referenced_category_'(Ctg)).
|
|
|
|
|
|
|
|
% '$lgt_report_unknown_entities'
|
|
%
|
|
% report any unknown referenced entities found while compiling an entity
|
|
% (if the corresponding compiler option is not set to "silent")
|
|
|
|
'$lgt_report_unknown_entities' :-
|
|
('$lgt_compiler_option'(unknown, warning),
|
|
'$lgt_compiler_option'(report, on)) ->
|
|
'$lgt_report_unknown_objects',
|
|
'$lgt_report_unknown_protocols',
|
|
'$lgt_report_unknown_categories'
|
|
;
|
|
true.
|
|
|
|
|
|
|
|
% '$lgt_report_unknown_objects'
|
|
%
|
|
% report any unknown referenced objects found while compiling an entity
|
|
|
|
'$lgt_report_unknown_objects' :-
|
|
findall(
|
|
Obj,
|
|
('$lgt_pp_referenced_object_'(Obj),
|
|
\+ ('$lgt_current_object_'(Obj, _, _, _, _, _); '$lgt_pp_entity_'(_, Obj, _, _))),
|
|
Objs),
|
|
(Objs \= [] ->
|
|
write('> WARNING! references to unknown objects: '), writeq(Objs), nl
|
|
;
|
|
true).
|
|
|
|
|
|
|
|
% '$lgt_report_unknown_protocols'
|
|
%
|
|
% report any unknown referenced protocols found while compiling an entity
|
|
|
|
'$lgt_report_unknown_protocols' :-
|
|
findall(
|
|
Ptc,
|
|
('$lgt_pp_referenced_protocol_'(Ptc),
|
|
\+ ('$lgt_current_protocol_'(Ptc, _, _); '$lgt_pp_entity_'(_, Ptc, _, _))),
|
|
Ptcs),
|
|
(Ptcs \= [] ->
|
|
write('> WARNING! references to unknown protocols: '), writeq(Ptcs), nl
|
|
;
|
|
true).
|
|
|
|
|
|
|
|
% '$lgt_report_unknown_categories'
|
|
%
|
|
% report any unknown referenced categories found while compiling an entity
|
|
|
|
'$lgt_report_unknown_categories' :-
|
|
findall(
|
|
Ctg,
|
|
('$lgt_pp_referenced_category_'(Ctg),
|
|
\+ ('$lgt_current_category_'(Ctg, _, _); '$lgt_pp_entity_'(_, Ctg, _, _))),
|
|
Ctgs),
|
|
(Ctgs \= [] ->
|
|
write('> WARNING! references to unknown categories: '), writeq(Ctgs), nl
|
|
;
|
|
true).
|
|
|
|
|
|
|
|
% '$lgt_add_def_clause'(+atom, +integer, +atom, +term)
|
|
%
|
|
% adds a "def clause" (used to translate a predicate call)
|
|
|
|
'$lgt_add_def_clause'(Functor, Arity, Prefix, Ctx) :-
|
|
functor(Head, Functor, Arity),
|
|
Head =.. [_| Args],
|
|
'$lgt_context'(Ctx, Sender, This, Self, _, _),
|
|
'$lgt_append'(Args, [Sender, This, Self], TArgs),
|
|
THead =.. [Prefix|TArgs],
|
|
once(
|
|
('$lgt_pp_object_'(_, _, _, Def, _, _, _, _, _);
|
|
'$lgt_pp_category_'(_, _, _, Def))),
|
|
Clause =.. [Def, Head, Sender, This, Self, THead],
|
|
('$lgt_pp_def_'(Clause) ->
|
|
true
|
|
;
|
|
assertz('$lgt_pp_def_'(Clause))),
|
|
('$lgt_built_in'(Head) ->
|
|
assertz('$lgt_pp_redefined_built_in_'(Head, Ctx, THead))
|
|
;
|
|
true),
|
|
('$lgt_pp_defs_pred_'(Functor/Arity) ->
|
|
true
|
|
;
|
|
assertz('$lgt_pp_defs_pred_'(Functor/Arity))).
|
|
|
|
|
|
|
|
% '$lgt_add_ddef_clause'(+atom, +integer, +atom, +term)
|
|
%
|
|
% adds a "ddef clause" (used to translate a predicate call)
|
|
|
|
'$lgt_add_ddef_clause'(Functor, Arity, Prefix, Ctx) :-
|
|
functor(Head, Functor, Arity),
|
|
Head =.. [_| Args],
|
|
'$lgt_context'(Ctx, Sender, This, Self, _, _),
|
|
'$lgt_append'(Args, [Sender, This, Self], TArgs),
|
|
THead =.. [Prefix|TArgs],
|
|
'$lgt_pp_object_'(_, _, _, _, _, _, _, _, DDef),
|
|
Clause =.. [DDef, Head, Sender, This, Self, THead],
|
|
('$lgt_pp_ddef_'(Clause) ->
|
|
true
|
|
;
|
|
assertz('$lgt_pp_ddef_'(Clause))),
|
|
('$lgt_built_in'(Head) ->
|
|
assertz('$lgt_pp_redefined_built_in_'(Head, Ctx, THead))
|
|
;
|
|
true),
|
|
('$lgt_pp_defs_pred_'(Functor/Arity) ->
|
|
true
|
|
;
|
|
assertz('$lgt_pp_defs_pred_'(Functor/Arity))).
|
|
|
|
|
|
|
|
% '$lgt_assert_ddef_clause'(+atom, +integer, +atom, +atom, -callable)
|
|
%
|
|
% asserts a dynamic "ddef clause" (used to translate a predicate call)
|
|
|
|
'$lgt_assert_ddef_clause'(Functor, Arity, OPrefix, DDef, Call) :-
|
|
'$lgt_construct_predicate_functor'(OPrefix, Functor, Arity, PPrefix),
|
|
functor(Pred, Functor, Arity),
|
|
Pred =.. [_| Args],
|
|
'$lgt_append'(Args, [Sender, This, Self], TArgs),
|
|
Call =.. [PPrefix| TArgs],
|
|
Clause =.. [DDef, Pred, Sender, This, Self, Call],
|
|
assertz(Clause),
|
|
'$lgt_clean_lookup_caches'(Pred).
|
|
|
|
|
|
|
|
% '$lgt_update_ddef_table'(+atom, +callable, +callable)
|
|
%
|
|
% retracts a dynamic "ddef clause" (used to translate a predicate call)
|
|
% if there are no more clauses for the predicate otherwise does nothing
|
|
%
|
|
% this is needed in order to allow definitions in ancestors to be found
|
|
|
|
'$lgt_update_ddef_table'(DDef, Head, Call) :-
|
|
functor(Call, Functor, Arity),
|
|
functor(GCall, Functor, Arity),
|
|
(clause(GCall, _) ->
|
|
true
|
|
;
|
|
Clause =.. [DDef, Head, _, _, _, _],
|
|
retractall(Clause),
|
|
'$lgt_clean_lookup_caches'(Head)).
|
|
|
|
|
|
|
|
% '$lgt_convert_test_scope'(@term, +term),
|
|
%
|
|
% convert asserta/z test scope to predicate declaration scope
|
|
|
|
'$lgt_convert_test_scope'(Scope, Scope2) :-
|
|
var(Scope) ->
|
|
Scope2 = p
|
|
;
|
|
((Scope = p(V), var(V)) ->
|
|
Scope2 = p(p)
|
|
;
|
|
Scope2 = p(p(p))).
|
|
|
|
|
|
|
|
% '$lgt_assert_ddcl_clause'(+atom, +term, +term)
|
|
%
|
|
% asserts a dynamic predicate declaration
|
|
|
|
'$lgt_assert_ddcl_clause'(DDcl, Pred, Scope) :-
|
|
functor(Pred, Functor, Arity),
|
|
functor(DPred, Functor, Arity),
|
|
Clause =.. [DDcl, DPred, Scope],
|
|
assertz(Clause).
|
|
|
|
|
|
|
|
% '$lgt_gen_directives'(+atom)
|
|
%
|
|
% generates entity directives
|
|
|
|
'$lgt_gen_directives'(object) :-
|
|
'$lgt_gen_object_directives'.
|
|
|
|
'$lgt_gen_directives'(category) :-
|
|
'$lgt_gen_category_directives'.
|
|
|
|
'$lgt_gen_directives'(protocol) :-
|
|
'$lgt_gen_protocol_directives'.
|
|
|
|
|
|
|
|
'$lgt_gen_object_directives' :-
|
|
'$lgt_gen_object_dynamic_directives',
|
|
'$lgt_gen_object_discontiguous_directives'.
|
|
|
|
|
|
|
|
'$lgt_gen_category_directives' :-
|
|
'$lgt_gen_category_dynamic_directives',
|
|
'$lgt_gen_category_discontiguous_directives'.
|
|
|
|
|
|
|
|
'$lgt_gen_protocol_directives' :-
|
|
'$lgt_pp_entity_comp_mode_'((dynamic)) ->
|
|
'$lgt_pp_protocol_'(_, Prefix, Dcl),
|
|
assertz('$lgt_pp_directive_'(dynamic(Prefix/1))),
|
|
assertz('$lgt_pp_directive_'(dynamic(Dcl/4))),
|
|
assertz('$lgt_pp_directive_'(dynamic(Dcl/5)))
|
|
;
|
|
true.
|
|
|
|
|
|
|
|
'$lgt_gen_object_dynamic_directives' :-
|
|
'$lgt_pp_entity_comp_mode_'((dynamic)) ->
|
|
'$lgt_gen_dynamic_object_dynamic_directives'
|
|
;
|
|
'$lgt_gen_static_object_dynamic_directives'.
|
|
|
|
|
|
|
|
'$lgt_gen_dynamic_object_dynamic_directives' :-
|
|
'$lgt_pp_object_'(_, Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef),
|
|
assertz('$lgt_pp_directive_'(dynamic(Prefix/7))),
|
|
assertz('$lgt_pp_directive_'(dynamic(Dcl/4))),
|
|
assertz('$lgt_pp_directive_'(dynamic(Dcl/6))),
|
|
assertz('$lgt_pp_directive_'(dynamic(Def/5))),
|
|
assertz('$lgt_pp_directive_'(dynamic(Def/6))),
|
|
assertz('$lgt_pp_directive_'(dynamic(Super/6))),
|
|
assertz('$lgt_pp_directive_'(dynamic(IDcl/6))),
|
|
assertz('$lgt_pp_directive_'(dynamic(IDef/6))),
|
|
assertz('$lgt_pp_directive_'(dynamic(DDcl/2))),
|
|
assertz('$lgt_pp_directive_'(dynamic(DDef/5))),
|
|
forall(
|
|
('$lgt_pp_def_'(Clause), Clause \= (_ :- _)),
|
|
(arg(5, Clause, Call), functor(Call, Functor, Arity),
|
|
assertz('$lgt_pp_directive_'(dynamic(Functor/Arity))))).
|
|
|
|
|
|
|
|
'$lgt_gen_static_object_dynamic_directives' :-
|
|
'$lgt_pp_object_'(_, Prefix, _, _, _, _, _, DDcl, DDef),
|
|
assertz('$lgt_pp_directive_'(dynamic(DDcl/2))),
|
|
assertz('$lgt_pp_directive_'(dynamic(DDef/5))),
|
|
'$lgt_pp_dynamic_'(Functor/Arity),
|
|
'$lgt_construct_predicate_functor'(Prefix, Functor, Arity, TFunctor),
|
|
TArity is Arity + 3,
|
|
assertz('$lgt_pp_directive_'(dynamic(TFunctor/TArity))),
|
|
fail.
|
|
|
|
'$lgt_gen_static_object_dynamic_directives'.
|
|
|
|
|
|
|
|
'$lgt_gen_object_discontiguous_directives' :-
|
|
'$lgt_pp_object_'(_, Prefix, _, _, _, _, _, _, _),
|
|
'$lgt_pp_discontiguous_'(Functor/Arity),
|
|
'$lgt_construct_predicate_functor'(Prefix, Functor, Arity, TFunctor),
|
|
TArity is Arity + 3,
|
|
assertz('$lgt_pp_directive_'(discontiguous(TFunctor/TArity))),
|
|
fail.
|
|
|
|
'$lgt_gen_object_discontiguous_directives'.
|
|
|
|
|
|
|
|
'$lgt_gen_category_dynamic_directives' :-
|
|
'$lgt_pp_entity_comp_mode_'((dynamic)) ->
|
|
'$lgt_pp_category_'(_, Prefix, Dcl, Def),
|
|
assertz('$lgt_pp_directive_'(dynamic(Prefix/2))),
|
|
assertz('$lgt_pp_directive_'(dynamic(Dcl/4))),
|
|
assertz('$lgt_pp_directive_'(dynamic(Dcl/5))),
|
|
assertz('$lgt_pp_directive_'(dynamic(Def/5))),
|
|
forall(
|
|
('$lgt_pp_def_'(Clause), Clause \= (_ :- _)),
|
|
(arg(5, Clause, Call), functor(Call, Functor, Arity),
|
|
assertz('$lgt_pp_directive_'(dynamic(Functor/Arity)))))
|
|
;
|
|
true.
|
|
|
|
|
|
|
|
'$lgt_gen_category_discontiguous_directives' :-
|
|
'$lgt_pp_category_'(_, Prefix, _, _),
|
|
'$lgt_pp_discontiguous_'(Functor/Arity),
|
|
'$lgt_construct_predicate_functor'(Prefix, Functor, Arity, TFunctor),
|
|
TArity is Arity + 3,
|
|
assertz('$lgt_pp_directive_'(discontiguous(TFunctor/TArity))),
|
|
fail.
|
|
|
|
'$lgt_gen_category_discontiguous_directives'.
|
|
|
|
|
|
|
|
% '$lgt_gen_clauses'(+atom)
|
|
|
|
'$lgt_gen_clauses'(object) :-
|
|
'$lgt_gen_object_clauses'.
|
|
|
|
'$lgt_gen_clauses'(protocol) :-
|
|
'$lgt_gen_protocol_clauses'.
|
|
|
|
'$lgt_gen_clauses'(category) :-
|
|
'$lgt_gen_category_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_object_clauses' :-
|
|
('$lgt_pp_rclause_'('$lgt_instantiates_class_'(_, _, _));
|
|
'$lgt_pp_rclause_'('$lgt_specializes_class_'(_, _, _))) ->
|
|
'$lgt_gen_ic_clauses'
|
|
;
|
|
'$lgt_gen_prototype_clauses'.
|
|
|
|
|
|
|
|
% '$lgt_gen_local_dcl_clauses'
|
|
%
|
|
% a (local) predicate declaration is only generated
|
|
% if there is a scope declaration for the predicate
|
|
|
|
'$lgt_gen_local_dcl_clauses' :-
|
|
'$lgt_pp_entity_'(_, _, _, Dcl),
|
|
(('$lgt_pp_public_'(Functor/Arity), Scope = p(p(p)));
|
|
('$lgt_pp_protected_'(Functor/Arity), Scope = p(p));
|
|
('$lgt_pp_private_'(Functor/Arity), Scope = p)),
|
|
functor(Meta, Functor, Arity),
|
|
('$lgt_pp_metapredicate_'(Meta) ->
|
|
Meta2 = Meta
|
|
;
|
|
Meta2 = no),
|
|
functor(Pred, Functor, Arity),
|
|
('$lgt_pp_dynamic_'(Functor/Arity)->
|
|
Compilation = (dynamic)
|
|
;
|
|
Compilation = static),
|
|
Fact =.. [Dcl, Pred, Scope, Compilation, Meta2],
|
|
assertz('$lgt_pp_dcl_'(Fact)),
|
|
fail.
