diogo/yap-6.3
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fix style checker to be more self-contained.

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This commit is contained in:
Vítor Santos Costa 2010-12-13 19:13:33 +00:00
parent 3c4da56af2
commit 1369057cc4
5 changed files with 100 additions and 137 deletions
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78
C/cdmgr.c
View File

@ -507,8 +507,6 @@ STATIC_PROTO(Int p_new_multifile, (void));
STATIC_PROTO(Int p_is_multifile, (void)); STATIC_PROTO(Int p_is_multifile, (void));
STATIC_PROTO(Int p_optimizer_on, (void)); STATIC_PROTO(Int p_optimizer_on, (void));
STATIC_PROTO(Int p_optimizer_off, (void)); STATIC_PROTO(Int p_optimizer_off, (void));
STATIC_PROTO(Int p_in_this_f_before, (void));
STATIC_PROTO(Int p_first_cl_in_f, (void));
STATIC_PROTO(Int p_is_dynamic, (void)); STATIC_PROTO(Int p_is_dynamic, (void));
STATIC_PROTO(Int p_kill_dynamic, (void)); STATIC_PROTO(Int p_kill_dynamic, (void));
STATIC_PROTO(Int p_compile_mode, (void)); STATIC_PROTO(Int p_compile_mode, (void));
@ -2431,80 +2429,6 @@ Yap_add_logupd_clause(PredEntry *pe, LogUpdClause *cl, int mode) {
} }
} }
static Int
p_in_this_f_before(void)
{ /* '$in_this_file_before'(N,A,M) */
unsigned int arity;
Atom at;
Term t;
register consult_obj *fp;
Prop p0;
Term mod;
if (IsVarTerm(t = Deref(ARG1)) || !IsAtomTerm(t))
return (FALSE);
else
at = AtomOfTerm(t);
if (IsVarTerm(t = Deref(ARG2)) || !IsIntTerm(t))
return (FALSE);
else
arity = IntOfTerm(t);
if (IsVarTerm(mod = Deref(ARG3)) || !IsAtomTerm(mod))
return FALSE;
if (arity)
p0 = PredPropByFunc(Yap_MkFunctor(at, arity), mod);
else
p0 = PredPropByAtom(at, mod);
if (!ConsultSp || ConsultSp == ConsultBase || LastAssertedPred == RepPredProp(p0) || (fp = ConsultSp)->p == p0)
return FALSE;
else
fp++;
for (; fp < ConsultBase; ++fp)
if (fp->p == p0)
break;
if (fp != ConsultBase)
return TRUE;
else
return FALSE;
}
static Int
p_first_cl_in_f(void)
{ /* '$first_cl_in_file'(+N,+Ar,+Mod) */
unsigned int arity;
Atom at;
Term t;
register consult_obj *fp;
Prop p0;
Term mod;
if (IsVarTerm(t = Deref(ARG1)) || !IsAtomTerm(t))
return (FALSE);
else
at = AtomOfTerm(t);
if (IsVarTerm(t = Deref(ARG2)) || !IsIntTerm(t))
return (FALSE);
else
arity = IntOfTerm(t);
if (IsVarTerm(mod = Deref(ARG3)) || !IsAtomTerm(mod))
return (FALSE);
if (arity)
p0 = PredPropByFunc(Yap_MkFunctor(at, arity),mod);
else
p0 = PredPropByAtom(at, mod);
if (LastAssertedPred == RepPredProp(p0))
return FALSE;
if (!ConsultSp)
return FALSE;
for (fp = ConsultSp; fp < ConsultBase; ++fp)
if (fp->p == p0)
break;
if (fp != ConsultBase)
return FALSE;
return TRUE;
}
#if EMACS #if EMACS
/* /*
@ -5732,8 +5656,6 @@ Yap_InitCdMgr(void)
Yap_InitCPred("$clean_up_dead_clauses", 0, p_clean_up_dead_clauses, SyncPredFlag|HiddenPredFlag); Yap_InitCPred("$clean_up_dead_clauses", 0, p_clean_up_dead_clauses, SyncPredFlag|HiddenPredFlag);
Yap_InitCPred("$optimizer_off", 0, p_optimizer_off, SafePredFlag|SyncPredFlag|HiddenPredFlag); Yap_InitCPred("$optimizer_off", 0, p_optimizer_off, SafePredFlag|SyncPredFlag|HiddenPredFlag);
Yap_InitCPred("$kill_dynamic", 2, p_kill_dynamic, SafePredFlag|SyncPredFlag|HiddenPredFlag); Yap_InitCPred("$kill_dynamic", 2, p_kill_dynamic, SafePredFlag|SyncPredFlag|HiddenPredFlag);
Yap_InitCPred("$in_this_file_before", 3, p_in_this_f_before, SafePredFlag|HiddenPredFlag);
Yap_InitCPred("$first_clause_in_file", 3, p_first_cl_in_f, SafePredFlag|HiddenPredFlag);
Yap_InitCPred("$new_multifile", 3, p_new_multifile, SafePredFlag|SyncPredFlag|HiddenPredFlag); Yap_InitCPred("$new_multifile", 3, p_new_multifile, SafePredFlag|SyncPredFlag|HiddenPredFlag);
Yap_InitCPred("$is_multifile", 2, p_is_multifile, TestPredFlag | SafePredFlag|HiddenPredFlag); Yap_InitCPred("$is_multifile", 2, p_is_multifile, TestPredFlag | SafePredFlag|HiddenPredFlag);
Yap_InitCPred("$is_profiled", 1, p_is_profiled, SafePredFlag|SyncPredFlag|HiddenPredFlag); Yap_InitCPred("$is_profiled", 1, p_is_profiled, SafePredFlag|SyncPredFlag|HiddenPredFlag);

6
pl/boot.yap
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@ -461,14 +461,14 @@ true :- true.
