Fix building against latest GNU Radio

Replace boost::any by std::any

src/utils/front-end-cal/CMakeLists.txt

@@ -95,6 +95,13 @@ if(USE_BOOST_BIND_PLACEHOLDERS)
     )
 endif()
 
+if(PMT_USES_BOOST_ANY)
+    target_compile_definitions(front-end-cal
+        PRIVATE
+            -DPMT_USES_BOOST_ANY=1
+    )
+endif()
+
 if(ENABLE_STRIP)
     set_target_properties(front-end-cal PROPERTIES LINK_FLAGS "-s")
 endif()

src/utils/front-end-cal/main.cc

@@ -74,6 +74,12 @@
 #include <boost/bind/bind.hpp>
 #endif
 
+#if PMT_USES_BOOST_ANY
+namespace wht = boost;
+#else
+namespace wht = std;
+#endif
+
 #if GFLAGS_OLD_NAMESPACE
 namespace gflags
 {
@@ -129,7 +135,7 @@ void FrontEndCal_msg_rx::msg_handler_channel_events(const pmt::pmt_t& msg)
             rx_message = message;
             channel_internal_queue.push(rx_message);
         }
-    catch (const boost::bad_any_cast& e)
+    catch (const wht::bad_any_cast& e)
         {
             LOG(WARNING) << "msg_handler_telemetry Bad any cast!\n";
             rx_message = 0;