|
|
|
|
'$lgt_gen_local_dcl_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_catchall_dcl_clause' :-
|
|
\+ '$lgt_pp_dcl_'(_) ->
|
|
'$lgt_pp_entity_'(_, _, _, Dcl),
|
|
Head =.. [Dcl, _, _, _, _],
|
|
assertz('$lgt_pp_dcl_'((Head:-fail)))
|
|
;
|
|
true.
|
|
|
|
|
|
|
|
% '$lgt_gen_local_def_clauses'
|
|
%
|
|
% generates local def clauses for undefined but declared (via scope or
|
|
% dynamic directives) predicates
|
|
|
|
'$lgt_gen_local_def_clauses' :-
|
|
'$lgt_pp_entity_'(_, _, EPrefix, _),
|
|
'$lgt_pp_dynamic_'(Functor/Arity),
|
|
\+ '$lgt_pp_defs_pred_'(Functor/Arity),
|
|
'$lgt_construct_predicate_functor'(EPrefix, Functor, Arity, PPrefix),
|
|
'$lgt_context'(Ctx),
|
|
((\+ '$lgt_pp_public_'(Functor/Arity),
|
|
\+ '$lgt_pp_protected_'(Functor/Arity),
|
|
\+ '$lgt_pp_private_'(Functor/Arity)) ->
|
|
'$lgt_add_ddef_clause'(Functor, Arity, PPrefix, Ctx)
|
|
;
|
|
'$lgt_add_def_clause'(Functor, Arity, PPrefix, Ctx)),
|
|
fail.
|
|
|
|
'$lgt_gen_local_def_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_obj_catchall_def_clause' :-
|
|
\+ '$lgt_pp_def_'(_) ->
|
|
'$lgt_pp_object_'(_, _, _, Def, _, _, _, _, _),
|
|
Head =.. [Def, _, _, _, _, _],
|
|
assertz('$lgt_pp_def_'((Head:-fail)))
|
|
;
|
|
true.
|
|
|
|
|
|
|
|
'$lgt_gen_protocol_clauses' :-
|
|
'$lgt_gen_protocol_local_clauses',
|
|
'$lgt_gen_protocol_linking_clauses',
|
|
'$lgt_gen_protocol_extend_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_protocol_local_clauses' :-
|
|
'$lgt_gen_local_dcl_clauses',
|
|
'$lgt_gen_catchall_dcl_clause'.
|
|
|
|
|
|
|
|
'$lgt_gen_protocol_linking_clauses' :-
|
|
'$lgt_pp_protocol_'(Ptc, _, PDcl),
|
|
Head =.. [PDcl, Pred, Scope, Compilation, Meta, Ptc],
|
|
Body =.. [PDcl, Pred, Scope, Compilation, Meta],
|
|
assertz('$lgt_pp_dcl_'((Head:-Body))).
|
|
|
|
|
|
|
|
'$lgt_gen_protocol_extend_clauses' :-
|
|
'$lgt_pp_protocol_'(_, _, PDcl1),
|
|
Head =.. [PDcl1, Pred, Scope, Compilation, Meta, Ctn],
|
|
'$lgt_pp_extended_protocol_'(_, _, PDcl2, EScope),
|
|
(EScope = (public) ->
|
|
Body =.. [PDcl2, Pred, Scope, Compilation, Meta, Ctn]
|
|
;
|
|
(EScope = protected ->
|
|
Call =.. [PDcl2, Pred, Scope2, Compilation, Meta, Ctn],
|
|
Body = (Call, (Scope2 == p -> Scope = p; Scope = p(p)))
|
|
;
|
|
Scope = p,
|
|
Body =.. [PDcl2, Pred, _, Compilation, Meta, Ctn])),
|
|
assertz('$lgt_pp_dcl_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_protocol_extend_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_category_clauses' :-
|
|
'$lgt_gen_category_dcl_clauses',
|
|
'$lgt_gen_category_def_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_category_dcl_clauses' :-
|
|
'$lgt_gen_local_dcl_clauses',
|
|
'$lgt_gen_catchall_dcl_clause',
|
|
'$lgt_gen_category_linking_dcl_clauses',
|
|
'$lgt_gen_category_implements_dcl_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_category_linking_dcl_clauses' :-
|
|
'$lgt_pp_category_'(Ctg, _, CDcl, _),
|
|
Head =.. [CDcl, Pred, Scope, Compilation, Meta, Ctg],
|
|
Body =.. [CDcl, Pred, Scope, Compilation, Meta],
|
|
assertz('$lgt_pp_dcl_'((Head:-Body))).
|
|
|
|
|
|
|
|
'$lgt_gen_category_implements_dcl_clauses' :-
|
|
'$lgt_pp_category_'(_, _, CDcl, _),
|
|
Head =.. [CDcl, Pred, Scope, Compilation, Meta, Ctn],
|
|
'$lgt_pp_implemented_protocol_'(_, _, PDcl, EScope),
|
|
(EScope = (public) ->
|
|
Body =.. [PDcl, Pred, Scope, Compilation, Meta, Ctn]
|
|
;
|
|
(EScope = protected ->
|
|
Call =.. [PDcl, Pred, Scope2, Compilation, Meta, Ctn],
|
|
Body = (Call, (Scope2 == p -> Scope = p; Scope = p(p)))
|
|
;
|
|
Scope = p,
|
|
Body =.. [PDcl, Pred, _, Compilation, Meta, Ctn])),
|
|
assertz('$lgt_pp_dcl_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_category_implements_dcl_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_category_def_clauses' :-
|
|
'$lgt_gen_category_catchall_def_clause'.
|
|
|
|
|
|
|
|
'$lgt_gen_category_catchall_def_clause' :-
|
|
\+ '$lgt_pp_def_'(_) ->
|
|
'$lgt_pp_category_'(_, _, _, Def),
|
|
Head =.. [Def, _, _, _, _, _],
|
|
assertz('$lgt_pp_def_'((Head:-fail)))
|
|
;
|
|
true.
|
|
|
|
|
|
|
|
'$lgt_gen_prototype_clauses' :-
|
|
'$lgt_gen_prototype_dcl_clauses',
|
|
'$lgt_gen_prototype_def_clauses',
|
|
'$lgt_gen_prototype_super_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_prototype_dcl_clauses' :-
|
|
'$lgt_gen_local_dcl_clauses',
|
|
'$lgt_gen_catchall_dcl_clause',
|
|
'$lgt_gen_prototype_linking_dcl_clauses',
|
|
'$lgt_gen_prototype_implements_dcl_clauses',
|
|
'$lgt_gen_prototype_imports_dcl_clauses',
|
|
'$lgt_gen_prototype_extends_dcl_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_prototype_linking_dcl_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, Dcl, _, _, _, _, DDcl, _),
|
|
Head =.. [Dcl, Pred, Scope, Compilation, Meta, Obj, Obj],
|
|
Body =.. [Dcl, Pred, Scope, Compilation, Meta],
|
|
assertz('$lgt_pp_dcl_'((Head:-Body))),
|
|
Head2 =.. [Dcl, Pred, Scope, (dynamic), no, Obj, Obj],
|
|
Body2 =.. [DDcl, Pred, Scope],
|
|
assertz('$lgt_pp_dcl_'((Head2:-Body2))).
|
|
|
|
|
|
|
|
'$lgt_gen_prototype_implements_dcl_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, ODcl, _, _, _, _, _, _),
|
|
Head =.. [ODcl, Pred, Scope, Compilation, Meta, Obj, Ctn],
|
|
'$lgt_pp_implemented_protocol_'(_, _, PDcl, EScope),
|
|
(EScope = (public) ->
|
|
Body =.. [PDcl, Pred, Scope, Compilation, Meta, Ctn]
|
|
;
|
|
(EScope = protected ->
|
|
Call =.. [PDcl, Pred, Scope2, Compilation, Meta, Ctn],
|
|
Body = (Call, (Scope2 == p -> Scope = p; Scope = p(p)))
|
|
;
|
|
Scope = p,
|
|
Body =.. [PDcl, Pred, _, Compilation, Meta, Ctn])),
|
|
assertz('$lgt_pp_dcl_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_prototype_implements_dcl_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_prototype_imports_dcl_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, ODcl, _, _, _, _, _, _),
|
|
Head =.. [ODcl, Pred, Scope, Compilation, Meta, Obj, Ctn],
|
|
'$lgt_pp_imported_category_'(_, _, CDcl, _, EScope),
|
|
(EScope = (public) ->
|
|
Body =.. [CDcl, Pred, Scope, Compilation, Meta, Ctn]
|
|
;
|
|
(EScope = protected ->
|
|
Call =.. [CDcl, Pred, Scope2, Compilation, Meta, Ctn],
|
|
Body = (Call, (Scope2 == p -> Scope = p; Scope = p(p)))
|
|
;
|
|
Scope = p,
|
|
Body =.. [CDcl, Pred, _, Compilation, Meta, Ctn])),
|
|
assertz('$lgt_pp_dcl_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_prototype_imports_dcl_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_prototype_extends_dcl_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, ODcl, _, _, _, _, _, _),
|
|
Head =.. [ODcl, Pred, Scope, Compilation, Meta, SCtn, TCtn],
|
|
'$lgt_pp_extended_object_'(_, _, PDcl, _, _, _, _, _, _, EScope),
|
|
(EScope = (public) ->
|
|
Body =.. [PDcl, Pred, Scope, Compilation, Meta, SCtn, TCtn]
|
|
;
|
|
(EScope = protected ->
|
|
Call =.. [PDcl, Pred, Scope2, Compilation, Meta, SCtn, TCtn],
|
|
Body = (Call, (Scope2 == p -> Scope = p; Scope = p(p)))
|
|
;
|
|
Scope = p,
|
|
Call =.. [PDcl, Pred, Scope2, Compilation, Meta, SCtn2, TCtn],
|
|
Body = (Call, (Scope2 == p -> SCtn = SCtn2; SCtn = Obj)))),
|
|
assertz('$lgt_pp_dcl_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_prototype_extends_dcl_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_prototype_def_clauses' :-
|
|
'$lgt_gen_local_def_clauses',
|
|
'$lgt_gen_obj_catchall_def_clause',
|
|
'$lgt_gen_prototype_linking_def_clauses',
|
|
'$lgt_gen_prototype_imports_def_clauses',
|
|
'$lgt_gen_prototype_extends_def_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_prototype_linking_def_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, _, Def, _, _, _, _, DDef),
|
|
Head =.. [Def, Pred, Sender, This, Self, Call, Obj],
|
|
Body =.. [Def, Pred, Sender, This, Self, Call],
|
|
assertz('$lgt_pp_def_'((Head:-Body))),
|
|
Body2 =.. [DDef, Pred, Sender, This, Self, Call],
|
|
assertz('$lgt_pp_def_'((Head:-Body2))).
|
|
|
|
|
|
|
|
'$lgt_gen_prototype_imports_def_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, _, ODef, _, _, _, _, _),
|
|
'$lgt_pp_rclause_'('$lgt_imports_category_'(Obj, Ctg, _)),
|
|
Head =.. [ODef, Pred, Sender, Obj, Self, Call, Ctg],
|
|
'$lgt_pp_imported_category_'(Ctg, _, _, CDef, _),
|
|
Body =.. [CDef, Pred, Sender, Obj, Self, Call],
|
|
assertz('$lgt_pp_def_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_prototype_imports_def_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_prototype_extends_def_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, _, ODef, _, _, _, _, _),
|
|
'$lgt_pp_rclause_'('$lgt_extends_object_'(Obj, Parent, _)),
|
|
Head =.. [ODef, Pred, Sender, Obj, Self, Call, Ctn],
|
|
'$lgt_pp_extended_object_'(Parent, _, _, PDef, _, _, _, _, _, _),
|
|
Body =.. [PDef, Pred, Sender, Parent, Self, Call, Ctn],
|
|
assertz('$lgt_pp_def_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_prototype_extends_def_clauses'.
|
|
|
|
|
|
|
|
% we can have a root object where super have nowhere to go ...
|
|
|
|
'$lgt_gen_prototype_super_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, _, _, OSuper, _, _, _, _),
|
|
\+ '$lgt_pp_rclause_'('$lgt_extends_object_'(Obj, _, _)),
|
|
Head =.. [OSuper, _, _, _, _, _, _],
|
|
assertz('$lgt_pp_def_'((Head:-fail))),
|
|
!.
|
|
|
|
% ... or we may extends some objects
|
|
|
|
'$lgt_gen_prototype_super_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, _, _, OSuper, _, _, _, _),
|
|
'$lgt_pp_rclause_'('$lgt_extends_object_'(Obj, Parent, _)),
|
|
Head =.. [OSuper, Pred, Sender, Obj, Self, Call, Ctn],
|
|
'$lgt_pp_extended_object_'(Parent, _, _, PDef, _, _, _, _, _, _),
|
|
Body =.. [PDef, Pred, Sender, Parent, Self, Call, Ctn],
|
|
assertz('$lgt_pp_def_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_prototype_super_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_ic_clauses' :-
|
|
'$lgt_gen_ic_dcl_clauses',
|
|
'$lgt_gen_ic_idcl_clauses',
|
|
'$lgt_gen_ic_def_clauses',
|
|
'$lgt_gen_ic_idef_clauses',
|
|
'$lgt_gen_ic_super_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_ic_dcl_clauses' :-
|
|
'$lgt_gen_local_dcl_clauses',
|
|
'$lgt_gen_catchall_dcl_clause',
|
|
'$lgt_gen_ic_hierarchy_dcl_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_ic_hierarchy_dcl_clauses' :-
|
|
\+ '$lgt_pp_instantiated_class_'(_, _, _, _, _, _, _, _, _, _),
|
|
!,
|
|
'$lgt_pp_object_'(_, _, ODcl, _, _, _, _, _, _),
|
|
Head =.. [ODcl, _, _, _, _, _, _],
|
|
assertz('$lgt_pp_dcl_'((Head:-fail))).
|
|
|
|
'$lgt_gen_ic_hierarchy_dcl_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, ODcl, _, _, _, _, _, _),
|
|
Head =.. [ODcl, Pred, Scope, Compilation, Meta, SCtn, TCtn],
|
|
'$lgt_pp_instantiated_class_'(_, _, _, _, _, CIDcl, _, _, _, EScope),
|
|
(EScope = (public) ->
|
|
Body =.. [CIDcl, Pred, Scope, Compilation, Meta, SCtn, TCtn]
|
|
;
|
|
(EScope = protected ->
|
|
Call =.. [CIDcl, Pred, Scope2, Compilation, Meta, SCtn, TCtn],
|
|
Body = (Call, (Scope2 == p -> Scope = p; Scope = p(p)))
|
|
;
|
|
Scope = p,
|
|
Call =.. [CIDcl, Pred, Scope2, Compilation, Meta, SCtn2, TCtn],
|
|
Body = (Call, (Scope2 == p -> SCtn = SCtn2; SCtn = Obj)))),
|
|
assertz('$lgt_pp_dcl_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_ic_hierarchy_dcl_clauses'.
