Merge branch 'u1e_uhd' of git@ettus.sourcerepo.com:ettus/uhd into u1e_uhd

1 files changed, 9 insertions, 5 deletions

diff --git a/host/lib/wax.cpp b/host/lib/wax.cpp
index c08398c50..0e2e82a3a 100644
--- a/host/lib/wax.cpp
+++ b/host/lib/wax.cpp
@@ -36,7 +36,11 @@ public:
     link_args_t(const wax::obj *obj_ptr) : _obj_ptr(obj_ptr){
         /* NOP */
     }
-    wax::obj & operator()(void){
+    wax::obj & operator()(void) const{
+        //recursively resolve link args to get at original pointer
+        if (_obj_ptr->type() == typeid(link_args_t)){
+            return _obj_ptr->as<link_args_t>()();
+        }
         return *const_cast<wax::obj *>(_obj_ptr);
     }
 private:
@@ -56,10 +60,10 @@ public:
     proxy_args_t(const wax::obj *obj_ptr, const wax::obj &key) : _key(key){
         _obj_link = obj_ptr->get_link();
     }
-    wax::obj & operator()(void){
-        return wax::cast<link_args_t>(_obj_link)();
+    wax::obj & operator()(void) const{
+        return _obj_link.as<link_args_t>()();
     }
-    const wax::obj & key(void){
+    const wax::obj & key(void) const{
         return _key;
     }
 private:
@@ -90,7 +94,7 @@ wax::obj wax::obj::operator[](const obj &key){
         obj val = resolve();
         //check if its a special link and call
         if (val.type() == typeid(link_args_t)){
-            return cast<link_args_t>(val)()[key];
+            return val.as<link_args_t>()()[key];
         }
         //unknown obj
         throw std::runtime_error("cannot use [] on non wax::obj link");