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fix PL_pred and 2 

export method for finding out arity of swi functor
This commit is contained in:
Vítor Santos Costa 2010-07-28 17:13:10 +01:00
parent e80cc50fc7
commit d45020e940
1 changed files with 20 additions and 1 deletions
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21
library/yap2swi/yap2swi.c
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@ -172,6 +172,17 @@ SWIFunctorToFunctor(functor_t at)
return (Functor)at;
}
extern X_API Int YAP_PLArityOfSWIFunctor(functor_t at);
X_API Int
YAP_PLArityOfSWIFunctor(functor_t at) {
if (IsAtomTerm(at))
return 0;
if ((CELL)(at) & 2)
return ArityOfFunctor(SWI_Functors[((CELL)at)/4]);
return ArityOfFunctor((Functor)at);
}
void
Yap_InitSWIHash(void)
{
@ -2647,7 +2658,15 @@ X_API qid_t PL_open_query(module_t ctx, int flags, predicate_t p, term_t t0)
t[0] = ti;
execution->g = Yap_MkApplTerm(FunctorCall,1,t);
} else {
execution->g = t[1];
if (m && m != CurrentModule) {
Term ti;
t[0] = m;
ti = Yap_MkApplTerm(FunctorModule,2,t);
t[0] = ti;
execution->g = Yap_MkApplTerm(FunctorCall,1,t);
} else {
execution->g = t[1];
}
}
return execution;
}