|
|
|
|
|
|
|
|
% generates instance/class inherited declaration clauses
|
|
|
|
'$lgt_gen_ic_idcl_clauses' :-
|
|
'$lgt_gen_ic_linking_idcl_clauses',
|
|
'$lgt_gen_ic_protocol_idcl_clauses',
|
|
'$lgt_gen_ic_category_idcl_clauses',
|
|
'$lgt_gen_ic_hierarchy_idcl_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_ic_linking_idcl_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, Dcl, _, _, IDcl, _, DDcl, _),
|
|
Head =.. [IDcl, Pred, Scope, Compilation, Meta, Obj, Obj],
|
|
Body =.. [Dcl, Pred, Scope, Compilation, Meta],
|
|
assertz('$lgt_pp_dcl_'((Head:-Body))),
|
|
Head2 =.. [IDcl, Pred, Scope, (dynamic), no, Obj, Obj],
|
|
Body2 =.. [DDcl, Pred, Scope],
|
|
assertz('$lgt_pp_dcl_'((Head2:-Body2))).
|
|
|
|
|
|
|
|
|
|
'$lgt_gen_ic_protocol_idcl_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, _, _, _, OIDcl, _, _, _),
|
|
Head =.. [OIDcl, Pred, Scope, Compilation, Meta, Obj, Ctn],
|
|
'$lgt_pp_implemented_protocol_'(_, _, PDcl, EScope),
|
|
(EScope = (public) ->
|
|
Body =.. [PDcl, Pred, Scope, Compilation, Meta, Ctn]
|
|
;
|
|
(EScope = protected ->
|
|
Call =.. [PDcl, Pred, Scope2, Compilation, Meta, Ctn],
|
|
Body = (Call, (Scope2 == p -> Scope = p; Scope = p(p)))
|
|
;
|
|
Scope = p,
|
|
Body =.. [PDcl, Pred, _, Compilation, Meta, Ctn])),
|
|
assertz('$lgt_pp_dcl_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_ic_protocol_idcl_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_ic_category_idcl_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, _, _, _, OIDcl, _, _, _),
|
|
Head =.. [OIDcl, Pred, Scope, Compilation, Meta, Obj, Ctn],
|
|
'$lgt_pp_imported_category_'(_, _, CDcl, _, EScope),
|
|
(EScope = (public) ->
|
|
Body =.. [CDcl, Pred, Scope, Compilation, Meta, Ctn]
|
|
;
|
|
(EScope = protected ->
|
|
Call =.. [CDcl, Pred, Scope2, Compilation, Meta, Ctn],
|
|
Body = (Call, (Scope2 == p -> Scope = p; Scope = p(p)))
|
|
;
|
|
Scope = p,
|
|
Body =.. [CDcl, Pred, _, Compilation, Meta, Ctn])),
|
|
assertz('$lgt_pp_dcl_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_ic_category_idcl_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_ic_hierarchy_idcl_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, _, _, _, CIDcl, _, _, _),
|
|
Head =.. [CIDcl, Pred, Scope, Compilation, Meta, SCtn, TCtn],
|
|
'$lgt_pp_specialized_class_'(_, _, _, _, _, SIDcl, _, _, _, EScope),
|
|
(EScope = (public) ->
|
|
Body =.. [SIDcl, Pred, Scope, Compilation, Meta, SCtn, TCtn]
|
|
;
|
|
(EScope = protected ->
|
|
Call =.. [SIDcl, Pred, Scope2, Compilation, Meta, SCtn, TCtn],
|
|
Body = (Call, (Scope2 == p -> Scope = p; Scope = p(p)))
|
|
;
|
|
Scope = p,
|
|
Call =.. [SIDcl, Pred, Scope2, Compilation, Meta, SCtn2, TCtn],
|
|
Body = (Call, (Scope2 == p -> SCtn = SCtn2; SCtn = Obj)))),
|
|
assertz('$lgt_pp_dcl_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_ic_hierarchy_idcl_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_ic_def_clauses' :-
|
|
'$lgt_gen_local_def_clauses',
|
|
'$lgt_gen_obj_catchall_def_clause',
|
|
'$lgt_gen_ic_linking_def_clauses',
|
|
'$lgt_gen_ic_imports_def_clauses',
|
|
'$lgt_gen_ic_hierarchy_def_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_ic_linking_def_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, _, Def, _, _, _, _, DDef),
|
|
Head =.. [Def, Pred, Sender, This, Self, Call, Obj],
|
|
Body =.. [Def, Pred, Sender, This, Self, Call],
|
|
assertz('$lgt_pp_def_'((Head:-Body))),
|
|
Body2 =.. [DDef, Pred, Sender, This, Self, Call],
|
|
assertz('$lgt_pp_def_'((Head:-Body2))).
|
|
|
|
|
|
|
|
'$lgt_gen_ic_imports_def_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, _, ODef, _, _, _, _, _),
|
|
'$lgt_pp_rclause_'('$lgt_imports_category_'(Obj, Ctg, _)),
|
|
Head =.. [ODef, Pred, Sender, Obj, Self, Call, Ctg],
|
|
'$lgt_pp_imported_category_'(Ctg, _, _, CDef, _),
|
|
Body =.. [CDef, Pred, Sender, Obj, Self, Call],
|
|
assertz('$lgt_pp_def_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_ic_imports_def_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_ic_hierarchy_def_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, _, ODef, _, _, _, _, _),
|
|
'$lgt_pp_rclause_'('$lgt_instantiates_class_'(Obj, Class, _)),
|
|
Head =.. [ODef, Pred, Sender, Obj, Self, Call, Ctn],
|
|
'$lgt_pp_instantiated_class_'(Class, _, _, _, _, _, CIDef, _, _, _),
|
|
Body =.. [CIDef, Pred, Sender, Class, Self, Call, Ctn],
|
|
assertz('$lgt_pp_def_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_ic_hierarchy_def_clauses'.
|
|
|
|
|
|
|
|
|
|
'$lgt_gen_ic_idef_clauses' :-
|
|
'$lgt_gen_ic_linking_idef_clauses',
|
|
'$lgt_gen_ic_category_idef_clauses',
|
|
'$lgt_gen_ic_hierarchy_idef_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_ic_linking_idef_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, _, Def, _, _, IDef, _, DDef),
|
|
Head =.. [IDef, Pred, Sender, This, Self, Call, Obj],
|
|
Body =.. [Def, Pred, Sender, This, Self, Call],
|
|
assertz('$lgt_pp_def_'((Head:-Body))),
|
|
Body2 =.. [DDef, Pred, Sender, This, Self, Call],
|
|
assertz('$lgt_pp_def_'((Head:-Body2))).
|
|
|
|
|
|
|
|
'$lgt_gen_ic_category_idef_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, _, _, _, _, OIDef, _, _),
|
|
'$lgt_pp_rclause_'('$lgt_imports_category_'(Obj, Ctg, _)),
|
|
Head =.. [OIDef, Pred, Sender, Obj, Self, Call, Ctg],
|
|
'$lgt_pp_imported_category_'(Ctg, _, _, CDef, _),
|
|
Body =.. [CDef, Pred, Sender, Obj, Self, Call],
|
|
assertz('$lgt_pp_def_'((Head:-Body))),
|
|
fail.
|
|
|
|
|
|
'$lgt_gen_ic_category_idef_clauses'.
|
|
|
|
|
|
|
|
'$lgt_gen_ic_hierarchy_idef_clauses' :-
|
|
'$lgt_pp_object_'(Class, _, _, _, _, _, CIDef, _, _),
|
|
'$lgt_pp_rclause_'('$lgt_specializes_class_'(Class, Super, _)),
|
|
Head =.. [CIDef, Pred, Sender, Class, Self, Call, Ctn],
|
|
'$lgt_pp_specialized_class_'(Super, _, _, _, _, _, SIDef, _, _, _),
|
|
Body =.. [SIDef, Pred, Sender, Super, Self, Call, Ctn],
|
|
assertz('$lgt_pp_def_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_ic_hierarchy_idef_clauses'.
|
|
|
|
|
|
|
|
% we can have a root object where super have nowhere to go ...
|
|
|
|
'$lgt_gen_ic_super_clauses' :-
|
|
'$lgt_pp_object_'(_, _, _, _, OSuper, _, _, _, _),
|
|
\+ '$lgt_pp_rclause_'('$lgt_instantiates_class_'(_, _, _)),
|
|
\+ '$lgt_pp_rclause_'('$lgt_specializes_class_'(_, _, _)),
|
|
Head =.. [OSuper, _, _, _, _, _, _],
|
|
assertz('$lgt_pp_def_'((Head:-fail))),
|
|
!.
|
|
|
|
% ... or predicates can be redefined in instances...
|
|
|
|
'$lgt_gen_ic_super_clauses' :-
|
|
'$lgt_pp_object_'(Obj, _, _, _, OSuper, _, _, _, _),
|
|
'$lgt_pp_rclause_'('$lgt_instantiates_class_'(Obj, Class, _)),
|
|
Head =.. [OSuper, Pred, Sender, Obj, Obj, Call, Ctn],
|
|
'$lgt_pp_instantiated_class_'(Class, _, _, _, _, _, CIDef, _, _, _),
|
|
Body =.. [CIDef, Pred, Sender, Class, Obj, Call, Ctn],
|
|
assertz('$lgt_pp_def_'((Head:-Body))),
|
|
fail.
|
|
|
|
% ... or/and in subclasses...
|
|
|
|
'$lgt_gen_ic_super_clauses' :-
|
|
'$lgt_pp_object_'(Class, _, _, _, CSuper, _, _, _, _),
|
|
'$lgt_pp_rclause_'('$lgt_specializes_class_'(Class, Super, _)),
|
|
Head =.. [CSuper, Pred, Sender, Class, Self, Call, Ctn],
|
|
'$lgt_pp_specialized_class_'(Super, _, _, _, _, _, SIDef, _, _, _),
|
|
Body =.. [SIDef, Pred, Sender, Super, Self, Call, Ctn],
|
|
assertz('$lgt_pp_def_'((Head:-Body))),
|
|
fail.
|
|
|
|
'$lgt_gen_ic_super_clauses'.
|
|
|
|
|
|
|
|
% '$lgt_fix_redef_built_ins'
|
|
%
|
|
% fix the calls of any redefined built-in predicate in all entity clauses
|
|
% and initialization goals
|
|
|
|
'$lgt_fix_redef_built_ins' :-
|
|
retract('$lgt_pp_eclause_'(Clause)),
|
|
'$lgt_fix_redef_built_ins'(Clause, Fixed),
|
|
assertz('$lgt_pp_feclause_'(Fixed)),
|
|
fail.
|
|
|
|
'$lgt_fix_redef_built_ins' :-
|
|
retract('$lgt_pp_entity_init_'(Call)),
|
|
'$lgt_fix_redef_built_ins'(Call, Fixed),
|
|
assertz('$lgt_pp_fentity_init_'(Fixed)),
|
|
fail.
|
|
|
|
'$lgt_fix_redef_built_ins'.
|
|
|
|
|
|
|
|
% '$lgt_fix_redef_built_ins'(+clause, -clause)
|
|
%
|
|
% fix calls to redefined built-in predicates
|
|
|
|
'$lgt_fix_redef_built_ins'(Pred, Pred) :-
|
|
var(Pred),
|
|
!.
|
|
|
|
'$lgt_fix_redef_built_ins'((Head:-Body), (Head:-Fixed)) :-
|
|
!,
|
|
'$lgt_fix_redef_built_ins'(Body, Fixed).
|
|
|
|
'$lgt_fix_redef_built_ins'((Pred1, Pred2), (TPred1, TPred2)) :-
|
|
!,
|
|
'$lgt_fix_redef_built_ins'(Pred1, TPred1),
|
|
'$lgt_fix_redef_built_ins'(Pred2, TPred2).
|
|
|
|
'$lgt_fix_redef_built_ins'((Pred1; Pred2), (TPred1; TPred2)) :-
|
|
!,
|
|
'$lgt_fix_redef_built_ins'(Pred1, TPred1),
|
|
'$lgt_fix_redef_built_ins'(Pred2, TPred2).
|
|
|
|
'$lgt_fix_redef_built_ins'((Pred1 -> Pred2), (TPred1 -> TPred2)) :-
|
|
!,
|
|
'$lgt_fix_redef_built_ins'(Pred1, TPred1),
|
|
'$lgt_fix_redef_built_ins'(Pred2, TPred2).
|
|
|
|
'$lgt_fix_redef_built_ins'(\+ Pred, \+ TPred) :-
|
|
!,
|
|
'$lgt_fix_redef_built_ins'(Pred, TPred).
|
|
|
|
'$lgt_fix_redef_built_ins'(call(Pred), call(TPred)) :-
|
|
!,
|
|
'$lgt_fix_redef_built_ins'(Pred, TPred).
|
|
|
|
'$lgt_fix_redef_built_ins'(once(Pred), once(TPred)) :-
|
|
!,
|
|
'$lgt_fix_redef_built_ins'(Pred, TPred).
|
|
|
|
'$lgt_fix_redef_built_ins'(catch(Goal, Catcher, Recovery), catch(TGoal, Catcher, TRecovery)) :-
|
|
!,
|
|
'$lgt_fix_redef_built_ins'(Goal, TGoal),
|
|
'$lgt_fix_redef_built_ins'(Recovery, TRecovery).
|
|
|
|
'$lgt_fix_redef_built_ins'(bagof(Term, Pred, List), bagof(Term, TPred, List)) :-
|
|
!,
|
|
'$lgt_fix_redef_built_ins'(Pred, TPred).
|
|
|
|
'$lgt_fix_redef_built_ins'(findall(Term, Pred, List), findall(Term, TPred, List)) :-
|
|
!,
|
|
'$lgt_fix_redef_built_ins'(Pred, TPred).
|
|
|
|
'$lgt_fix_redef_built_ins'(forall(Gen, Test), forall(TGen, TTest)) :-
|
|
!,
|
|
'$lgt_fix_redef_built_ins'(Gen, TGen),
|
|
'$lgt_fix_redef_built_ins'(Test, TTest).
|
|
|
|
'$lgt_fix_redef_built_ins'(setof(Term, Pred, List), setof(Term, TPred, List)) :-
|
|
!,
|
|
'$lgt_fix_redef_built_ins'(Pred, TPred).
|
|
|
|
'$lgt_fix_redef_built_ins'('$lgt_dbg_goal'(OPred, Pred, Ctx), '$lgt_dbg_goal'(OPred, TPred, Ctx)) :-
|
|
!,
|
|
'$lgt_fix_redef_built_ins'(Pred, TPred).
|
|
|
|
'$lgt_fix_redef_built_ins'(Pred, TPred) :-
|
|
'$lgt_pl_built_in'(Pred),
|
|
functor(Pred, Functor, Arity),
|
|
functor(Meta, Functor, Arity),
|
|
'$lgt_pl_metapredicate'(Meta),
|
|
!,
|
|
Pred =.. [_| Args],
|
|
Meta =.. [_| MArgs],
|
|
'$lgt_fix_redef_built_ins_in_margs'(Args, MArgs, TArgs),
|
|
TPred =.. [Functor| TArgs].
|
|
|
|
'$lgt_fix_redef_built_ins'('$lgt_call_built_in'(Pred, Ctx), TPred) :-
|
|
!,
|
|
('$lgt_pp_redefined_built_in_'(Pred, Ctx, TPred) ->
|
|
true
|
|
;
|
|
'$lgt_fix_redef_built_ins'(Pred, TPred)).
|
|
|
|
'$lgt_fix_redef_built_ins'(Pred, Pred).
|
|
|
|
|
|
|
|
% '$lgt_fix_redef_built_ins_in_margs'(@list, @list, -list)
|
|
%
|
|
% fix calls to redefined built-in predicates in non-standard
|
|
% metapredicate arguments
|
|
|
|
'$lgt_fix_redef_built_ins_in_margs'([], [], []).
