From 7f0497ec5130d30ddb4e5242e0702041f420e488 Mon Sep 17 00:00:00 2001
From: Martin Braun <martin.braun@ettus.com>
Date: Tue, 30 May 2017 17:30:42 -0700
Subject: rpc: Improved error handling

---
 host/lib/utils/rpc.hpp | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

(limited to 'host/lib/utils')

diff --git a/host/lib/utils/rpc.hpp b/host/lib/utils/rpc.hpp
index 17e5fe099..dc6762928 100644
--- a/host/lib/utils/rpc.hpp
+++ b/host/lib/utils/rpc.hpp
@@ -19,6 +19,9 @@
 #define INCLUDED_UTILS_RPC_HPP
 
 #include <rpc/client.h>
+#include <rpc/rpc_error.h>
+#include <uhd/exception.hpp>
+#include <boost/format.hpp>
 
 namespace uhd {
 
@@ -54,8 +57,20 @@ class rpc_client
     return_type call(std::string const& func_name, Args&&... args)
     {
         std::lock_guard<std::mutex> lock(_mutex);
-        return _client.call(func_name, std::forward<Args>(args)...)
-            .template as<return_type>();
+        try {
+            return _client.call(func_name, std::forward<Args>(args)...)
+                .template as<return_type>();
+        } catch (const ::rpc::rpc_error &ex) {
+            throw uhd::runtime_error(str(
+                boost::format("Error during RPC call to `%s'. Error message: %s")
+                % func_name % ex.what()
+            ));
+        } catch (const std::bad_cast& ex) {
+            throw uhd::runtime_error(str(
+                boost::format("Error during RPC call to `%s'. Error message: %s")
+                % func_name % ex.what()
+            ));
+        }
     };
 
     /*! Perform an RPC call; also includes a token.
-- 
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