guess this would work.. some small changes.. not too complex

$e = "my \$i=0;
      sub foo{
        print \"\$i foo\\n\";
        if (\$i < 10){
          \$i++;
          print \"calling foo\\n\";
          &foo;
        }
      }
      &foo\;";
eval "$e";
print $@
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tc,
Garry