|
|
|
|
'$lgt_fix_redef_built_ins_in_margs'([Arg| Args], [MArg| MArgs], [TArg| TArgs]) :-
|
|
'$lgt_fix_redef_built_ins_in_marg'(MArg, Arg, TArg),
|
|
'$lgt_fix_redef_built_ins_in_margs'(Args, MArgs, TArgs).
|
|
|
|
|
|
'$lgt_fix_redef_built_ins_in_marg'(*, Arg, Arg).
|
|
|
|
'$lgt_fix_redef_built_ins_in_marg'(::, Arg, TArg) :-
|
|
'$lgt_fix_redef_built_ins'(Arg, TArg).
|
|
|
|
|
|
|
|
% find and report misspelt predicate calls
|
|
% in the body of objects/cartegories predicates
|
|
|
|
'$lgt_find_misspelt_calls' :-
|
|
setof(Pred,
|
|
('$lgt_pp_calls_pred_'(Pred), \+ '$lgt_pp_defs_pred_'(Pred), \+ '$lgt_pp_dynamic_'(Pred)),
|
|
Preds) ->
|
|
'$lgt_report_misspelt_calls'(Preds)
|
|
;
|
|
true.
|
|
|
|
|
|
|
|
% '$lgt_report_misspelt_calls'(+list)
|
|
|
|
'$lgt_report_misspelt_calls'([]).
|
|
|
|
'$lgt_report_misspelt_calls'([Pred| Preds]) :-
|
|
('$lgt_compiler_option'(misspelt, warning),
|
|
'$lgt_compiler_option'(report, on)) ->
|
|
write('> WARNING! these static predicates are called but never defined: '),
|
|
writeq([Pred| Preds]), nl
|
|
;
|
|
true.
|
|
|
|
|
|
|
|
% '$lgt_write_directives'(+stream)
|
|
%
|
|
% writes the directives
|
|
|
|
'$lgt_write_directives'(Stream) :-
|
|
'$lgt_pp_directive_'(Dir),
|
|
write_canonical(Stream, (:- Dir)),
|
|
write(Stream, '.'),
|
|
nl(Stream),
|
|
fail.
|
|
|
|
'$lgt_write_directives'(_).
|
|
|
|
|
|
|
|
'$lgt_write_clauses'(Stream) :-
|
|
'$lgt_write_functors_clause'(Stream),
|
|
'$lgt_write_dcl_clauses'(Stream),
|
|
'$lgt_write_def_clauses'(Stream),
|
|
'$lgt_write_ddef_clauses'(Stream),
|
|
'$lgt_write_super_clauses'(Stream),
|
|
'$lgt_write_entity_clauses'(Stream).
|
|
|
|
|
|
|
|
'$lgt_write_functors_clause'(Stream) :-
|
|
'$lgt_pp_entity_functors_'(Clause),
|
|
write_canonical(Stream, Clause),
|
|
write(Stream, '.'),
|
|
nl(Stream).
|
|
|
|
|
|
|
|
'$lgt_write_def_clauses'(Stream) :-
|
|
'$lgt_pp_def_'(Clause),
|
|
write_canonical(Stream, Clause),
|
|
write(Stream, '.'), nl(Stream),
|
|
fail.
|
|
|
|
'$lgt_write_def_clauses'(_).
|
|
|
|
|
|
|
|
'$lgt_write_ddef_clauses'(Stream) :-
|
|
'$lgt_pp_ddef_'(Clause),
|
|
write_canonical(Stream, Clause),
|
|
write(Stream, '.'), nl(Stream),
|
|
fail.
|
|
|
|
'$lgt_write_ddef_clauses'(_).
|
|
|
|
|
|
|
|
'$lgt_write_dcl_clauses'(Stream) :-
|
|
'$lgt_pp_dcl_'(Clause),
|
|
write_canonical(Stream, Clause),
|
|
write(Stream, '.'),
|
|
nl(Stream),
|
|
fail.
|
|
|
|
'$lgt_write_dcl_clauses'(_).
|
|
|
|
|
|
|
|
'$lgt_write_super_clauses'(Stream) :-
|
|
'$lgt_pp_super_'(Clause),
|
|
write_canonical(Stream, Clause),
|
|
write(Stream, '.'),
|
|
nl(Stream),
|
|
fail.
|
|
|
|
'$lgt_write_super_clauses'(_).
|
|
|
|
|
|
|
|
'$lgt_write_entity_clauses'(Stream) :-
|
|
'$lgt_pp_feclause_'(Clause),
|
|
write_canonical(Stream, Clause),
|
|
write(Stream, '.'),
|
|
nl(Stream),
|
|
fail.
|
|
|
|
'$lgt_write_entity_clauses'(_).
|
|
|
|
|
|
|
|
% '$lgt_write_init_call'(+stream)
|
|
%
|
|
% writes the initialization call for the compiled entity that will assert
|
|
% the relation clauses and call any declared initialization goal when the
|
|
% entity is loaded
|
|
|
|
'$lgt_write_init_call'(Stream) :-
|
|
'$lgt_pp_entity_'(_, Entity, _, _),
|
|
findall(Clause, '$lgt_pp_rclause_'(Clause), Clauses),
|
|
('$lgt_compiler_option'(debug, on) ->
|
|
Goal1 = ('$lgt_assert_relation_clauses'(Clauses), assertz('$lgt_debugging_'(Entity)))
|
|
;
|
|
Goal1 = '$lgt_assert_relation_clauses'(Clauses)),
|
|
('$lgt_pp_fentity_init_'(Goal2) ->
|
|
Goal = (Goal1, Goal2)
|
|
;
|
|
Goal = Goal1),
|
|
('$lgt_compiler_option'(iso_initialization_dir, true) ->
|
|
write_canonical(Stream, (:- initialization(Goal)))
|
|
;
|
|
write_canonical(Stream, (:- Goal))),
|
|
write(Stream, '.'), nl(Stream).
|
|
|
|
|
|
|
|
% '$lgt_assert_tr_entity'
|
|
%
|
|
% adds a dynamically created entity to memory
|
|
|
|
'$lgt_assert_tr_entity' :-
|
|
'$lgt_assert_directives',
|
|
'$lgt_assert_functors_clause',
|
|
'$lgt_assert_dcl_clauses',
|
|
'$lgt_assert_def_clauses',
|
|
'$lgt_assert_ddef_clauses',
|
|
'$lgt_assert_super_clauses',
|
|
'$lgt_assert_entity_clauses',
|
|
'$lgt_assert_relation_clauses',
|
|
'$lgt_assert_init'.
|
|
|
|
|
|
|
|
'$lgt_assert_directives' :-
|
|
'$lgt_pp_directive_'((dynamic(Functor/Arity))),
|
|
functor(Pred, Functor, Arity),
|
|
asserta(Pred),
|
|
retractall(Pred),
|
|
fail.
|
|
|
|
'$lgt_assert_directives' :-
|
|
'$lgt_pp_directive_'((op(Pr, Spec, Ops))),
|
|
op(Pr, Spec, Ops),
|
|
fail.
|
|
|
|
'$lgt_assert_directives'.
|
|
|
|
|
|
|
|
'$lgt_assert_functors_clause' :-
|
|
'$lgt_pp_entity_functors_'(Clause),
|
|
assertz(Clause).
|
|
|
|
|
|
|
|
'$lgt_assert_dcl_clauses' :-
|
|
'$lgt_pp_dcl_'(Clause),
|
|
assertz(Clause),
|
|
fail.
|
|
|
|
'$lgt_assert_dcl_clauses'.
|
|
|
|
|
|
|
|
'$lgt_assert_def_clauses' :-
|
|
'$lgt_pp_def_'(Clause),
|
|
assertz(Clause),
|
|
fail.
|
|
|
|
'$lgt_assert_def_clauses'.
|
|
|
|
|
|
|
|
'$lgt_assert_ddef_clauses' :-
|
|
'$lgt_pp_ddef_'(Clause),
|
|
assertz(Clause),
|
|
fail.
|
|
|
|
'$lgt_assert_ddef_clauses'.
|
|
|
|
|
|
|
|
'$lgt_assert_super_clauses' :-
|
|
'$lgt_pp_super_'(Clause),
|
|
assertz(Clause),
|
|
fail.
|
|
|
|
'$lgt_assert_super_clauses'.
|
|
|
|
|
|
|
|
'$lgt_assert_entity_clauses' :-
|
|
'$lgt_pp_feclause_'(Clause),
|
|
assertz(Clause),
|
|
fail.
|
|
|
|
'$lgt_assert_entity_clauses'.
|
|
|
|
|
|
|
|
'$lgt_assert_relation_clauses' :-
|
|
'$lgt_pp_rclause_'(Clause),
|
|
assertz(Clause),
|
|
fail.
|
|
|
|
'$lgt_assert_relation_clauses'.
|
|
|
|
|
|
|
|
% '$lgt_assert_init'
|
|
%
|
|
% call any defined initialization goal for a dynamically created entity
|
|
|
|
'$lgt_assert_init' :-
|
|
'$lgt_pp_fentity_init_'(Goal) ->
|
|
once(Goal)
|
|
;
|
|
true.
|
|
|
|
|
|
|
|
% '$lgt_assert_relation_clauses'(+list)
|
|
%
|
|
% called when loading a compiled Logtalk entity to update Logtalk
|
|
% internal tables
|
|
%
|
|
% we may be reloading the entity so we must first retract any old
|
|
% relation clauses before asserting the new ones
|
|
|
|
'$lgt_assert_relation_clauses'([Clause| Clauses]) :-
|
|
arg(1, Clause, Entity),
|
|
'$lgt_retract_old_relation_clauses'(Entity),
|
|
'$lgt_assert_new_relation_clauses'([Clause| Clauses]).
|
|
|
|
|
|
'$lgt_retract_old_relation_clauses'(Entity) :-
|
|
retractall('$lgt_current_object_'(Entity, _, _, _, _, _)),
|
|
retractall('$lgt_current_protocol_'(Entity, _, _)),
|
|
retractall('$lgt_current_category_'(Entity, _, _)),
|
|
retractall('$lgt_implements_protocol_'(Entity, _, _)),
|
|
retractall('$lgt_imports_category_'(Entity, _, _)),
|
|
retractall('$lgt_instantiates_class_'(Entity, _, _)),
|
|
retractall('$lgt_specializes_class_'(Entity, _, _)),
|
|
retractall('$lgt_extends_protocol_'(Entity, _, _)),
|
|
retractall('$lgt_extends_object_'(Entity, _, _)),
|
|
retractall('$lgt_debugging_'(Entity)).
|
|
|
|
|
|
'$lgt_assert_new_relation_clauses'([]).
|
|
|
|
'$lgt_assert_new_relation_clauses'([Clause| Clauses]) :-
|
|
assertz(Clause),
|
|
'$lgt_assert_new_relation_clauses'(Clauses).
|
|
|
|
|
|
|
|
% '$lgt_construct_object_functors'(+compound, -atom, -atom, -atom, -atom, -atom, -atom, -atom, -atom)
|
|
%
|
|
% constructs all the functors used in the compiled code of an object
|
|
|
|
'$lgt_construct_object_functors'(Obj, Prefix, Dcl, Def, Super, IDcl, IDef, DDcl, DDef) :-
|
|
'$lgt_compiler_option'(code_prefix, Code),
|
|
functor(Obj, Functor, Arity),
|
|
number_codes(Arity, Codes),
|
|
atom_codes(Atom, Codes),
|
|
atom_concat(Functor, Atom, Aux),
|
|
atom_concat(Code, Aux, Aux2),
|
|
atom_concat(Aux2, '_', Prefix),
|
|
atom_concat(Prefix, '_dcl', Dcl),
|
|
atom_concat(Prefix, '_def', Def),
|
|
atom_concat(Prefix, '_super', Super),
|
|
atom_concat(Prefix, '_idcl', IDcl),
|
|
atom_concat(Prefix, '_idef', IDef),
|
|
atom_concat(Prefix, '_ddcl', DDcl),
|
|
atom_concat(Prefix, '_ddef', DDef).
|
|
|
|
|
|
|
|
% '$lgt_construct_protocol_functors'(+compound, -atom, -atom)
|
|
%
|
|
% constructs all the functors used in the compiled code of a protocol
|
|
|
|
'$lgt_construct_protocol_functors'(Ptc, Prefix, Dcl) :-
|
|
'$lgt_compiler_option'(code_prefix, Code),
|
|
functor(Ptc, Functor, Arity),
|
|
number_codes(Arity, Codes),
|
|
atom_codes(Atom, Codes),
|
|
atom_concat(Functor, Atom, Aux),
|
|
atom_concat(Code, Aux, Aux2),
|
|
atom_concat(Aux2, '_', Prefix),
|
|
atom_concat(Prefix, '_dcl', Dcl).
|
|
|
|
|
|
|
|
% '$lgt_construct_category_functors'(+compound, -atom, -atom, -atom)
|
|
%
|
|
% constructs all the functors used in the compiled code of a category
|
|
|
|
'$lgt_construct_category_functors'(Ctg, Prefix, Dcl, Def) :-
|
|
'$lgt_compiler_option'(code_prefix, Code),
|
|
functor(Ctg, Functor, Arity),
|
|
number_codes(Arity, Codes),
|
|
atom_codes(Atom, Codes),
|
|
atom_concat(Functor, Atom, Aux),
|
|
atom_concat(Code, Aux, Aux2),
|
|
atom_concat(Aux2, '_', Prefix),
|
|
atom_concat(Prefix, '_dcl', Dcl),
|
|
atom_concat(Prefix, '_def', Def).
|
|
|
|
|
|
|
|
% '$lgt_construct_predicate_functor'(+atom, +atom, +integer, -atom)
|
|
%
|
|
% constructs the functor used for a compiled predicate
|
|
|
|
'$lgt_construct_predicate_functor'(EPrefix, Functor, Arity, PPrefix) :-
|
|
atom_concat(EPrefix, Functor, Aux),
|
|
number_codes(Arity, Codes),
|
|
atom_codes(Atom, Codes),
|
|
atom_concat(Aux, Atom, PPrefix).
|
|
|
|
|
|
|
|
% '$lgt_built_in'(+callable)
|
|
%
|
|
% checks if the argument is either a Prolog or Logtalk built-in predicate
|
|
|
|
'$lgt_built_in'(Pred) :-
|
|
'$lgt_pl_built_in'(Pred),
|
|
!.
|
|
|
|
'$lgt_built_in'(Pred) :-
|
|
'$lgt_lgt_built_in'(Pred).
|
|
|
|
|
|
|
|
% '$lgt_pl_built_in'(+callable)
|
|
%
|
|
% either host Prolog native built-ins or missing ISO built-ins
|
|
% that we have defined in the correspondent config file
|
|
|
|
'$lgt_pl_built_in'(Pred) :-
|
|
'$lgt_predicate_property'(Pred, built_in),
|
|
!.
|
|
|
|
'$lgt_pl_built_in'(Pred) :-
|
|
'$lgt_iso_predicate'(Pred).
|
|
|
|
|
|
|
|
% logtalk built-in methods
|
|
%
|
|
% '$lgt_built_in_method'(?callable, ?scope)
|
|
|
|
'$lgt_built_in_method'(parameter(_, _), p).
|
|
'$lgt_built_in_method'(self(_), p).
|
|
'$lgt_built_in_method'(sender(_), p).
|
|
'$lgt_built_in_method'(this(_), p).
|
|
|
|
'$lgt_built_in_method'(current_predicate(_), p(p(p))).
|
|
'$lgt_built_in_method'(predicate_property(_, _), p(p(p))).
|
|
|
|
'$lgt_built_in_method'(abolish(_), p(p(p))).
|
|
'$lgt_built_in_method'(asserta(_), p(p(p))).
