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fix unify functor

This commit is contained in:
ubu32 2011-02-14 11:28:07 -08:00
parent a46e5b313d
commit 99cbe94bed
1 changed files with 9 additions and 29 deletions
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38
library/dialect/swi/fli/swi.c
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@ -314,27 +314,6 @@ X_API int PL_get_atom_nchars(term_t ts, size_t *len, char **s) /* SAM check typ
#define snprintf(X,Y,Z,A) sprintf(X,Z,A)
#endif
/* This does not understand UNICODE yet */
static int do_yap_putc(int sno, wchar_t ch) {
if (putc_curp < putc_cur_lim) {
*putc_curp++ = ch;
return TRUE;
} else if (putc_cur_flags & BUF_MALLOC) {
/* handle overflow by using realloc(); */
UInt bufsize = putc_cur_lim-putc_cur_buf;
UInt bufpos = putc_curp-putc_cur_buf;
if (!(putc_cur_buf = PL_realloc(putc_cur_buf, bufsize+SWI_BUF_SIZE))) {
/* we can+t go forever */
return FALSE;
}
putc_curp = putc_cur_buf+bufpos;
putc_cur_lim = putc_cur_buf+(bufsize+SWI_BUF_SIZE);
return do_yap_putc(sno, ch);
}
return FALSE;
}
/* SWI: int PL_get_functor(term_t t, functor_t *f)
YAP: YAP_Functor YAP_FunctorOfTerm(Term) */
X_API int PL_get_functor(term_t ts, functor_t *f)
@ -1082,18 +1061,19 @@ X_API int PL_unify_integer(term_t t, long n)
YAP long int unify(YAP_Term* a, Term* b) */
X_API int PL_unify_functor(term_t t, functor_t f)
{
YAP_Term tt = Yap_GetFromSlot(t);
Term tt = Yap_GetFromSlot(t);
Functor ff = SWIFunctorToFunctor(f);
if (Unsigned(H) > Unsigned(ASP)-CreepFlag) {
if (!Yap_gc(0, ENV, CP)) {
return FALSE;
if (IsVarTerm(tt)) {
while (Unsigned(H)+ArityOfFunctor(ff) > Unsigned(ASP)-CreepFlag) {
if (!Yap_gc(ArityOfFunctor(ff)*sizeof(CELL), ENV, CP)) {
return FALSE;
}
}
return Yap_unify(tt, Yap_MkNewApplTerm(ff,ArityOfFunctor(ff)));
}
if (YAP_IsVarTerm(tt))
return YAP_Unify(tt, YAP_MkNewApplTerm((YAP_Functor)ff,YAP_ArityOfFunctor((YAP_Functor)f)));
if (YAP_IsPairTerm(tt))
if (IsPairTerm(tt))
return ff == FunctorDot;
if (!YAP_IsApplTerm(tt))
if (!IsApplTerm(tt))
return FALSE;
return ff == FunctorOfTerm(tt);
}