swig error handling fixes

packages/swig/android/JavaYap.java

@@ -30,6 +30,8 @@ public class JavaYap extends Activity
 			YAPQuery q = eng.query( str );
 
 			YAPListTerm vs0 = q.namedVars();
+			int rc;
+
 			// text.setText("");
 			if (vs0.nil()) {
 				if (q.next()) {
@@ -39,7 +41,7 @@ public class JavaYap extends Activity
 				}
 			} else {
 				int i=1;
-				while (q.next()) {
+				while (rc = q.next()) {
 					YAPListTerm vs = vs0;
 					while(!vs.nil()){
 						YAPTerm eq = vs.car();

packages/swig/yap.i

@@ -33,7 +33,6 @@ class YAPPredicate;
    try {
       $action
    } catch (...) {
-      fprintf(stderr,"here\n");
       PyErr_SetString(PyExc_SyntaxError, "syntax error");
       return NULL;
    }