|
|
'$lgt_built_in_method'(assertz(_), p(p(p))).
|
|
'$lgt_built_in_method'(clause(_, _), p(p(p))).
|
|
'$lgt_built_in_method'(retract(_), p(p(p))).
|
|
'$lgt_built_in_method'(retractall(_), p(p(p))).
|
|
|
|
'$lgt_built_in_method'(bagof(_, _, _), p(p(p))).
|
|
'$lgt_built_in_method'(findall(_, _, _), p(p(p))).
|
|
'$lgt_built_in_method'(forall(_, _), p(p(p))).
|
|
'$lgt_built_in_method'(setof(_, _, _), p(p(p))).
|
|
|
|
'$lgt_built_in_method'(phrase(_, _), p(p(p))).
|
|
'$lgt_built_in_method'(phrase(_, _, _), p(p(p))).
|
|
|
|
|
|
|
|
% Logtalk directives
|
|
%
|
|
% '$lgt_lgt_directive'(+atom, +integer)
|
|
|
|
'$lgt_lgt_directive'(Functor, Arity) :-
|
|
'$lgt_lgt_opening_directive'(Functor, Arity),
|
|
!.
|
|
|
|
'$lgt_lgt_directive'(Functor, Arity) :-
|
|
'$lgt_lgt_closing_directive'(Functor, Arity),
|
|
!.
|
|
|
|
'$lgt_lgt_directive'(Functor, Arity) :-
|
|
'$lgt_lgt_entity_directive'(Functor, Arity),
|
|
!.
|
|
|
|
'$lgt_lgt_directive'(Functor, Arity) :-
|
|
'$lgt_lgt_predicate_directive'(Functor, Arity).
|
|
|
|
|
|
'$lgt_lgt_opening_directive'(object, N) :-
|
|
N >= 1, N =< 5.
|
|
|
|
'$lgt_lgt_opening_directive'(category, N) :-
|
|
N =:= 1; N =:= 2.
|
|
|
|
'$lgt_lgt_opening_directive'(protocol, N) :-
|
|
N =:= 1; N =:= 2.
|
|
|
|
|
|
'$lgt_lgt_closing_directive'(end_object, 0).
|
|
|
|
'$lgt_lgt_closing_directive'(end_category, 0).
|
|
|
|
'$lgt_lgt_closing_directive'(end_protocol, 0).
|
|
|
|
|
|
|
|
'$lgt_lgt_entity_directive'(calls, N) :-
|
|
N >= 1.
|
|
'$lgt_lgt_entity_directive'(uses, N) :-
|
|
N =:= 1; N =:= 2.
|
|
|
|
'$lgt_lgt_entity_directive'((initialization), 1).
|
|
|
|
'$lgt_lgt_entity_directive'((dynamic), N) :-
|
|
N =:= 0.
|
|
|
|
'$lgt_lgt_entity_directive'(op, 3).
|
|
|
|
'$lgt_lgt_entity_directive'(info, 1).
|
|
|
|
|
|
|
|
'$lgt_lgt_predicate_directive'((dynamic), N) :-
|
|
N >= 1.
|
|
|
|
'$lgt_lgt_predicate_directive'(metapredicate, N) :-
|
|
N >= 1.
|
|
|
|
'$lgt_lgt_predicate_directive'((discontiguous), N) :-
|
|
N >= 1.
|
|
|
|
'$lgt_lgt_predicate_directive'((public), N) :-
|
|
N >= 1.
|
|
'$lgt_lgt_predicate_directive'(protected, N) :-
|
|
N >= 1.
|
|
'$lgt_lgt_predicate_directive'(private, N) :-
|
|
N >= 1.
|
|
|
|
'$lgt_lgt_predicate_directive'((mode), 2).
|
|
|
|
'$lgt_lgt_predicate_directive'(info, 2).
|
|
|
|
|
|
|
|
% built-in metapredicates
|
|
|
|
'$lgt_metapredicate'(Meta) :- % Logtalk built-in metapredicate
|
|
'$lgt_lgt_metapredicate'(Meta).
|
|
|
|
'$lgt_metapredicate'(Meta) :- % (non ISO Standard) Prolog metapredicate
|
|
'$lgt_pl_metapredicate'(Meta). % specified in the config files
|
|
|
|
|
|
|
|
% built-in Logtalk (and Prolog) metapredicates
|
|
|
|
'$lgt_lgt_metapredicate'(catch(::, *, ::)).
|
|
|
|
'$lgt_lgt_metapredicate'(bagof(*, ::, *)).
|
|
'$lgt_lgt_metapredicate'(setof(*, ::, *)).
|
|
'$lgt_lgt_metapredicate'(findall(*, ::, *)).
|
|
|
|
'$lgt_lgt_metapredicate'(forall(::, ::)).
|
|
|
|
'$lgt_lgt_metapredicate'(call(::)).
|
|
'$lgt_lgt_metapredicate'(once(::)).
|
|
|
|
'$lgt_lgt_metapredicate'(\+ (::)).
|
|
|
|
|
|
|
|
% utility predicates used during compilation of Logtalk
|
|
% entities to store and access context information which
|
|
% is represented by a compound term
|
|
|
|
'$lgt_context'(context(_, _, _, _, _)).
|
|
|
|
'$lgt_context'(context(Sender, This, Self, Prefix, Metavars), Sender, This, Self, Prefix, Metavars).
|
|
|
|
'$lgt_sender'(context(Sender, _, _, _, _), Sender).
|
|
|
|
'$lgt_this'(context(_, This, _, _, _), This).
|
|
|
|
'$lgt_self'(context(_, _, Self, _, _), Self).
|
|
|
|
'$lgt_prefix'(context(_, _, _, Prefix, _), Prefix).
|
|
|
|
'$lgt_metavars'(context(_, _, _, _, Metavars), Metavars).
|
|
|
|
|
|
|
|
% '$lgt_convert_to_list'(+pi_or_pi_list, -pi_list)
|
|
|
|
'$lgt_convert_to_list'([[A|B]], [A|B]) :- % predicate indicator list
|
|
!.
|
|
|
|
'$lgt_convert_to_list'([A|B], [A|B]) :- % predicate indicator sequence
|
|
!.
|
|
|
|
'$lgt_convert_to_list'(A, [A]). % single predicate indicator
|
|
|
|
|
|
|
|
% '$lgt_valid_pred_ind(@term)
|
|
|
|
'$lgt_valid_pred_ind'(Term) :-
|
|
nonvar(Term),
|
|
Term = Functor/Arity,
|
|
atom(Functor),
|
|
integer(Arity),
|
|
Arity >= 0.
|
|
|
|
|
|
|
|
% '$lgt_valid_pred_ind_list(@term)
|
|
|
|
'$lgt_valid_pred_ind_list'(Term) :-
|
|
nonvar(Term),
|
|
'$lgt_valid_pred_ind_list2'(Term).
|
|
|
|
|
|
'$lgt_valid_pred_ind_list2'([]).
|
|
|
|
'$lgt_valid_pred_ind_list2'([Term| Terms]) :-
|
|
'$lgt_valid_pred_ind_list'(Term),
|
|
'$lgt_valid_pred_ind_list2'(Terms).
|
|
|
|
|
|
|
|
% '$lgt_valid_scope'(@term)
|
|
|
|
'$lgt_valid_scope'(Term) :-
|
|
nonvar(Term),
|
|
(Term = (Scope::_) ->
|
|
nonvar(Scope),
|
|
once('$lgt_member'(Scope, [(public), protected, private]))
|
|
;
|
|
true).
|
|
|
|
|
|
|
|
% '$lgt_scope_id'(+term, -atom, -term)
|
|
|
|
'$lgt_scope_id'(Scope::Entity, Scope, Entity) :-
|
|
!.
|
|
|
|
'$lgt_scope_id'(Entity, (public), Entity).
|
|
|
|
|
|
|
|
% '$lgt_valid_op_priority'(@term)
|
|
|
|
'$lgt_valid_op_priority'(Pr) :-
|
|
integer(Pr),
|
|
Pr >= 0,
|
|
Pr =< 1200.
|
|
|
|
|
|
|
|
% '$lgt_valid_op_specifier'(@term)
|
|
|
|
'$lgt_valid_op_specifier'(Spec) :-
|
|
nonvar(Spec),
|
|
'$lgt_op_specifier'(Spec).
|
|
|
|
|
|
|
|
% '$lgt_op_specifier'(@nonvar)
|
|
|
|
'$lgt_op_specifier'(fx).
|
|
'$lgt_op_specifier'(fy).
|
|
'$lgt_op_specifier'(xfx).
|
|
'$lgt_op_specifier'(xfy).
|
|
'$lgt_op_specifier'(yfx).
|
|
'$lgt_op_specifier'(xf).
|
|
'$lgt_op_specifier'(yf).
|
|
|
|
|
|
|
|
% '$lgt_valid_op_names'(@term)
|
|
|
|
'$lgt_valid_op_names'(Ops) :-
|
|
nonvar(Ops),
|
|
'$lgt_convert_to_list'(Ops, List),
|
|
'$lgt_valid_op_names_aux'(List).
|
|
|
|
|
|
'$lgt_valid_op_names_aux'([]).
|
|
|
|
'$lgt_valid_op_names_aux'([Op| Ops]) :-
|
|
atom(Op),
|
|
'$lgt_valid_op_names_aux'(Ops).
|
|
|
|
|
|
|
|
% '$lgt_valid_metapred_term'(@term)
|
|
|
|
'$lgt_valid_metapred_term'(Pred) :-
|
|
nonvar(Pred),
|
|
Pred =.. [_| Args],
|
|
'$lgt_valid_metapred_term_args'(Args).
|
|
|
|
|
|
'$lgt_valid_metapred_term_args'([]).
|
|
|
|
'$lgt_valid_metapred_term_args'([Arg| Args]) :-
|
|
nonvar(Arg),
|
|
once((Arg = (::); Arg = (*))),
|
|
'$lgt_valid_metapred_term_args'(Args).
|
|
|
|
|
|
|
|
% '$lgt_valid_mode_term'(@term)
|
|
|
|
'$lgt_valid_mode_term'(Pred) :-
|
|
nonvar(Pred),
|
|
Pred =.. [_| Args],
|
|
'$lgt_valid_mode_term_args'(Args).
|
|
|
|
|
|
'$lgt_valid_mode_term_args'([]).
|
|
|
|
'$lgt_valid_mode_term_args'([Arg| Args]) :-
|
|
nonvar(Arg),
|
|
functor(Arg, Functor, Arity),
|
|
Arity =< 1,
|
|
'$lgt_pred_arg_instantiation_mode'(Functor),
|
|
'$lgt_valid_mode_term_args'(Args).
|
|
|
|
|
|
|
|
% '$lgt_pred_arg_instantiation_mode'(@nonvar)
|
|
|
|
'$lgt_pred_arg_instantiation_mode'(?).
|
|
'$lgt_pred_arg_instantiation_mode'(+).
|
|
'$lgt_pred_arg_instantiation_mode'(-).
|
|
'$lgt_pred_arg_instantiation_mode'(@).
|
|
|
|
|
|
|
|
% '$lgt_valid_number_of_solutions'(@term)
|
|
|
|
'$lgt_valid_number_of_solutions'(Solutions) :-
|
|
nonvar(Solutions),
|
|
'$lgt_pred_number_of_solutions'(Solutions).
|
|
|
|
|
|
|
|
% '$lgt_pred_number_of_solutions'(@nonvar)
|
|
|
|
'$lgt_pred_number_of_solutions'(zero).
|
|
'$lgt_pred_number_of_solutions'(one).
|
|
'$lgt_pred_number_of_solutions'(zero_or_one).
|
|
'$lgt_pred_number_of_solutions'(zero_or_more).
|
|
'$lgt_pred_number_of_solutions'(one_or_more).
|
|
'$lgt_pred_number_of_solutions'(error).
|
|
|
|
|
|
|
|
% '$lgt_valid_info_list'(@list)
|
|
%
|
|
% true if the argument is a list of key-value pairs
|
|
|
|
'$lgt_valid_info_list'([]).
|
|
|
|
'$lgt_valid_info_list'([Head| Tail]) :-
|
|
nonvar(Head),
|
|
Head = (Key is Value),
|
|
nonvar(Key),
|
|
nonvar(Value),
|
|
'$lgt_valid_info_list'(Tail).
|
|
|
|
|
|
|
|
% '$lgt_valid_compiler_options'(@list)
|
|
%
|
|
% true if all compiler options are valid
|
|
|
|
'$lgt_valid_compiler_options'([]).
|
|
|
|
'$lgt_valid_compiler_options'([Option| Options]) :-
|
|
nonvar(Option),
|
|
'$lgt_valid_compiler_option'(Option),
|
|
'$lgt_valid_compiler_options'(Options).
|
|
|
|
|
|
|
|
% '$lgt_valid_compiler_option'(@nonvar)
|
|
|
|
'$lgt_valid_compiler_option'(iso_initialization_dir(Option)) :-
|
|
once((Option == true; Option == false)).
|
|
|
|
'$lgt_valid_compiler_option'(xml(Option)) :-
|
|
once((Option == on; Option == off)).
|
|
|
|
'$lgt_valid_compiler_option'(xsl(File)) :-
|
|
atom(File).
|
|
|
|
'$lgt_valid_compiler_option'(unknown(Option)) :-
|
|
once((Option == silent; Option == warning)).
|
|
|
|
'$lgt_valid_compiler_option'(singletons(Option)) :-
|
|
once((Option == silent; Option == warning)).
|
|
|
|
'$lgt_valid_compiler_option'(misspelt(Option)) :-
|
|
once((Option == silent; Option == warning)).
|
|
|
|
'$lgt_valid_compiler_option'(lgtredef(Option)) :-
|
|
once((Option == silent; Option == warning)).
|
|
|
|
'$lgt_valid_compiler_option'(plredef(Option)) :-
|
|
once((Option == silent; Option == warning)).
|
|
|
|
'$lgt_valid_compiler_option'(portability(Option)) :-
|
|
once((Option == silent; Option == warning)).
|
|
|
|
'$lgt_valid_compiler_option'(report(Option)) :-
|
|
once((Option == on; Option == off)).
|
|
|
|
'$lgt_valid_compiler_option'(smart_compilation(Option)) :-
|
|
once((Option == on; Option == off)).
|
|
|
|
'$lgt_valid_compiler_option'(underscore_vars(Option)) :-
|
|
once((Option == dont_care; Option == singletons)).
|
|
|
|
'$lgt_valid_compiler_option'(code_prefix(Prefix)) :-
|
|
atom(Prefix).
|
|
|
|
'$lgt_valid_compiler_option'(doctype(Option)) :-
|
|
once((Option == standalone; Option == (local); Option == web)).
|
|
|
|
'$lgt_valid_compiler_option'(xmlspec(Option)) :-
|
|
once((Option == dtd; Option == xsd)).
|
|
|
|
'$lgt_valid_compiler_option'(debug(Option)) :-
|
|
once((Option == on; Option == off)).
|
|
|
|
|
|
|
|
% '$lgt_valid_flag'(@nonvar)
|
|
%
|
|
% true if the argument is a valid Logtalk flag
|
|
|
|
'$lgt_valid_flag'(iso_initialization_dir).
|
|
'$lgt_valid_flag'(xml).
|
|
'$lgt_valid_flag'(xsl).
|
|
'$lgt_valid_flag'(xmlspec).
|
|
'$lgt_valid_flag'(doctype).
|
|
'$lgt_valid_flag'(unknown).
|
|
'$lgt_valid_flag'(singletons).
