251 lines
6.1 KiB
Prolog
251 lines
6.1 KiB
Prolog
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:- set_prolog_flag(dollar_as_lower_case,on).
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:- use_module(library(lists)).
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:- use_module(library(hacks),[
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current_choicepoint/1,
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cut_by/1]).
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:- use_module(library(terms)).
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:- use_module(library(system)).
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:- ensure_loaded(bprolog/arrays).
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:- ensure_loaded(bprolog/hashtable).
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%:- ensure_loaded(bprolog/actionrules).
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:- ensure_loaded(bprolog/foreach).
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%:- ensure_loaded(bprolog/compile_foreach).
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:- op(700, xfx, [?=]).
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:- op(200, fx, (@)).
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X ?= Y :- unifiable(X,Y,_).
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global_set(F,N,Value) :-
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atomic_concat([F,'/',N],Key),
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nb_setval(Key, Value).
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global_set(F,Value) :-
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atom_concat([F,'/0'],Key),
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nb_setval(Key, Value).
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global_get(F,Arity,Value) :-
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atomic_concat([F,'/',Arity],Key),
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nb_getval(Key, Value).
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global_get(F,Value) :-
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atom_concat([F,'/0'],Key),
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nb_getval(Key, Value).
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global_del(F,Arity) :-
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atomic_concat([F,'/',Arity],Key),
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catch(nb_delete(Key),_,true).
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global_del(F) :-
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atom_concat([F,'/0'],Key),
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catch(nb_delete(Key),_,true).
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getclauses1(File, Prog, _Opts) :-
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findall(Clause, '$bpe_get_clause_from_file'(File, Clause), Prog0),
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'$bpe_get_preds'(Prog0, Prog).
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'$bpe_open_file'(File, Dir, S) :-
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absolute_file_name(File, Abs, [expand(true),access(read)]),
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file_directory_name(Abs, Dir),
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open(Abs, read, S).
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'$bpe_get_clause_from_file'(File, Clause) :-
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'$bpe_open_file'(File, Dir, S),
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working_directory(Old, Dir),
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repeat,
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read(S, Clause0),
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( Clause0 = end_of_file ->
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!,
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working_directory(Dir, Old),
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fail
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;
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%ugh, but we have to process include directives on the spot...
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Clause0 = (:- include(Include))
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->
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'$bpe_get_clause_from_file'(Include, Clause)
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;
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Clause = Clause0
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).
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'$bpe_get_preds'(Decl.Prog0, pred(F,N,Modes,Delay,Tabled,Cls).NProg) :-
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'$get_pred'(Decl, F, N, Modes,Delay, Tabled, Cls, Cls0), !,
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'$bpe_process_pred'(Prog0, F,N,Modes,Delay,Tabled, Cls0, ProgF, []),
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'$bpe_get_preds'(ProgF, NProg).
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'$bpe_get_preds'(_Decl.Prog0, NProg) :-
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'$bpe_get_preds'(Prog0, NProg).
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'$bpe_get_preds'([], []).
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'$bpe_process_pred'([], _F, N, Mode, _Delay, _Tabled, []) -->
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{ '$init_mode'(N, Mode) }.
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'$bpe_process_pred'([Call|Prog0], F,N, Modes, Delay, Tabled, Cls0) -->
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{ '$get_pred'(Call, F, N, Modes, Delay, Tabled, Cls0, ClsI) }, !,
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'$bpe_process_pred'(Prog0, F, N, Modes, Delay, Tabled, ClsI).
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'$bpe_process_pred'([Call|Prog0], F, N, Modes, Delay, Tabled, Cls0) -->
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[ Call ],
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'$bpe_process_pred'(Prog0, F,N,Modes,Delay,Tabled, Cls0).
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'$init_mode'(_N, Mode) :- nonvar(Mode), !.
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'$init_mode'(0, []) :- !.
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'$init_mode'(I, [d|Mode]) :- !,
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I0 is I-1,
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'$init_mode'(I0, Mode).
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'$get_pred'((P :- Q), F, N, _Modes, _Delay, _Tabled) -->
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{ functor(P, F, N), ! },
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[(P:-Q)].
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'$get_pred'((:- mode Q), F, N, Modes, _Delay, _Tabled) -->
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{ functor(Q, F, N), !, Q =.. [_|Modes0],
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'$bpe_cvt_modes'(Modes0, Modes, [])
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},
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[].
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%'$get_pred'((:- table _), F, N, Modes, Delay, Tabled) -->
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% { functor(Q, F, N), !, Q =.. [_|Modes] },
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% [].
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'$get_pred'((:- Q), '$damon_load', 0, _Modes, _Delay, _Tabled) -->
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[ ('$damon_load' :- '$query'( Q ) )].
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'$get_pred'((P), F, N, _Modes, _Delay, _Tabled) -->
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{ functor(P, F, N), ! },
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[(P)].
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'$bpe_cvt_modes'([Mode|Modes0]) --> [NewMode],
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{ '$bpe_cvt_mode'(Mode, NewMode) },
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'$bpe_cvt_modes'(Modes0).
