void
showSubst (Term t)
{
#ifdef DEBUG
if (!DEBUGL (5))
return;
indent ();
eprintf ("Substituting ");
termPrint (t);
eprintf (", typed ");
termlistPrint (t->stype);
if (realTermLeaf (t->subst))
{
eprintf ("->");
termlistPrint (t->subst->stype);
}
else
{
eprintf (", composite term");
}
if (t->type != VARIABLE)
{
eprintf (" (bound roleconstant)");
}
eprintf ("\n");
#endif
}
//! Determine whether this is a leaf construct with a ticket in it
int
isTicketTerm (Term t)
{
if (t != NULL)
{
if (realTermLeaf (t))
{
if (inTermlist (t->stype, TERM_Ticket))
{
return true;
}
else
{
if (realTermVariable (t))
{
return isTicketTerm (t->subst);
}
}
}
}
return false;
}
//! Print a term in XML form (iteration inner)
void
xmlTermPrintInner (Term term)
{
if (term != NULL)
{
if (!show_substitution_path)
{
/* In a normal situation, variables are immediately substituted, and
* only the result is output.
*/
term = deVar (term);
}
if (realTermLeaf (term))
{
// Variable?
if (realTermVariable (term))
{
Term substbuffer;
eprintf ("<var name=\"");
if (term->subst == NULL)
{
// Free variable
termPrint (term); // Must be a normal termPrint
eprintf ("\" free=\"true\" />");
}
else
{
// Bound variable
substbuffer = term->subst; // Temporarily unsubst for printing
term->subst = NULL;
termPrint (term); // Must be a normal termPrint
term->subst = substbuffer;
eprintf ("\">");
xmlTermPrintInner (term->subst);
eprintf ("</var>");
}
}
else
{
// Constant
eprintf ("<const>");
termPrint (term); // Must be a normal termPrint
eprintf ("</const>");
}
}
else
{
// Node
if (realTermEncrypt (term))
{
if (isTermLeaf (TermKey (term))
&& inTermlist (TermKey (term)->stype, TERM_Function))
{
/* function application */
eprintf ("<apply><function>");
xmlTermPrintInner (TermKey (term));
eprintf ("</function><arg>");
xmlTermPrintInner (TermOp (term));
eprintf ("</arg></apply>");
}
else
{
eprintf ("<encrypt><op>");
xmlTermPrintInner (TermOp (term));
eprintf ("</op><key>");
xmlTermPrintInner (TermKey (term));
eprintf ("</key></encrypt>");
}
}
else
{
// Assume tuple
eprintf ("<tuple><op1>");
xmlTermPrintInner (TermOp1 (term));
eprintf ("</op1><op2>");
xmlTermPrintInner (TermOp2 (term));
eprintf ("</op2></tuple>");
}
}
}
}