|
|
'$lgt_valid_flag'(misspelt).
|
|
'$lgt_valid_flag'(lgtredef).
|
|
'$lgt_valid_flag'(plredef).
|
|
'$lgt_valid_flag'(portability).
|
|
'$lgt_valid_flag'(report).
|
|
'$lgt_valid_flag'(smart_compilation).
|
|
'$lgt_valid_flag'(startup_message).
|
|
'$lgt_valid_flag'(version).
|
|
'$lgt_valid_flag'(underscore_vars).
|
|
'$lgt_valid_flag'(code_prefix).
|
|
'$lgt_valid_flag'(debug).
|
|
'$lgt_valid_flag'(supports_break_predicate).
|
|
|
|
|
|
|
|
% '$lgt_valid_flag'(@term, @term)
|
|
%
|
|
% true if the argument is a valid Logtalk flag-value pair
|
|
|
|
'$lgt_valid_flag'(Flag, Value) :-
|
|
atom(Flag),
|
|
Option =.. [Flag, Value],
|
|
'$lgt_valid_compiler_option'(Option).
|
|
|
|
|
|
|
|
% '$lgt_read_only_flag'(@nonvar)
|
|
%
|
|
% true if the argument is a read only Logtalk flag
|
|
|
|
'$lgt_read_only_flag'(iso_initialization_dir).
|
|
'$lgt_read_only_flag'(startup_message).
|
|
'$lgt_read_only_flag'(supports_break_predicate).
|
|
'$lgt_read_only_flag'(version).
|
|
|
|
|
|
|
|
% Logtalk built-in predicates
|
|
%
|
|
% '$lgt_lgt_built_in'(?callable)
|
|
|
|
'$lgt_lgt_built_in'(::(_, _)).
|
|
|
|
'$lgt_lgt_built_in'(forall(_, _)).
|
|
'$lgt_lgt_built_in'(retractall(_)).
|
|
|
|
'$lgt_lgt_built_in'(logtalk_compile(_)).
|
|
'$lgt_lgt_built_in'(logtalk_compile(_, _)).
|
|
'$lgt_lgt_built_in'(logtalk_load(_)).
|
|
'$lgt_lgt_built_in'(logtalk_load(_, _)).
|
|
|
|
'$lgt_lgt_built_in'(protocol_property(_, _)).
|
|
'$lgt_lgt_built_in'(category_property(_, _)).
|
|
'$lgt_lgt_built_in'(object_property(_, _)).
|
|
|
|
'$lgt_lgt_built_in'(current_protocol(_)).
|
|
'$lgt_lgt_built_in'(current_category(_)).
|
|
'$lgt_lgt_built_in'(current_object(_)).
|
|
|
|
'$lgt_lgt_built_in'(create_object(_, _, _, _)).
|
|
'$lgt_lgt_built_in'(create_category(_, _, _, _)).
|
|
'$lgt_lgt_built_in'(create_protocol(_, _, _)).
|
|
|
|
'$lgt_lgt_built_in'(abolish_object(_)).
|
|
'$lgt_lgt_built_in'(abolish_category(_)).
|
|
'$lgt_lgt_built_in'(abolish_protocol(_)).
|
|
|
|
'$lgt_lgt_built_in'(implements_protocol(_, _)).
|
|
'$lgt_lgt_built_in'(implements_protocol(_, _, _)).
|
|
'$lgt_lgt_built_in'(imports_category(_, _)).
|
|
'$lgt_lgt_built_in'(imports_category(_, _, _)).
|
|
'$lgt_lgt_built_in'(instantiates_class(_, _)).
|
|
'$lgt_lgt_built_in'(instantiates_class(_, _, _)).
|
|
'$lgt_lgt_built_in'(specializes_class(_, _)).
|
|
'$lgt_lgt_built_in'(specializes_class(_, _, _)).
|
|
'$lgt_lgt_built_in'(extends_protocol(_, _)).
|
|
'$lgt_lgt_built_in'(extends_protocol(_, _, _)).
|
|
'$lgt_lgt_built_in'(extends_object(_, _)).
|
|
'$lgt_lgt_built_in'(extends_object(_, _, _)).
|
|
|
|
'$lgt_lgt_built_in'(abolish_events(_, _, _, _, _)).
|
|
'$lgt_lgt_built_in'(define_events(_, _, _, _, _)).
|
|
'$lgt_lgt_built_in'(current_event(_, _, _, _, _)).
|
|
|
|
'$lgt_lgt_built_in'(current_logtalk_flag(_, _)).
|
|
'$lgt_lgt_built_in'(set_logtalk_flag(_, _)).
|
|
|
|
|
|
|
|
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
%
|
|
% DCG rule conversion
|
|
%
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
|
|
|
|
|
% '$lgt_dcgrule_to_clause'(@dcgrule, -clause)
|
|
%
|
|
% converts a DCG rule to a normal clause
|
|
|
|
|
|
'$lgt_dcgrule_to_clause'(Rule, Clause) :-
|
|
catch(
|
|
'$lgt_dcg_rule'(Rule, Clause),
|
|
Error,
|
|
throw(error(Error, dcgrule(Rule)))).
|
|
|
|
|
|
|
|
% '$lgt_dcg_rule'(@dcgrule, -clause)
|
|
%
|
|
% converts a DCG rule to a normal clause
|
|
|
|
'$lgt_dcg_rule'((RHead --> RBody), CHead) :-
|
|
RBody == [],
|
|
!,
|
|
'$lgt_dcg_head'(RHead, CHead, _, _, S, S, _).
|
|
|
|
'$lgt_dcg_rule'((RHead --> RBody), (CHead :- CBody)) :-
|
|
'$lgt_dcg_head'(RHead, CHead, Body, Body2, S0, S, S1),
|
|
'$lgt_dcg_body'(RBody, Body, S0, S),
|
|
'$lgt_dcg_fold_unifications'(Body2, CBody, S1).
|
|
|
|
|
|
|
|
% '$lgt_dcg_head'(@dcghead, -head, @goal, -goal, @var, @var, -var)
|
|
%
|
|
% translates DCG rule head to a Prolog clause head
|
|
% (the last argument returns the variable representing the ouput list)
|
|
|
|
'$lgt_dcg_head'(RHead, _, _, _, _, _, _) :-
|
|
var(RHead),
|
|
throw(instantiation_error).
|
|
|
|
'$lgt_dcg_head'((_, Terminals), _, _, _, _, _, _) :-
|
|
\+ '$lgt_proper_list'(Terminals),
|
|
throw(type_error(list, Terminals)).
|
|
|
|
'$lgt_dcg_head'((Nonterminal, Terminals), CHead, Body, (Body,Goal), S0, S, S1) :-
|
|
!,
|
|
'$lgt_dcg_terminals'(Terminals, Goal, S1, S),
|
|
'$lgt_dcg_goal'(Nonterminal, CHead, S0, S1).
|
|
|
|
'$lgt_dcg_head'(Nonterminal, CHead, Body, Body, S0, S, S) :-
|
|
'$lgt_dcg_goal'(Nonterminal, CHead, S0, S).
|
|
|
|
|
|
|
|
% '$lgt_dcg_body'(@dcgbody, -body, @var, @var)
|
|
%
|
|
% translates DCG rule body to a Prolog clause body
|
|
|
|
'$lgt_dcg_body'(Var, phrase(Var, S0, S), S0, S) :-
|
|
var(Var),
|
|
!.
|
|
|
|
'$lgt_dcg_body'(::Goal, ::phrase(Goal, S0, S), S0, S) :-
|
|
!.
|
|
|
|
'$lgt_dcg_body'(Object::Goal, Object::phrase(Goal, S0, S), S0, S) :-
|
|
!.
|
|
|
|
'$lgt_dcg_body'((RGoal,RGoals), (CGoal,CGoals), S0, S) :-
|
|
!,
|
|
'$lgt_dcg_body'(RGoal, CGoal, S0, S1),
|
|
'$lgt_dcg_body'(RGoals, CGoals, S1, S).
|
|
|
|
'$lgt_dcg_body'((RGoal1 -> RGoal2), (CGoal1 -> CGoal2), S0, S) :-
|
|
!,
|
|
'$lgt_dcg_body'(RGoal1, CGoal1, S0, S1),
|
|
'$lgt_dcg_body'(RGoal2, CGoal2, S1, S).
|
|
|
|
'$lgt_dcg_body'((RGoal1;RGoal2), (CGoal1;CGoal2), S0, S) :-
|
|
!,
|
|
'$lgt_dcg_body'(RGoal1, CGoal1, S0, S),
|
|
'$lgt_dcg_body'(RGoal2, CGoal2, S0, S).
|
|
|
|
'$lgt_dcg_body'({Goal}, (CGoal, S0=S), S0, S) :-
|
|
!,
|
|
(var(Goal) -> CGoal = call(Goal); CGoal = Goal).
|
|
|
|
'$lgt_dcg_body'(!, (!, S0=S), S0, S) :-
|
|
!.
|
|
|
|
'$lgt_dcg_body'(\+ RGoal, CGoal, S0, S) :-
|
|
!,
|
|
'$lgt_dcg_body'((RGoal -> {fail};{true}), CGoal, S0, S).
|
|
|
|
'$lgt_dcg_body'([], (S0=S), S0, S) :-
|
|
!.
|
|
|
|
'$lgt_dcg_body'([Terminal| Terminals], CGoal, S0, S) :-
|
|
!,
|
|
'$lgt_dcg_terminals'([Terminal| Terminals], CGoal, S0, S).
|
|
|
|
'$lgt_dcg_body'(Non_terminal, CGoal, S0, S) :-
|
|
'$lgt_dcg_goal'(Non_terminal, CGoal, S0, S).
|
|
|
|
|
|
|
|
% '$lgt_dcg_goal'(@goal, -goal, @var, @var)
|
|
%
|
|
% translates DCG goal to Prolog goal
|
|
|
|
'$lgt_dcg_goal'(RGoal, _, _, _) :-
|
|
\+ callable(RGoal),
|
|
throw(type_error(callable, RGoal)).
|
|
|
|
'$lgt_dcg_goal'(RGoal, CGoal, S0, S) :-
|
|
RGoal =.. RList,
|
|
'$lgt_append'(RList, [S0, S], CList),
|
|
CGoal =.. CList.
|
|
|
|
|
|
|
|
% '$lgt_dcg_terminals'(+list, -goal, @var, @var)
|
|
%
|
|
% translate list of terminals
|
|
|
|
'$lgt_dcg_terminals'(Terminals, S0=List, S0, S) :-
|
|
'$lgt_dcg_terminals'(Terminals, S, List).
|
|
|
|
|
|
'$lgt_dcg_terminals'([], S, S) :-
|
|
!. % make predicate determinist when first argument is [Var1| Var2]
|
|
|
|
'$lgt_dcg_terminals'([Terminal| Terminals], S, [Terminal| Rest]) :-
|
|
'$lgt_dcg_terminals'(Terminals, S, Rest).
|
|
|
|
|
|
|
|
% '$lgt_dcg_fold_unifications'(+goal, -goal, @var)
|
|
%
|
|
% folds redundant calls to =/2 by calling the unification
|
|
% goals execept for output unifications
|
|
|
|
'$lgt_dcg_fold_unifications'((Goal1 -> Goal2), (SGoal1 -> SGoal2), S) :-
|
|
!,
|
|
'$lgt_dcg_fold_unifications'(Goal1, SGoal1, S),
|
|
'$lgt_dcg_fold_unifications'(Goal2, SGoal2, S).
|
|
|
|
'$lgt_dcg_fold_unifications'((Goal1;Goal2), (SGoal1;SGoal2), S) :-
|
|
!,
|
|
'$lgt_dcg_fold_unifications'(Goal1, SGoal1, S),
|
|
'$lgt_dcg_fold_unifications'(Goal2, SGoal2, S).
|
|
|
|
'$lgt_dcg_fold_unifications'((Goal1,Goal2), SGoal, S) :-
|
|
!,
|
|
'$lgt_dcg_fold_unifications'(Goal1, SGoal1, S),
|
|
'$lgt_dcg_fold_unifications'(Goal2, SGoal2, S),
|
|
'$lgt_dcg_simplify_and'((SGoal1,SGoal2), SGoal).
|
|
|
|
'$lgt_dcg_fold_unifications'(S1=S2, S1=S2, S) :-
|
|
(S1 == S; S2 == S), % avoid output unifications
|
|
!.
|
|
|
|
'$lgt_dcg_fold_unifications'(S1=S2, true, _) :-
|
|
var(S2), % avoid unification with list of terminals
|
|
!,
|
|
S1 = S2.
|
|
|
|
'$lgt_dcg_fold_unifications'(Goal, Goal, _).
|
|
|
|
|
|
|
|
% '$lgt_dcg_simplify_and'(+goal, -goal)
|
|
%
|
|
% removes redundant calls to true/0 and flats a conjunction of goals
|
|
|
|
'$lgt_dcg_simplify_and'((Goal1 -> Goal2), (SGoal1 -> SGoal2)) :-
|
|
!,
|
|
'$lgt_dcg_simplify_and'(Goal1, SGoal1),
|
|
'$lgt_dcg_simplify_and'(Goal2, SGoal2).
|
|
|
|
'$lgt_dcg_simplify_and'((Goal1;Goal2), (SGoal1;SGoal2)) :-
|
|
!,
|
|
'$lgt_dcg_simplify_and'(Goal1, SGoal1),
|
|
'$lgt_dcg_simplify_and'(Goal2, SGoal2).
|
|
|
|
'$lgt_dcg_simplify_and'(((Goal1,Goal2),Goal3), Body) :-
|
|
!,
|
|
'$lgt_dcg_simplify_and'((Goal1,(Goal2,Goal3)), Body).
|
|
|
|
'$lgt_dcg_simplify_and'((true,Goal), Body) :-
|
|
!,
|
|
'$lgt_dcg_simplify_and'(Goal, Body).
|
|
|
|
'$lgt_dcg_simplify_and'((Goal,true), Body) :-
|
|
!,
|
|
'$lgt_dcg_simplify_and'(Goal, Body).
|
|
|
|
'$lgt_dcg_simplify_and'((Goal1,Goal2), (Goal1,Goal3)) :-
|
|
!,
|
|
'$lgt_dcg_simplify_and'(Goal2, Goal3).
|
|
|
|
'$lgt_dcg_simplify_and'(Goal, Goal).
|
|
|
|
|
|
|
|
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
%
|
|
% xml
|
|
%
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
|
|
|
|
|
% '$lgt_write_xml_file'(+stream)
|
|
%
|
|
% writes a XML file containing the documentation of a compiled entity
|
|
|
|
'$lgt_write_xml_file'(Stream) :-
|
|
'$lgt_write_xml_header'(Stream),
|
|
'$lgt_write_xml_entity'(Stream),
|
|
'$lgt_write_xml_relations'(Stream),
|
|
'$lgt_write_xml_predicates'(Stream),
|
|
'$lgt_write_xml_footer'(Stream).
|
|
|
|
|
|
|
|
'$lgt_write_xml_header'(Stream) :-
|
|
'$lgt_compiler_option'(xmlspec, XMLSpec),
|
|
'$lgt_compiler_option'(doctype, Doctype),
|
|
'$lgt_write_xml_header'(Doctype, XMLSpec, Stream).
