RE: Sample files -- BadQuery w/Errnum patch part 4

[Jim Wallace]

I'm thinking the deadlock test may not be a useful for mysql++.  I've
altered xaction.cpp to test errnum(), which is much simpler.  Here's the
patch. 

Index: xaction.cpp
===================================================================
--- xaction.cpp	(revision 1779)
+++ xaction.cpp	(working copy)
@@ -86,6 +86,22 @@
 		cout << "\nNo, yuck! We don't like catsup. Rolling it
back:" <<
 				endl;
 		print_stock_table(query);
+
+		// Now let's test errnum on the exception being 
+		// affected by rollback on the trans
+		try	{
+			mysqlpp::Transaction trans(con);
+			cout << "\nNow testing exeption..." << endl;
+
+			query << "select syntax from error";
+			query.execute();
+			query.reset();
+		}
+		catch (const mysqlpp::BadQuery& er) {
+			// Handle any query errors
+			cerr << "Got an expected Query error: " <<
er.what() << endl << "    er.what_errnum() = " << er.what_errnum()
<< "
con.errnum() = " << con.errnum() << endl;
+		}
+
 			
 	}
 	catch (const mysqlpp::BadQuery& er) {