diogo/yap-6.3
Archived
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

add missing interface functions.

Browse Source
This commit is contained in:
Vitor Santos Costa
2010-01-25 12:29:51 +00:00
parent c8ee7259d7
commit 0d38d67dfa
2 changed files with 43 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

43
library/yap2swi/yap2swi.c
View File

@@ -1327,9 +1327,36 @@ X_API int PL_unify_list(term_t tt, term_t h, term_t tail)
} else if (!IsPairTerm(t)) {
return FALSE;
}
Yap_PutInSlot(h,HeadOfTerm(t));
Yap_PutInSlot(tail,TailOfTerm(t));
return TRUE;
return
Yap_unify(Yap_GetFromSlot(h),HeadOfTerm(t)) &&
Yap_unify(Yap_GetFromSlot(tail),TailOfTerm(t));
}
/* SWI: int PL_unify_list(term_t ?t, term_t +h, term_t -t)
YAP long int unify(YAP_Term* a, Term* b) */
X_API int PL_unify_arg(int index, term_t tt, term_t arg)
{
Term t = Deref(Yap_GetFromSlot(tt)), to;
if (index < 0)
return FALSE;
if (IsVarTerm(t) || IsAtomOrIntTerm(t)) {
return FALSE;
} else if (IsPairTerm(t)) {
if (index == 1)
to = HeadOfTerm(t);
else if (index == 2)
to = TailOfTerm(t);
else
return FALSE;
} else {
Functor f = FunctorOfTerm(t);
if (IsExtensionFunctor(f))
return FALSE;
if (index > ArityOfFunctor(f))
return FALSE;
to = ArgOfTerm(index, t);
}
return Yap_unify(Yap_GetFromSlot(t),to);
}
/* SWI: int PL_unify_list(term_t ?t, term_t +h, term_t -t)
@@ -1706,6 +1733,11 @@ X_API int PL_is_atom(term_t t)
return IsAtomTerm(Yap_GetFromSlot(t));
}
X_API int PL_is_ground(term_t t)
{
return Yap_IsGroundTerm(Yap_GetFromSlot(t));
}
X_API int PL_is_atomic(term_t ts)
{
YAP_Term t = Yap_GetFromSlot(ts);
@@ -2110,6 +2142,11 @@ X_API void PL_register_extensions(const PL_extension *ptr)
PL_load_extensions(ptr);
}
X_API void PL_register_foreign(const char *name, int arity, foreign_t (*function)(void), int flags)
{
PL_register_foreign_in_module(NULL, name, arity, function, flags);
}
X_API void PL_load_extensions(const PL_extension *ptr)
{
/* ignore flags for now */