|
|
|
|
|
|
|
|
'$lgt_write_xml_header'(local, XMLSpec, Stream) :-
|
|
'$lgt_write_xml_open_tag'(Stream, '?xml version="1.0" standalone="no"?', []),
|
|
write(Stream, '<!DOCTYPE logtalk SYSTEM "logtalk.'),
|
|
write(Stream, XMLSpec), write(Stream, '">'), nl(Stream),
|
|
'$lgt_compiler_option'(xsl, XSL),
|
|
write(Stream, '<?xml-stylesheet type="text/xsl" href="'),
|
|
write(Stream, XSL),
|
|
write(Stream, '"?>'), nl(Stream),
|
|
'$lgt_write_xml_open_tag'(Stream, logtalk, []).
|
|
|
|
'$lgt_write_xml_header'(web, XMLSpec, Stream) :-
|
|
'$lgt_write_xml_open_tag'(Stream, '?xml version="1.0" standalone="no"?', []),
|
|
write(Stream, '<!DOCTYPE logtalk SYSTEM "http://www.logtalk.org/xml/1.2/logtalk.'),
|
|
write(Stream, XMLSpec), write(Stream, '">'), nl(Stream),
|
|
'$lgt_compiler_option'(xsl, XSL),
|
|
write(Stream, '<?xml-stylesheet type="text/xsl" href="'),
|
|
write(Stream, XSL),
|
|
write(Stream, '"?>'), nl(Stream),
|
|
'$lgt_write_xml_open_tag'(Stream, logtalk, []).
|
|
|
|
'$lgt_write_xml_header'(standalone, _, Stream) :-
|
|
'$lgt_write_xml_open_tag'(Stream, '?xml version="1.0" standalone="yes"?', []),
|
|
'$lgt_compiler_option'(xsl, XSL),
|
|
write(Stream, '<?xml-stylesheet type="text/xsl" href="'),
|
|
write(Stream, XSL),
|
|
write(Stream, '"?>'), nl(Stream),
|
|
'$lgt_write_xml_open_tag'(Stream, logtalk, []).
|
|
|
|
|
|
|
|
'$lgt_write_xml_footer'(Stream) :-
|
|
'$lgt_write_xml_close_tag'(Stream, logtalk).
|
|
|
|
|
|
|
|
'$lgt_write_xml_entity'(Stream) :-
|
|
'$lgt_pp_entity_'(Type, Entity, _, _),
|
|
('$lgt_pp_entity_comp_mode_'((dynamic)) -> Compilation = (dynamic); Compilation = static),
|
|
'$lgt_write_xml_open_tag'(Stream, entity, []),
|
|
'$lgt_entity_to_xml_name'(Entity, Name),
|
|
'$lgt_write_xml_cdata_element'(Stream, name, [], Name),
|
|
'$lgt_write_xml_element'(Stream, (type), [], Type),
|
|
'$lgt_write_xml_element'(Stream, compilation, [], Compilation),
|
|
('$lgt_pp_info_'(List) ->
|
|
('$lgt_member'(comment is Comment, List) ->
|
|
'$lgt_write_xml_cdata_element'(Stream, comment, [], Comment)
|
|
;
|
|
true),
|
|
('$lgt_member'(author is Author, List) ->
|
|
'$lgt_write_xml_cdata_element'(Stream, author, [], Author)
|
|
;
|
|
true),
|
|
('$lgt_member'(version is Version, List) ->
|
|
'$lgt_write_xml_element'(Stream, version, [], Version)
|
|
;
|
|
true),
|
|
('$lgt_member'(date is Date, List) ->
|
|
'$lgt_write_xml_element'(Stream, date, [], Date)
|
|
;
|
|
true),
|
|
forall(
|
|
('$lgt_member'(Key is Value, List),
|
|
\+ '$lgt_member'(Key, [comment, author, version, date, parnames])),
|
|
('$lgt_write_xml_open_tag'(Stream, info, []),
|
|
'$lgt_write_xml_element'(Stream, key, [], Key),
|
|
'$lgt_write_xml_cdata_element'(Stream, value, [], Value),
|
|
'$lgt_write_xml_close_tag'(Stream, info)))
|
|
;
|
|
true),
|
|
'$lgt_write_xml_close_tag'(Stream, entity).
|
|
|
|
|
|
|
|
% '$lgt_entity_to_xml_name'(+entity, -nonvar)
|
|
%
|
|
% instantiates the parameters in a parametric object to
|
|
% user defined names or to the atom '_'
|
|
|
|
'$lgt_entity_to_xml_name'(Entity, Name) :-
|
|
'$lgt_pp_info_'(List),
|
|
'$lgt_member'(parnames is Names, List),
|
|
!,
|
|
Entity =.. [Functor| Names],
|
|
Name =.. [Functor| Names].
|
|
|
|
'$lgt_entity_to_xml_name'(Entity, Name) :-
|
|
Entity =.. [Functor| Args],
|
|
'$lgt_vars_to_underscore'(Args, Names),
|
|
Name =.. [Functor| Names].
|
|
|
|
|
|
|
|
% '$lgt_relation_to_xml_name'(+entity, +entity, -atom)
|
|
%
|
|
% instantiates the parameters in a related entity taking
|
|
% in account the parameter sharing with the original entity
|
|
|
|
'$lgt_relation_to_xml_name'(Entity, Relation, Name) :-
|
|
'$lgt_entity_to_xml_name'(Entity, _),
|
|
Relation =.. [Functor| Args],
|
|
'$lgt_vars_to_underscore'(Args, Names),
|
|
Name =.. [Functor| Names].
|
|
|
|
|
|
|
|
% '$lgt_vars_to_underscore'(+list, -list)
|
|
%
|
|
% instantiates the variables in the input list to the atom '_'
|
|
|
|
'$lgt_vars_to_underscore'([], []).
|
|
|
|
'$lgt_vars_to_underscore'([Arg| Args], [Name| Names]) :-
|
|
(var(Arg) -> Name = '_'; Name = Arg),
|
|
'$lgt_vars_to_underscore'(Args, Names).
|
|
|
|
|
|
|
|
% '$lgt_relation_to_xml_filename'(+entity, -atom)
|
|
%
|
|
% needed to build filenames in links to parametric objects
|
|
|
|
'$lgt_relation_to_xml_filename'(Relation, File) :-
|
|
atom(Relation) ->
|
|
File = Relation
|
|
;
|
|
functor(Relation, Functor, Arity),
|
|
number_codes(Arity, Codes),
|
|
atom_codes(Atom, Codes),
|
|
atom_concat(Functor, Atom, File).
|
|
|
|
|
|
|
|
% '$lgt_write_xml_predicates'(+stream)
|
|
%
|
|
% writes the predicate documentation
|
|
|
|
'$lgt_write_xml_predicates'(Stream) :-
|
|
'$lgt_write_xml_open_tag'(Stream, predicates, []),
|
|
'$lgt_write_xml_public_predicates'(Stream),
|
|
'$lgt_write_xml_protected_predicates'(Stream),
|
|
'$lgt_write_xml_private_predicates'(Stream),
|
|
'$lgt_write_xml_close_tag'(Stream, predicates).
|
|
|
|
|
|
|
|
% '$lgt_write_xml_public_predicates'(+stream)
|
|
%
|
|
% writes the documentation of public predicates
|
|
|
|
'$lgt_write_xml_public_predicates'(Stream) :-
|
|
'$lgt_write_xml_open_tag'(Stream, (public), []),
|
|
'$lgt_pp_public_'(Functor/Arity),
|
|
'$lgt_write_xml_predicate'(Stream, Functor/Arity, (public)),
|
|
fail.
|
|
|
|
'$lgt_write_xml_public_predicates'(Stream) :-
|
|
'$lgt_write_xml_close_tag'(Stream, (public)).
|
|
|
|
|
|
|
|
% '$lgt_write_xml_protected_predicates'(+stream)
|
|
%
|
|
% writes the documentation protected predicates
|
|
|
|
'$lgt_write_xml_protected_predicates'(Stream) :-
|
|
'$lgt_write_xml_open_tag'(Stream, protected, []),
|
|
'$lgt_pp_protected_'(Functor/Arity),
|
|
'$lgt_write_xml_predicate'(Stream, Functor/Arity, protected),
|
|
fail.
|
|
|
|
'$lgt_write_xml_protected_predicates'(Stream) :-
|
|
'$lgt_write_xml_close_tag'(Stream, protected).
|
|
|
|
|
|
|
|
% '$lgt_write_xml_private_predicates'(+stream)
|
|
%
|
|
% writes the documentation of private predicates
|
|
|
|
'$lgt_write_xml_private_predicates'(Stream) :-
|
|
'$lgt_write_xml_open_tag'(Stream, private, []),
|
|
'$lgt_pp_private_'(Functor/Arity),
|
|
'$lgt_write_xml_predicate'(Stream, Functor/Arity, private),
|
|
fail.
|
|
|
|
'$lgt_write_xml_private_predicates'(Stream) :-
|
|
'$lgt_write_xml_close_tag'(Stream, private).
|
|
|
|
|
|
|
|
% '$lgt_write_xml_predicate'(+stream, +atom/+integer, +term)
|
|
%
|
|
% writes the documentation of a predicate
|
|
|
|
'$lgt_write_xml_predicate'(Stream, Functor/Arity, Scope) :-
|
|
(('$lgt_pp_entity_comp_mode_'((dynamic)); '$lgt_pp_dynamic_'(Functor/Arity)) ->
|
|
Compilation = (dynamic)
|
|
;
|
|
Compilation = static),
|
|
'$lgt_write_xml_open_tag'(Stream, predicate, []),
|
|
'$lgt_write_xml_cdata_element'(Stream, name, [], Functor/Arity),
|
|
'$lgt_write_xml_element'(Stream, scope, [], Scope),
|
|
'$lgt_write_xml_element'(Stream, compilation, [], Compilation),
|
|
functor(Meta, Functor, Arity),
|
|
('$lgt_pp_metapredicate_'(Meta) ->
|
|
'$lgt_write_xml_cdata_element'(Stream, meta, [], Meta)
|
|
;
|
|
true),
|
|
functor(Template, Functor, Arity),
|
|
forall(
|
|
'$lgt_pp_mode_'(Template, Solutions),
|
|
('$lgt_write_xml_open_tag'(Stream, (mode), []),
|
|
'$lgt_write_xml_cdata_element'(Stream, template, [], Template),
|
|
'$lgt_write_xml_element'(Stream, solutions, [], Solutions),
|
|
'$lgt_write_xml_close_tag'(Stream, (mode)))),
|
|
(('$lgt_pp_info_'(Functor/Arity, List), '$lgt_member'(comment is Comment, List)) ->
|
|
'$lgt_write_xml_cdata_element'(Stream, comment, [], Comment)
|
|
;
|
|
true),
|
|
(('$lgt_pp_info_'(Functor/Arity, List), '$lgt_member'(argnames is Names, List)) ->
|
|
Template =.. [Functor| Names],
|
|
'$lgt_write_xml_cdata_element'(Stream, template, [], Template)
|
|
;
|
|
true),
|
|
(('$lgt_pp_info_'(Functor/Arity, List), '$lgt_member'(exceptions is Terms, List), Terms \= []) ->
|
|
'$lgt_write_xml_open_tag'(Stream, exceptions, []),
|
|
forall(
|
|
'$lgt_member'(Cond-Term, Terms),
|
|
('$lgt_write_xml_open_tag'(Stream, exception, []),
|
|
'$lgt_write_xml_cdata_element'(Stream, condition, [], Cond),
|
|
'$lgt_write_xml_cdata_element'(Stream, term, [], Term),
|
|
'$lgt_write_xml_close_tag'(Stream, exception))),
|
|
'$lgt_write_xml_close_tag'(Stream, exceptions)
|
|
;
|
|
true),
|
|
forall(
|
|
('$lgt_pp_info_'(Functor/Arity, List),
|
|
'$lgt_member'(Key is Value, List),
|
|
\+ '$lgt_member'(Key, [comment, argnames, exceptions])),
|
|
('$lgt_write_xml_open_tag'(Stream, info, []),
|
|
'$lgt_write_xml_element'(Stream, key, [], Key),
|
|
'$lgt_write_xml_cdata_element'(Stream, value, [], Value),
|
|
'$lgt_write_xml_close_tag'(Stream, info))),
|
|
'$lgt_write_xml_close_tag'(Stream, predicate).
|
|
|
|
|
|
|
|
'$lgt_write_xml_relations'(Stream) :-
|
|
'$lgt_write_xml_open_tag'(Stream, relations, []),
|
|
fail.
|
|
|
|
'$lgt_write_xml_relations'(Stream) :-
|
|
'$lgt_pp_rclause_'('$lgt_implements_protocol_'(Entity, Ptc, Scope)),
|
|
'$lgt_write_xml_relation'(Stream, Entity, Ptc, implements, Scope),
|
|
fail.
|
|
|
|
'$lgt_write_xml_relations'(Stream) :-
|
|
'$lgt_pp_rclause_'('$lgt_imports_category_'(Entity, Ctg, Scope)),
|
|
'$lgt_write_xml_relation'(Stream, Entity, Ctg, imports, Scope),
|
|
fail.
|
|
|
|
'$lgt_write_xml_relations'(Stream) :-
|
|
'$lgt_pp_rclause_'('$lgt_extends_object_'(Entity, Parent, Scope)),
|
|
'$lgt_write_xml_relation'(Stream, Entity, Parent, extends, Scope),
|
|
fail.
|
|
|
|
'$lgt_write_xml_relations'(Stream) :-
|
|
'$lgt_pp_rclause_'('$lgt_instantiates_class_'(Entity, Class, Scope)),
|
|
'$lgt_write_xml_relation'(Stream, Entity, Class, instantiates, Scope),
|
|
fail.
|
|
|
|
'$lgt_write_xml_relations'(Stream) :-
|
|
'$lgt_pp_rclause_'('$lgt_specializes_class_'(Entity, Superclass, Scope)),
|
|
'$lgt_write_xml_relation'(Stream, Entity, Superclass, specializes, Scope),
|
|
fail.
|
|
|
|
'$lgt_write_xml_relations'(Stream) :-
|
|
'$lgt_pp_rclause_'('$lgt_extends_protocol_'(Entity, Ptc, Scope)),
|
|
'$lgt_write_xml_relation'(Stream, Entity, Ptc, extends, Scope),
|
|
fail.
|
|
|
|
'$lgt_write_xml_relations'(Stream) :-
|
|
'$lgt_pp_entity_'(_, Entity, _, _),
|
|
'$lgt_pp_uses_'(Obj),
|
|
'$lgt_write_xml_relation'(Stream, Entity, Obj, uses),
|
|
fail.
|
|
|
|
'$lgt_write_xml_relations'(Stream) :-
|
|
'$lgt_pp_entity_'(_, Entity, _, _),
|
|
'$lgt_pp_calls_'(Ptc),
|
|
'$lgt_write_xml_relation'(Stream, Entity, Ptc, calls),
|
|
fail.
|
|
|
|
'$lgt_write_xml_relations'(Stream) :-
|
|
'$lgt_write_xml_close_tag'(Stream, relations).
|
|
|
|
|
|
|
|
'$lgt_write_xml_relation'(Stream, Entity, Relation, Tag, Scope) :-
|
|
'$lgt_relation_to_xml_name'(Entity, Relation, Name),
|
|
'$lgt_relation_to_xml_filename'(Relation, File),
|
|
'$lgt_write_xml_open_tag'(Stream, Tag, []),
|
|
'$lgt_write_xml_cdata_element'(Stream, name, [], Name),
|
|
'$lgt_write_xml_element'(Stream, scope, [], Scope),
|
|
'$lgt_write_xml_cdata_element'(Stream, file, [], File),
|
|
'$lgt_write_xml_close_tag'(Stream, Tag).
