fix current_predicate

git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@587 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
This commit is contained in:
vsc 2002-09-13 21:30:06 +00:00
parent e801069a19
commit 2fff206939
2 changed files with 25 additions and 4 deletions

View File

@ -111,8 +111,14 @@ static Int
p_value(void) p_value(void)
{ /* '$get_value'(+Atom,?Val) */ { /* '$get_value'(+Atom,?Val) */
Term t1 = Deref(ARG1); Term t1 = Deref(ARG1);
if (!IsAtomTerm(t1)) if (IsVarTerm(t1)) {
Error(INSTANTIATION_ERROR,t1,"get_value/2");
return (FALSE); return (FALSE);
}
if (!IsAtomTerm(t1)) {
Error(TYPE_ERROR_ATOM,t1,"get_value/2");
return (FALSE);
}
return (unify_constant(ARG2, GetValue(AtomOfTerm(t1)))); return (unify_constant(ARG2, GetValue(AtomOfTerm(t1))));
} }
@ -122,8 +128,14 @@ p_values(void)
{ /* '$values'(Atom,Old,New) */ { /* '$values'(Atom,Old,New) */
Term t1 = Deref(ARG1), t3 = Deref(ARG3); Term t1 = Deref(ARG1), t3 = Deref(ARG3);
if (!IsAtomTerm(t1)) if (IsVarTerm(t1)) {
Error(INSTANTIATION_ERROR,t1,"set_value/2");
return (FALSE); return (FALSE);
}
if (!IsAtomTerm(t1)) {
Error(TYPE_ERROR_ATOM,t1,"set_value/2");
return (FALSE);
}
if (!unify_constant(ARG2, GetValue(AtomOfTerm(t1)))) if (!unify_constant(ARG2, GetValue(AtomOfTerm(t1))))
return (FALSE); return (FALSE);
if (!IsVarTerm(t3)) { if (!IsVarTerm(t3)) {
@ -1399,10 +1411,8 @@ static Int
init_current_predicate(void) init_current_predicate(void)
{ {
Term t1 = Deref(ARG1); Term t1 = Deref(ARG1);
Term t2 = Deref(ARG2);
if (IsVarTerm(t1) || !IsAtomTerm(t1)) cut_fail(); if (IsVarTerm(t1) || !IsAtomTerm(t1)) cut_fail();
if (IsVarTerm(t2) || !IsAtomTerm(t2)) cut_fail();
EXTRA_CBACK_ARG(3,1) = MkIntegerTerm((Int)ModulePred[LookupModule(t1)]); EXTRA_CBACK_ARG(3,1) = MkIntegerTerm((Int)ModulePred[LookupModule(t1)]);
return (cont_current_predicate()); return (cont_current_predicate());
} }

View File

@ -702,6 +702,15 @@ p_softfunctor()
#endif /* SFUNC */ #endif /* SFUNC */
#include <math.h>
*
static Int
p_matching_distances(void)
{
return(fabs(FloatOfTerm(Deref(ARG1))-FloatOfTerm(Deref(ARG2))) <= FloatOfTerm(Deref(ARG3)));
}
*/
void void
InitUserCPreds(void) InitUserCPreds(void)
{ {
@ -722,12 +731,14 @@ InitUserCPreds(void)
#ifdef SFUNC #ifdef SFUNC
InitCPred("sparse_functor", 2, p_softfunctor, SafePredFlag); InitCPred("sparse_functor", 2, p_softfunctor, SafePredFlag);
#endif /* SFUNC */ #endif /* SFUNC */
/* InitCPred("match_distances", 3, p_matching_distances, SafePredFlag); */
/* InitCPred("unify",2,p_unify,SafePredFlag); */ /* InitCPred("unify",2,p_unify,SafePredFlag); */
/* InitCPred("occurs_check",2,p_occurs_check,SafePredFlag); */ /* InitCPred("occurs_check",2,p_occurs_check,SafePredFlag); */
/* InitCPred("counter",3,p_counter,SafePredFlag); */ /* InitCPred("counter",3,p_counter,SafePredFlag); */
/* InitCPred("iconcat",3,p_iconcat,SafePredFlag); */ /* InitCPred("iconcat",3,p_iconcat,SafePredFlag); */
} }
void void
InitUserBacks(void) InitUserBacks(void)
{ {