Issue #100 remove auto_ptr and c++03 support.

Problem:
auto_ptr is deprecated.

Solution:
use unique_ptr which is only available in c++11 and newer.
Also fix how unit tests are run as part of the build to keep them from being
deleted when they fail.

Testing:
Unit tests on linux run.

libuavcan/test/protocol/data_type_info_provider.cpp

@@ -18,7 +18,7 @@ using uavcan::DefaultDataTypeRegistrator;
 using uavcan::MonotonicDuration;
 
 template <typename DataType>
-static bool validateDataTypeInfoResponse(const std::auto_ptr<ServiceCallResultCollector<GetDataTypeInfo>::Result>& resp,
+static bool validateDataTypeInfoResponse(const std::unique_ptr<ServiceCallResultCollector<GetDataTypeInfo>::Result>& resp,
                                          unsigned flags)
 {
     if (!resp.get())

libuavcan/test/protocol/dynamic_node_id_server/distributed/server.cpp

@@ -3,8 +3,6 @@
  */
 
 #if __GNUC__
-// We need auto_ptr for compatibility reasons
-# pragma GCC diagnostic ignored "-Wdeprecated-declarations"
 # pragma GCC diagnostic ignored "-Wzero-as-null-pointer-constant"
 #endif
 
@@ -57,8 +55,8 @@ TEST(dynamic_node_id_server_RaftCore, Basic)
 
     InterlinkedTestNodesWithSysClock nodes;
 
-    std::auto_ptr<RaftCore> raft_a(new RaftCore(nodes.a, storage_a, tracer_a, commit_handler_a));
-    std::auto_ptr<RaftCore> raft_b(new RaftCore(nodes.b, storage_b, tracer_b, commit_handler_b));
+    std::unique_ptr<RaftCore> raft_a(new RaftCore(nodes.a, storage_a, tracer_a, commit_handler_a));
+    std::unique_ptr<RaftCore> raft_b(new RaftCore(nodes.b, storage_b, tracer_b, commit_handler_b));
 
     /*
      * Initialization

libuavcan/test/protocol/dynamic_node_id_server/node_discoverer.cpp

@@ -3,8 +3,6 @@
  */
 
 #if __GNUC__
-// We need auto_ptr for compatibility reasons
-# pragma GCC diagnostic ignored "-Wdeprecated-declarations"
 # pragma GCC diagnostic ignored "-Wzero-as-null-pointer-constant"
 #endif
 

libuavcan/test/protocol/firmware_update_trigger.cpp

@@ -107,7 +107,7 @@ TEST(FirmwareUpdateTrigger, Basic)
     uavcan::FirmwareUpdateTrigger trigger(nodes.a, checker);
     std::cout << "sizeof(uavcan::FirmwareUpdateTrigger): " << sizeof(uavcan::FirmwareUpdateTrigger) << std::endl;
 
-    std::auto_ptr<uavcan::NodeStatusProvider> provider(new uavcan::NodeStatusProvider(nodes.b));    // Other node
+    std::unique_ptr<uavcan::NodeStatusProvider> provider(new uavcan::NodeStatusProvider(nodes.b));    // Other node
 
     /*
      * Initializing
@@ -235,10 +235,10 @@ TEST(FirmwareUpdateTrigger, MultiNode)
     uavcan::FirmwareUpdateTrigger trigger(nodes[0], checker);
 
     // The client nodes
-    std::auto_ptr<uavcan::NodeStatusProvider> provider_a(new uavcan::NodeStatusProvider(nodes[1]));
-    std::auto_ptr<uavcan::NodeStatusProvider> provider_b(new uavcan::NodeStatusProvider(nodes[2]));
-    std::auto_ptr<uavcan::NodeStatusProvider> provider_c(new uavcan::NodeStatusProvider(nodes[3]));
-    std::auto_ptr<uavcan::NodeStatusProvider> provider_d(new uavcan::NodeStatusProvider(nodes[4]));
+    std::unique_ptr<uavcan::NodeStatusProvider> provider_a(new uavcan::NodeStatusProvider(nodes[1]));
+    std::unique_ptr<uavcan::NodeStatusProvider> provider_b(new uavcan::NodeStatusProvider(nodes[2]));
+    std::unique_ptr<uavcan::NodeStatusProvider> provider_c(new uavcan::NodeStatusProvider(nodes[3]));
+    std::unique_ptr<uavcan::NodeStatusProvider> provider_d(new uavcan::NodeStatusProvider(nodes[4]));
 
     uavcan::protocol::HardwareVersion hwver;
 

libuavcan/test/protocol/helpers.hpp

@@ -20,7 +20,7 @@ class SubscriptionCollector : uavcan::Noncopyable
     }
 
 public:
-    std::auto_ptr<DataType> msg;
+    std::unique_ptr<DataType> msg;
 
     typedef uavcan::MethodBinder<SubscriptionCollector*,
                                  void (SubscriptionCollector::*)(const DataType&)> Binder;
@@ -85,7 +85,7 @@ private:
     }
 
 public:
-    std::auto_ptr<Result> result;
+    std::unique_ptr<Result> result;
 
     typedef uavcan::MethodBinder<ServiceCallResultCollector*,
                                  void (ServiceCallResultCollector::*)(const uavcan::ServiceCallResult<DataType>&)>

libuavcan/test/protocol/node_info_retriever.cpp

@@ -3,8 +3,6 @@
  */
 
 #if __GNUC__
-// We need auto_ptr for compatibility reasons
-# pragma GCC diagnostic ignored "-Wdeprecated-declarations"
 # pragma GCC diagnostic ignored "-Wzero-as-null-pointer-constant"
 #endif
 
@@ -27,7 +25,7 @@ static void publishNodeStatus(PairableCanDriver& can, uavcan::NodeID node_id,
 
 struct NodeInfoListener : public uavcan::INodeInfoListener
 {
-    std::auto_ptr<uavcan::protocol::GetNodeInfo::Response> last_node_info;
+    std::unique_ptr<uavcan::protocol::GetNodeInfo::Response> last_node_info;
     uavcan::NodeID last_node_id;
     unsigned status_message_cnt;
     unsigned status_change_cnt;
@@ -82,7 +80,7 @@ TEST(NodeInfoRetriever, Basic)
     std::cout << "sizeof(uavcan::ServiceClient<uavcan::protocol::GetNodeInfo>): "
         << sizeof(uavcan::ServiceClient<uavcan::protocol::GetNodeInfo>) << std::endl;
 
-    std::auto_ptr<uavcan::NodeStatusProvider> provider(new uavcan::NodeStatusProvider(nodes.b));
+    std::unique_ptr<uavcan::NodeStatusProvider> provider(new uavcan::NodeStatusProvider(nodes.b));
 
     NodeInfoListener listener;