|
|
|
|
|
|
|
|
'$lgt_write_xml_relation'(Stream, Entity, Relation, Tag) :-
|
|
'$lgt_relation_to_xml_name'(Entity, Relation, Name),
|
|
'$lgt_relation_to_xml_filename'(Relation, File),
|
|
'$lgt_write_xml_open_tag'(Stream, Tag, []),
|
|
'$lgt_write_xml_cdata_element'(Stream, name, [], Name),
|
|
'$lgt_write_xml_cdata_element'(Stream, file, [], File),
|
|
'$lgt_write_xml_close_tag'(Stream, Tag).
|
|
|
|
|
|
|
|
% '$lgt_write_xml_open_tag'(@stream, @atom, @list)
|
|
%
|
|
% writes <Tag Att1="V1" Att2="V2" ...>
|
|
|
|
'$lgt_write_xml_open_tag'(Stream, Tag, Atts) :-
|
|
write(Stream, '<'),
|
|
write(Stream, Tag),
|
|
'$lgt_write_xml_tag_attributes'(Stream, Atts),
|
|
write(Stream, '>'), nl(Stream).
|
|
|
|
|
|
|
|
% '$lgt_write_xml_element'(@stream, @atom, @list, @term)
|
|
%
|
|
% writes <Tag Att1="V1" Att2="V2" ...>Text</Tag>
|
|
|
|
'$lgt_write_xml_element'(Stream, Tag, Atts, Text) :-
|
|
write(Stream, '<'),
|
|
write(Stream, Tag),
|
|
'$lgt_write_xml_tag_attributes'(Stream, Atts),
|
|
write(Stream, '>'),
|
|
write(Stream, Text),
|
|
write(Stream, '</'),
|
|
write(Stream, Tag),
|
|
write(Stream, '>'), nl(Stream).
|
|
|
|
|
|
|
|
% '$lgt_write_xml_cdata_element'(@stream, @atom, @list, @term)
|
|
%
|
|
% writes <Tag Att1="V1" Att2="V2" ...><![CDATA[Text]]></Tag>
|
|
|
|
'$lgt_write_xml_cdata_element'(Stream, Tag, Atts, Text) :-
|
|
write(Stream, '<'),
|
|
write(Stream, Tag),
|
|
'$lgt_write_xml_tag_attributes'(Stream, Atts),
|
|
write(Stream, '><![CDATA['),
|
|
'$lgt_pretty_print_vars'(Stream, Text),
|
|
write(Stream, ']]></'),
|
|
write(Stream, Tag),
|
|
write(Stream, '>'), nl(Stream).
|
|
|
|
|
|
|
|
% '$lgt_write_xml_tag_attributes'(@stream, @list)
|
|
|
|
'$lgt_write_xml_tag_attributes'(_, []) :-
|
|
!.
|
|
|
|
'$lgt_write_xml_tag_attributes'(Stream, [Attribute-Value| Rest]) :-
|
|
write(Stream, ' '),
|
|
write(Stream, Attribute),
|
|
write(Stream, '="'),
|
|
write(Stream, Value),
|
|
write(Stream, '"'),
|
|
'$lgt_write_xml_tag_attributes'(Stream, Rest).
|
|
|
|
|
|
|
|
% '$lgt_write_xml_close_tag'(@stream, @atom)
|
|
%
|
|
% writes </Tag>
|
|
|
|
'$lgt_write_xml_close_tag'(Stream, Tag) :-
|
|
write(Stream, '</'),
|
|
write(Stream, Tag),
|
|
write(Stream, '>'),
|
|
nl(Stream).
|
|
|
|
|
|
|
|
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
%
|
|
% table of ISO specified predicates
|
|
%
|
|
% used for portability checking
|
|
%
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
|
|
|
|
|
'$lgt_iso_spec_pred'(true).
|
|
'$lgt_iso_spec_pred'(fail).
|
|
'$lgt_iso_spec_pred'(call(_)).
|
|
'$lgt_iso_spec_pred'(!).
|
|
'$lgt_iso_spec_pred'((_; _)).
|
|
'$lgt_iso_spec_pred'((_, _)).
|
|
'$lgt_iso_spec_pred'((_ -> _)).
|
|
'$lgt_iso_spec_pred'((_ -> _; _)).
|
|
'$lgt_iso_spec_pred'(catch(_, _, _)).
|
|
'$lgt_iso_spec_pred'(throw(_)).
|
|
|
|
'$lgt_iso_spec_pred'((_ = _)).
|
|
'$lgt_iso_spec_pred'((_ \= _)).
|
|
'$lgt_iso_spec_pred'(unify_with_occurs_check(_, _)).
|
|
|
|
'$lgt_iso_spec_pred'(var(_)).
|
|
'$lgt_iso_spec_pred'(nonvar(_)).
|
|
'$lgt_iso_spec_pred'(atom(_)).
|
|
'$lgt_iso_spec_pred'(atomic(_)).
|
|
'$lgt_iso_spec_pred'(number(_)).
|
|
'$lgt_iso_spec_pred'(integer(_)).
|
|
'$lgt_iso_spec_pred'(float(_)).
|
|
'$lgt_iso_spec_pred'(compound(_)).
|
|
|
|
'$lgt_iso_spec_pred'((_ @=< _)).
|
|
'$lgt_iso_spec_pred'((_ @< _)).
|
|
'$lgt_iso_spec_pred'((_ @>= _)).
|
|
'$lgt_iso_spec_pred'((_ @> _)).
|
|
'$lgt_iso_spec_pred'((_ == _)).
|
|
'$lgt_iso_spec_pred'((_ \== _)).
|
|
|
|
'$lgt_iso_spec_pred'(functor(_, _, _)).
|
|
'$lgt_iso_spec_pred'(arg(_, _, _)).
|
|
'$lgt_iso_spec_pred'(_ =.. _).
|
|
'$lgt_iso_spec_pred'(copy_term(_, _)).
|
|
|
|
'$lgt_iso_spec_pred'(_ is _).
|
|
|
|
'$lgt_iso_spec_pred'((_ =< _)).
|
|
'$lgt_iso_spec_pred'((_ < _)).
|
|
'$lgt_iso_spec_pred'((_ >= _)).
|
|
'$lgt_iso_spec_pred'((_ > _)).
|
|
'$lgt_iso_spec_pred'((_ =:= _)).
|
|
'$lgt_iso_spec_pred'((_ =\= _)).
|
|
|
|
'$lgt_iso_spec_pred'(clause(_, _)).
|
|
'$lgt_iso_spec_pred'(current_predicate(_)).
|
|
|
|
'$lgt_iso_spec_pred'(asserta(_)).
|
|
'$lgt_iso_spec_pred'(assertz(_)).
|
|
'$lgt_iso_spec_pred'(retract(_)).
|
|
'$lgt_iso_spec_pred'(abolish(_)).
|
|
|
|
'$lgt_iso_spec_pred'(findall(_, _, _)).
|
|
'$lgt_iso_spec_pred'(bagof(_, _, _)).
|
|
'$lgt_iso_spec_pred'(setof(_, _, _)).
|
|
|
|
'$lgt_iso_spec_pred'(current_input(_)).
|
|
'$lgt_iso_spec_pred'(current_output(_)).
|
|
'$lgt_iso_spec_pred'(set_input(_)).
|
|
'$lgt_iso_spec_pred'(set_output(_)).
|
|
'$lgt_iso_spec_pred'(open(_, _, _, _)).
|
|
'$lgt_iso_spec_pred'(open(_, _, _)).
|
|
'$lgt_iso_spec_pred'(close(_, _)).
|
|
'$lgt_iso_spec_pred'(close(_)).
|
|
'$lgt_iso_spec_pred'(flush_output(_)).
|
|
'$lgt_iso_spec_pred'(flush_output).
|
|
'$lgt_iso_spec_pred'(stream_property(_, _)).
|
|
'$lgt_iso_spec_pred'(at_end_of_stream).
|
|
'$lgt_iso_spec_pred'(at_end_of_stream(_)).
|
|
'$lgt_iso_spec_pred'(set_stream_position(_, _)).
|
|
|
|
'$lgt_iso_spec_pred'(get_char(_, _)).
|
|
'$lgt_iso_spec_pred'(get_char(_)).
|
|
'$lgt_iso_spec_pred'(get_code(_, _)).
|
|
'$lgt_iso_spec_pred'(get_code(_)).
|
|
'$lgt_iso_spec_pred'(peek_char(_, _)).
|
|
'$lgt_iso_spec_pred'(peek_char(_)).
|
|
'$lgt_iso_spec_pred'(peek_code(_, _)).
|
|
'$lgt_iso_spec_pred'(peek_code(_)).
|
|
'$lgt_iso_spec_pred'(put_char(_, _)).
|
|
'$lgt_iso_spec_pred'(put_char(_)).
|
|
'$lgt_iso_spec_pred'(put_code(_, _)).
|
|
'$lgt_iso_spec_pred'(put_code(_)).
|
|
'$lgt_iso_spec_pred'(nl).
|
|
'$lgt_iso_spec_pred'(nl(_)).
|
|
|
|
'$lgt_iso_spec_pred'(get_byte(_, _)).
|
|
'$lgt_iso_spec_pred'(get_byte(_)).
|
|
'$lgt_iso_spec_pred'(peek_byte(_, _)).
|
|
'$lgt_iso_spec_pred'(peek_byte(_)).
|
|
'$lgt_iso_spec_pred'(put_byte(_, _)).
|
|
'$lgt_iso_spec_pred'(put_byte(_)).
|
|
|
|
'$lgt_iso_spec_pred'(read_term(_, _, _)).
|
|
'$lgt_iso_spec_pred'(read_term(_, _)).
|
|
'$lgt_iso_spec_pred'(read(_)).
|
|
'$lgt_iso_spec_pred'(read(_, _)).
|
|
'$lgt_iso_spec_pred'(write_term(_, _, _)).
|
|
'$lgt_iso_spec_pred'(write_term(_, _)).
|
|
'$lgt_iso_spec_pred'(write(_)).
|
|
'$lgt_iso_spec_pred'(write(_, _)).
|
|
'$lgt_iso_spec_pred'(writeq(_)).
|
|
'$lgt_iso_spec_pred'(writeq(_, _)).
|
|
'$lgt_iso_spec_pred'(write_canonical(_)).
|
|
'$lgt_iso_spec_pred'(write_canonical(_, _)).
|
|
'$lgt_iso_spec_pred'(op(_, _, _)).
|
|
'$lgt_iso_spec_pred'(current_op(_, _, _)).
|
|
'$lgt_iso_spec_pred'(char_conversion(_, _)).
|
|
'$lgt_iso_spec_pred'(current_char_conversion(_, _)).
|
|
|
|
'$lgt_iso_spec_pred'(\+ _).
|
|
'$lgt_iso_spec_pred'(once(_)).
|
|
'$lgt_iso_spec_pred'(repeat).
|
|
|
|
'$lgt_iso_spec_pred'(atom_length(_, _)).
|
|
'$lgt_iso_spec_pred'(atom_concat(_, _, _)).
|
|
'$lgt_iso_spec_pred'(sub_atom(_, _, _, _, _)).
|
|
'$lgt_iso_spec_pred'(atom_chars(_, _)).
|
|
'$lgt_iso_spec_pred'(atom_codes(_, _)).
|
|
'$lgt_iso_spec_pred'(char_code(_, _)).
|
|
'$lgt_iso_spec_pred'(number_chars(_, _)).
|
|
'$lgt_iso_spec_pred'(number_codes(_, _)).
|
|
|
|
'$lgt_iso_spec_pred'(set_prolog_flag(_, _)).
|
|
'$lgt_iso_spec_pred'(current_prolog_flag(_, _)).
|
|
'$lgt_iso_spec_pred'(halt).
|
|
'$lgt_iso_spec_pred'(halt(_)).
|
|
|
|
|
|
|
|
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
%
|
|
% Logtalk banner
|
|
%
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
|
|
|
|
|
'$lgt_startup_message' :-
|
|
'$lgt_default_flag'(startup_message, Flag),
|
|
'$lgt_startup_message'(Flag).
|
|
|
|
|
|
'$lgt_startup_message'(flags) :-
|
|
'$lgt_banner',
|
|
'$lgt_default_flags'.
|
|
|
|
'$lgt_startup_message'(banner) :-
|
|
'$lgt_banner'.
|
|
|
|
'$lgt_startup_message'(none).
|
|
|
|
|
|
|
|
'$lgt_banner' :-
|
|
current_logtalk_flag(version, version(Major, Minor, Patch)),
|
|
nl, write('Logtalk '), write(Major), write('.'), write(Minor), write('.'), write(Patch), nl,
|
|
write('Copyright (c) 1998-2004 Paulo Moura'), nl, nl.
|
|
|
|
|
|
|
|
'$lgt_default_flags' :-
|
|
write('Default compilation flags:'), nl,
|
|
'$lgt_default_flag'(iso_initialization_dir, ISO),
|
|
write(' ISO initialization/1 directive (iso_initialization_dir): '), write(ISO), nl,
|
|
'$lgt_default_flag'(xml, XML),
|
|
write(' XML documenting files (xml): '), write(XML), nl,
|
|
'$lgt_default_flag'(xmlspec, XMLSpec),
|
|
write(' XML specification file extension (xmlspec): '), write(XMLSpec), nl,
|
|
'$lgt_default_flag'(doctype, Doctype),
|
|
write(' XML specification file location (doctype): '), write(Doctype), nl,
|
|
'$lgt_default_flag'(xsl, XSL),
|
|
write(' XSL stylesheet (xsl): '), write(XSL), nl,
|
|
'$lgt_default_flag'(unknown, Unknown),
|
|
write(' Unknown entities (unknown): '), write(Unknown), nl,
|
|
'$lgt_default_flag'(misspelt, Misspelt),
|
|
write(' Misspelt predicate calls (misspelt): '), write(Misspelt), nl,
|
|
'$lgt_default_flag'(singletons, Singletons),
|
|
write(' Singletons variables (singletons): '), write(Singletons), nl,
|
|
'$lgt_default_flag'(lgtredef, Lgtredef),
|
|
write(' Logtalk built-ins redefinition (lgtredef): '), write(Lgtredef), nl,
|
|
'$lgt_default_flag'(plredef, Plredef),
|
|
write(' Prolog built-ins redefinition (plredef): '), write(Plredef), nl,
|
|
'$lgt_default_flag'(portability, Portability),
|
|
write(' Non portable calls (portability): '), write(Portability), nl,
|
|
'$lgt_default_flag'(report, Report),
|
|
write(' Compilation report (report): '), write(Report), nl,
|
|
'$lgt_default_flag'(underscore_vars, Underscore),
|
|
write(' Underscore variables (underscore_vars): '), write(Underscore), nl,
|
|
'$lgt_default_flag'(code_prefix, Code),
|
|
write(' Compiled code functors prefix (code_prefix): '), writeq(Code), nl,
|
|
'$lgt_default_flag'(debug, Debug),
|
|
write(' Compile entities in debug mode (debug): '), writeq(Debug), nl,
|
|
'$lgt_default_flag'(supports_break_predicate, Break),
|
|
write(' Support for break/0 predicate (supports_break_predicate): '), writeq(Break), nl,
|
|
'$lgt_default_flag'(smart_compilation, Smart),
|
|
write(' Smart compilation (smart_compilation): '), write(Smart), nl, nl.
|
|
|
|
|
|
|
|
:- initialization((
|
|
'$lgt_clean_lookup_caches',
|
|
'$lgt_startup_message')).
|
|
|
|
|
|
|
|
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
%
|
|
% end!
|
|
%
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|