anything wrong in this udf
 

hi all

i want to add a contant source through udf,anything wrong in this udf and how can i check it weather the udf will return any value or not

#include"udf.h"

DEFINE_SOURCE(cure_source,c,t,ds,eqn) { real x[ND_ND]; real source;

source=8000; ds[eqn]=0;

return source; }

thank you