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'$bpe_cvt_modes'([]) --> [].
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'$bpe_cvt_mode'(Mode, Mode).
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list_to_and([], true).
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list_to_and([G], G).
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list_to_and([G1,G2|Gs], (G1, NGs)) :-
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list_to_and([G2|Gs], NGs).
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preprocess_cl(Cl, Cl, _, _, _, _).
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phase_1_process(Prog, Prog).
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compileProgToFile(_, _File, []).
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compileProgToFile(_, File, [Pred|Prog2]) :-
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consult_pred(Pred),
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compileProgToFile(_, File, Prog2).
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consult_preds([], L) :- !,
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consult_preds(L).
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consult_preds(L0, L) :-
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writeln(consult_preds(L0,L)).
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consult_preds([]).
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consult_preds([P|L]) :-
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consult_pred(P),
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consult_preds(L).
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consult_pred(pred(F,N,_Mode,_Delay,Tabled,Clauses)) :-
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(nonvar(Tabled) -> table(F/N) ; true),
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functor(S,F,N),
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assert(b_IS_CONSULTED_c(S)),
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abolish(F/N),
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'$assert_clauses'(Clauses).
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add_pred(Name, Arity, _Mode, _Delay, Tabled, Clauses) :-
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'$assert_clauses'(Clauses).
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'$assert_clauses'([]).
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'$assert_clauses'([Cl|Clauses]) :-
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assert_static(Cl),
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'$assert_clauses'(Clauses).
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'$myload'(_F) :-
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'$damon_load'.
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'$query'(G) :- call(G).
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initialize_table :- abolish_all_tables.
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:- dynamic b_IS_DEBUG_MODE/0.
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'_$savecp'(B) :- current_choicepoint(B).
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'_$cutto'(B) :- cut_by(B).
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X <= Y :- subsumes_chk(Y,X).
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cputime(X) :- statistics(cputime,[X,_]).
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vars_set(Term, Vars) :-
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term_variables(Term, Vars).
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sort(=<, L, R) :-
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length(L, N),
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$bp_sort(@=<, N, L, _, R1), !,
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R = R1.
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sort(>=, L, R) :-
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length(L, N),
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$bp_sort(@>=, N, L, _, R1), !,
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R = R1.
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sort(<, L, R) :-
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length(L, N),
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$bp_sort2(@<, N, L, _, R1), !,
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R = R1.
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sort(>, L, R) :-
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length(L, N),
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$bp_sort2(@>, N, L, _, R1), !,
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R = R1.
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$bp_sort(P, 2, [X1, X2|L], L, R) :- !,
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(
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call(P, X1, X2) ->
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R = [X1,X2]
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;
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R = [X2,X1]
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).
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$bp_sort(_, 1, [X|L], L, [X]) :- !.
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$bp_sort(_, 0, L, L, []) :- !.
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$bp_sort(P, N, L1, L3, R) :-
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N1 is N // 2,
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plus(N1, N2, N),
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$bp_sort(P, N1, L1, L2, R1),
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$bp_sort(P, N2, L2, L3, R2),
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$bp_predmerge(P, R1, R2, R).
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$bp_predmerge(_, [], R, R) :- !.
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$bp_predmerge(_, R, [], R) :- !.
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$bp_predmerge(P, [H1|T1], [H2|T2], [H1|Result]) :-
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call(P, H1, H2), !,
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$bp_predmerge(P, T1, [H2|T2], Result).
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$bp_predmerge(P, [H1|T1], [H2|T2], [H2|Result]) :-
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$bp_predmerge(P, [H1|T1], T2, Result).
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$bp_sort2(P, 2, [X1, X2|L], L, R) :- !,
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(
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call(P, X1, X2) ->
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R = [X1,X2]
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;
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X1 == X2
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->
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R = [X1]
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;
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R = [X2,X1]
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).
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$bp_sort2(_, 1, [X|L], L, [X]) :- !.
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$bp_sort2(_, 0, L, L, []) :- !.
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$bp_sort2(P, N, L1, L3, R) :-
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N1 is N // 2,
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plus(N1, N2, N),
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$bp_sort(P, N1, L1, L2, R1),
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$bp_sort(P, N2, L2, L3, R2),
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$bp_predmerge(P, R1, R2, R).
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$bp_predmerge2(_, [], R, R) :- !.
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$bp_predmerge2(_, R, [], R) :- !.
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$bp_predmerge2(P, [H1|T1], [H2|T2], [H1|Result]) :-
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call(P, H1, H2), !,
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$bp_predmerge(P, T1, [H2|T2], Result).
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$bp_predmerge2(P, [H1|T1], [H2|T2], [H1|Result]) :-
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H1 == H2, !,
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$bp_predmerge(P, T1, T2, Result).
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$bp_predmerge2(P, [H1|T1], [H2|T2], [H2|Result]) :-
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$bp_predmerge(P, [H1|T1], T2, Result).
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