'$$compile'(G1, G0, N, HeadMod). '$$compile'(G1, G0, N, HeadMod).
'$prepare_term'(G, V, Pos, G0, G1, BodyMod, SourceMod, Source) :- '$prepare_term'(G, V, Pos, G0, G1, BodyMod, SourceMod, Source) :-
'$precompile_term'(G, G0, G1, BodyMod, SourceMod),
( (
get_value('$syntaxcheckflag',on) get_value('$syntaxcheckflag',on)
-> ->
'$check_term'(G0, V, Pos, Source, BodyMod) '$check_term'(Source, V, Pos, BodyMod)
; ;
true true
). ),
'$precompile_term'(G, G0, G1, BodyMod, SourceMod).
% process an input clause % process an input clause
'$$compile'(G, G0, L, Mod) :- '$$compile'(G, G0, L, Mod) :-

144
pl/checker.yap
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@ -106,7 +106,6 @@ no_style_check([]).
no_style_check([H|T]) :- no_style_check(H), no_style_check(T). no_style_check([H|T]) :- no_style_check(H), no_style_check(T).
'$syntax_check_mode'(O,N) :- '$syntax_check_mode'(O,N) :-
'$values'('$syntaxcheckflag',O,N). '$values'('$syntaxcheckflag',O,N).
@ -119,55 +118,78 @@ no_style_check([H|T]) :- no_style_check(H), no_style_check(T).
'$syntax_check_multiple'(O,N) :- '$syntax_check_multiple'(O,N) :-
'$values'('$syntaxcheckmultiple',O,N). '$values'('$syntaxcheckmultiple',O,N).
% reset current state of style checker.
'$init_style_check'(File) :-
recorded('$predicate_defs','$predicate_defs'(_,_,_,File),R),
erase(R),
fail.
'$init_style_check'(_).
'$check_term'(T,_,P,_Source,M) :- % style checker proper..
'$check_term'(T,VL,P,_) :-
get_value('$syntaxchecksinglevar',on),
'$singletons_in_clause'(T, VL, Sv),
Sv = [_|_],
'$sv_warning'(Sv,T),
fail.
'$check_term'(T,_,P,M) :-
get_value('$syntaxcheckdiscontiguous',on), get_value('$syntaxcheckdiscontiguous',on),
'$xtract_head'(T,M,NM,_,F,A), '$xtract_head'(T,M,NM,_,F,A),
'$handle_discontiguous'(F,A,NM), fail. % should always fail
'$check_term'(T,_,P,_Source,M) :- '$handle_discontiguous'(F,A,NM),
fail.
'$check_term'(T,_,P,M) :-
get_value('$syntaxcheckmultiple',on), get_value('$syntaxcheckmultiple',on),
'$xtract_head'(T,M,NM,_,F,A), '$xtract_head'(T,M,NM,_,F,A),
'$handle_multiple'(F,A,NM), fail. '$handle_multiple'(F,A,NM),
'$check_term'(T,VL,P,_Source,_) :- fail.
get_value('$syntaxchecksinglevar',on), '$check_term'(T,_,_,M) :-
( '$chk_binding_vars'(T), once((
'$sv_list'(VL,Sv) get_value('$syntaxcheckdiscontiguous',on)
-> ;
'$sv_warning'(Sv,T) get_value('$syntaxcheckmultiple',on)
), fail. )),
'$check_term'(_,_,_,_,_). recorded('$reconsulting',File,_),
'$xtract_head'(T,M,NM,_,F,A),
\+ (
% allow duplicates if we are not the last predicate to have
% been asserted.
once(recorded('$predicate_defs','$predicate_defs'(F0,A0,M0,File),_)),
F0 = F, A0 = A, M0 = NM
),
recorda('$predicate_defs','$predicate_defs'(F,A,NM,File),_),
fail.
