#include "relational.h"
#include "numeric.h"
#include "debugmsg.h"
+#include "utils.h"
+#ifndef NO_GINAC_NAMESPACE
namespace GiNaC {
+#endif // ndef NO_GINAC_NAMESPACE
//////////
// default constructor, destructor, copy constructor assignment operator and helpers
return new relational(*this);
}
+void relational::print(ostream & os, unsigned upper_precedence) const
+{
+ debugmsg("relational print",LOGLEVEL_PRINT);
+ if (precedence<=upper_precedence) os << "(";
+ lh.print(os,precedence);
+ switch (o) {
+ case equal:
+ os << "==";
+ break;
+ case not_equal:
+ os << "!=";
+ break;
+ case less:
+ os << "<";
+ break;
+ case less_or_equal:
+ os << "<=";
+ break;
+ case greater:
+ os << ">";
+ break;
+ case greater_or_equal:
+ os << ">=";
+ break;
+ default:
+ os << "(INVALID RELATIONAL OPERATOR)";
+ }
+ rh.print(os,precedence);
+ if (precedence<=upper_precedence) os << ")";
+}
+
+void relational::printraw(ostream & os) const
+{
+ debugmsg("relational printraw",LOGLEVEL_PRINT);
+ os << "RELATIONAL(";
+ lh.printraw(os);
+ os << ",";
+ rh.printraw(os);
+ os << ",";
+ switch (o) {
+ case equal:
+ os << "==";
+ break;
+ case not_equal:
+ os << "!=";
+ break;
+ case less:
+ os << "<";
+ break;
+ case less_or_equal:
+ os << "<=";
+ break;
+ case greater:
+ os << ">";
+ break;
+ case greater_or_equal:
+ os << ">=";
+ break;
+ default:
+ os << "(INVALID RELATIONAL OPERATOR)";
+ }
+ os << ")";
+}
+
+void relational::printcsrc(ostream & os, unsigned type, unsigned upper_precedence) const
+{
+ debugmsg("relational print csrc", LOGLEVEL_PRINT);
+ if (precedence<=upper_precedence)
+ os << "(";
+
+ // Print left-hand expression
+ lh.bp->printcsrc(os, type, precedence);
+
+ // Print relational operator
+ switch (o) {
+ case equal:
+ os << "==";
+ break;
+ case not_equal:
+ os << "!=";
+ break;
+ case less:
+ os << "<";
+ break;
+ case less_or_equal:
+ os << "<=";
+ break;
+ case greater:
+ os << ">";
+ break;
+ case greater_or_equal:
+ os << ">=";
+ break;
+ default:
+ os << "(INVALID RELATIONAL OPERATOR)";
+ break;
+ }
+
+ // Print right-hand operator
+ rh.bp->printcsrc(os, type, precedence);
+
+ if (precedence <= upper_precedence)
+ os << ")";
+}
+
bool relational::info(unsigned inf) const
{
switch (inf) {
if (!is_ex_exactly_of_type(df,numeric)) {
return o==not_equal ? true : false; // cannot decide on non-numerical results
}
- int cmpval=ex_to_numeric(df).compare(numZERO());
+ int cmpval=ex_to_numeric(df).compare(_num0());
switch (o) {
case equal:
return cmpval==0;
const relational some_relational;
type_info const & typeid_relational=typeid(some_relational);
+#ifndef NO_GINAC_NAMESPACE
} // namespace GiNaC
+#endif // ndef NO_GINAC_NAMESPACE