bigloo.stack_trace.get C# (CSharp) Method

        public static Object get( int depth )
        {
            stack_trace runner = top_of_stack;
              obj l = nil._nil;
              int level= 0;

              while (((depth < 0) || (level < depth)) && (runner != null))
              {
             if (bigloo.foreign.SYMBOLP( runner._name ))
             {
            l = new pair(new pair(runner._name, runner._location), l);

            level++;
             }

             runner= runner.link;
              }

              return l;
        }