'$check_term'(_,_,_,_).
'$chk_binding_vars'(V) :- var(V), !, V = '$V'(_). %
'$chk_binding_vars'('$V'(off)) :- !. % output a list of singleton variables...
'$chk_binding_vars'(A) :- primitive(A), !. %
'$chk_binding_vars'(S) :- S =.. [_|L], '$singletons_in_clause'(T, VL, Sv) :-
'$chk_bind_in_struct'(L). % first check which variables are not singleton
'$non_singletons_in_term'(T,[],V2L),
% bound them
'$ground_vars'(V2L),
% the remainder which do not start by _ are our target!
'$sv_list'(VL, Sv).
'$chk_bind_in_struct'([]). '$ground_vars'([]).
'$chk_bind_in_struct'([H|T]) :- '$ground_vars'(ground.V2L) :-
'$chk_binding_vars'(H), '$ground_vars'(V2L).
'$chk_bind_in_struct'(T).
'$sv_list'([],[]). '$sv_list'([],[]).
'$sv_list'([[[95|_]|_]|T],L) :- '$sv_list'([[[95|_]|_]|T],L) :-
'$sv_list'(T,L). '$sv_list'(T,L).
'$sv_list'([[Name|'$V'(V)]|T],[Name|L]) :- var(V), !, '$sv_list'([_|V].T,L) :- nonvar(V), !,
'$sv_list'(T,L). '$sv_list'(T,L).
'$sv_list'([_|T],L) :- '$sv_list'([Name|_].T, Name.L) :-
'$sv_list'(T,L). '$sv_list'(T,L).
'$sv_warning'([],_) :- !. '$sv_warning'([], _) :- !.
'$sv_warning'(SVs,T) :- '$sv_warning'(SVs, T) :-
'$current_module'(OM), '$current_module'(OM),
'$xtract_head'(T,OM,M,H,Name,Arity), '$xtract_head'(T, OM, M, H, Name, Arity),
( nb_getval('$consulting',false), print_message(warning,singletons(SVs,(M:Name/Arity))).
'$first_clause_in_file'(Name,Arity, OM) ->
ClN = 1 ;
'$number_of_clauses'(H,M,ClN0),
ClN is ClN0+1
),
print_message(warning,singletons(SVs,(M:Name/Arity),ClN)).
'$xtract_head'(V,M,M,V,call,1) :- var(V), !. '$xtract_head'(V,M,M,V,call,1) :- var(V), !.
'$xtract_head'((H:-_),OM,M,NH,Name,Arity) :- !, '$xtract_head'((H:-_),OM,M,NH,Name,Arity) :- !,
@ -183,36 +205,54 @@ no_style_check([H|T]) :- no_style_check(H), no_style_check(T).
'$xtract_head'(H,M,M,H,Name,Arity) :- '$xtract_head'(H,M,M,H,Name,Arity) :-
functor(H,Name,Arity). functor(H,Name,Arity).
% check if a predicate is discontiguous.
'$handle_discontiguous'(F,A,M) :- '$handle_discontiguous'(F,A,M) :-
recorded('$discontiguous_defs','$df'(F,A,M),_), !. recorded('$discontiguous_defs','$df'(F,A,M),_), !,
fail.
'$handle_discontiguous'(F,A,M) :- '$handle_discontiguous'(F,A,M) :-
functor(Head, F, A), functor(Head, F, A),
'$is_multifile'(Head, M), !. '$is_multifile'(Head, M), !,
fail.
'$handle_discontiguous'(F,A,M) :- '$handle_discontiguous'(F,A,M) :-
'$in_this_file_before'(F,A,M), nb_getval('$consulting_file', FileName),
print_message(warning,clauses_not_together((M:F/A))). % we have been there before
once(recorded('$predicate_defs','$predicate_defs'(F, A, M, FileName),_)),
% and we are not
\+ (
% the last predicate to have been asserted
once(recorded('$predicate_defs','$predicate_defs'(F0,A0,M0,FileName),_)),
F0 = F, A0 = A, M0 = M
),
print_message(warning,clauses_not_together((M:F/A))),
fail.
% never complain the second time
'$handle_multiple'(F,A,M) :- '$handle_multiple'(F,A,M) :-
\+ '$first_clause_in_file'(F,A,M), !. nb_getval('$consulting_file', FileName),
'$handle_multiple'(_,_,_) :- recorded('$predicate_defs','$predicate_defs'(F,A,M,FileName),_), !.
nb_getval('$consulting',true), !. % first time we have a definition
'$handle_multiple'(F,A,M) :- '$handle_multiple'(F,A,M) :-
recorded('$predicate_defs','$predicate_defs'(F,A,M,Fil),_), !, nb_getval('$consulting_file', FileName0),
'$multiple_has_been_defined'(Fil, F/A, M), !. recorded('$predicate_defs','$predicate_defs'(F,A,M,FileName),_),
'$handle_multiple'(F,A,M) :- FileName \= FileName0,
( recorded('$reconsulting',Fil,_) -> true ), '$multiple_has_been_defined'(FileName, F/A, M), !.
recorda('$predicate_defs','$predicate_defs'(F,A,M,Fil),_).
% be careful about these cases.
% consult does not count
'$multiple_has_been_defined'(_, _, _) :-
nb_getval('$consulting',true), !.
% multifile does not count
'$multiple_has_been_defined'(_, F/A, M) :- '$multiple_has_been_defined'(_, F/A, M) :-
functor(S, F, A), functor(S, F, A),
'$is_multifile'(S, M), !. '$is_multifile'(S, M), !.
'$multiple_has_been_defined'(Fil,F/A,M) :-
% first, clean up all definitions in other files
% don't forget, we just removed everything.
recorded('$predicate_defs','$predicate_defs'(F,A,M,FileName),R),
erase(R),
fail.
'$multiple_has_been_defined'(Fil,P,M) :- '$multiple_has_been_defined'(Fil,P,M) :-
recorded('$reconsulting',F,_), !, print_message(warning,defined_elsewhere(M:P,Fil)).
'$test_if_well_reconsulting'(F,Fil,M:P).
'$test_if_well_reconsulting'(F,F,_) :- !.
'$test_if_well_reconsulting'(_,Fil,P) :-
print_message(warning,defined_elsewhere(P,Fil)).
'$multifile'(V, _) :- var(V), !, '$multifile'(V, _) :- var(V), !,
'$do_error'(instantiation_error,multifile(V)). '$do_error'(instantiation_error,multifile(V)).

1
pl/consult.yap
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@ -252,6 +252,7 @@ use_module(M,F,Is) :-
'$access_yap_flags'(18,GenerateDebug), '$access_yap_flags'(18,GenerateDebug),
'$consult_infolevel'(InfLevel), '$consult_infolevel'(InfLevel),
'$comp_mode'(OldCompMode, CompMode), '$comp_mode'(OldCompMode, CompMode),
( get_value('$syntaxcheckflag',on) -> '$init_style_check'(File) ; true ),
recorda('$initialisation','$',_), recorda('$initialisation','$',_),
( Reconsult = reconsult -> ( Reconsult = reconsult ->
'$start_reconsulting'(File), '$start_reconsulting'(File),

8
pl/messages.yap
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@ -129,10 +129,10 @@ system_message(leash([A|B])) -->
[ 'Leashing set to ~w.' - [[A|B]] ]. [ 'Leashing set to ~w.' - [[A|B]] ].
system_message(existence_error(prolog_flag,F)) --> system_message(existence_error(prolog_flag,F)) -->
[ 'Prolog Flag ~w: new Prolog flags must be created using create_prolog_flag/3.' - [F] ]. [ 'Prolog Flag ~w: new Prolog flags must be created using create_prolog_flag/3.' - [F] ].
system_message(singletons([SV],P,CLN)) --> system_message(singletons([SV],P)) -->
[ 'Singleton variable ~s in ~q, clause ~d.' - [SV,P,CLN] ]. [ 'Singleton variable ~s in ~q.' - [SV,P] ].
system_message(singletons(SVs,P,CLN)) --> system_message(singletons(SVs,P)) -->
[ 'Singleton variables ~s in ~q, clause ~d.' - [SVsL, P, CLN] ], [ 'Singleton variables ~s in ~q.' - [SVsL, P] ],
{ svs(SVs,SVsL,[]) }. { svs(SVs,SVsL,[]) }.
system_message(trace_command(-1)) --> system_message(trace_command(-1)) -->
[ 'EOF is not a valid debugger command.' ]. [ 'EOF is not a valid debugger command.' ].