Use the override special identifier when overriding a virtual function

src/algorithms/signal_source/adapters/file_signal_source.h

@@ -58,7 +58,8 @@ public:
             boost::shared_ptr<gr::msg_queue> queue);
 
     virtual ~FileSignalSource();
-    std::string role()
+
+    std::string role() override
     {
         return role_;
     }
@@ -66,18 +67,21 @@ public:
     /*!
      * \brief Returns "File_Signal_Source".
      */
-    std::string implementation()
+    std::string implementation() override
     {
         return "File_Signal_Source";
     }
-    size_t item_size()
+
+    size_t item_size() override
     {
         return item_size_;
     }
-    void connect(gr::top_block_sptr top_block);
-    void disconnect(gr::top_block_sptr top_block);
-    gr::basic_block_sptr get_left_block();
-    gr::basic_block_sptr get_right_block();
+
+    void connect(gr::top_block_sptr top_block) override;
+    void disconnect(gr::top_block_sptr top_block) override;
+    gr::basic_block_sptr get_left_block() override;
+    gr::basic_block_sptr get_right_block() override;
+
     std::string filename()
     {
         return filename_;

src/algorithms/signal_source/adapters/flexiband_signal_source.h

@@ -57,7 +57,8 @@ public:
             unsigned int out_stream, gr::msg_queue::sptr queue);
 
     virtual ~FlexibandSignalSource();
-    std::string role()
+
+    std::string role() override
     {
         return role_;
     }
@@ -65,19 +66,21 @@ public:
     /*!
      * \brief Returns "Flexiband_Signal_Source".
      */
-    std::string implementation()
+    std::string implementation() override
     {
         return "Flexiband_Signal_Source";
     }
-    size_t item_size()
+
+    size_t item_size() override
     {
         return item_size_;
     }
-    void connect(gr::top_block_sptr top_block);
-    void disconnect(gr::top_block_sptr top_block);
-    gr::basic_block_sptr get_left_block();
-    gr::basic_block_sptr get_right_block();
-    gr::basic_block_sptr get_right_block(int RF_channel);
+
+    void connect(gr::top_block_sptr top_block) override;
+    void disconnect(gr::top_block_sptr top_block) override;
+    gr::basic_block_sptr get_left_block() override;
+    gr::basic_block_sptr get_right_block() override;
+    gr::basic_block_sptr get_right_block(int RF_channel) override;
 
 private:
     std::string role_;

src/algorithms/signal_source/adapters/gen_signal_source.h

@@ -52,18 +52,18 @@ public:
     //! Virtual destructor
     virtual ~GenSignalSource();
 
-    void connect(gr::top_block_sptr top_block);
-    void disconnect(gr::top_block_sptr top_block);
-    gr::basic_block_sptr get_left_block();
-    gr::basic_block_sptr get_right_block();
+    void connect(gr::top_block_sptr top_block) override;
+    void disconnect(gr::top_block_sptr top_block) override;
+    gr::basic_block_sptr get_left_block() override;
+    gr::basic_block_sptr get_right_block() override;
 
-    std::string role(){ return role_; }
+    std::string role() override { return role_; }
 
     //! Returns "Signal Source"
-    std::string implementation(){ return "Signal Source"; }
-    size_t item_size(){ return 0; }
+    std::string implementation() override { return "Signal Source"; }
+    size_t item_size() override { return 0; }
 
-    GNSSBlockInterface *signal_generator(){ return signal_generator_; }
+    GNSSBlockInterface *signal_generator() { return signal_generator_; }
 
 private:
     GNSSBlockInterface *signal_generator_;

src/algorithms/signal_source/adapters/gn3s_signal_source.h

@@ -52,7 +52,7 @@ public:
             unsigned int out_stream, gr::msg_queue::sptr queue);
 
     virtual ~Gn3sSignalSource();
-    std::string role()
+    std::string role() override
     {
         return role_;
     }
@@ -60,18 +60,20 @@ public:
     /*!
      * \brief Returns "Gn3sSignalSource".
      */
-    std::string implementation()
+    std::string implementation() override
     {
         return "Gn3sSignalSource";
     }
-    size_t item_size()
+
+    size_t item_size() override
     {
         return item_size_;
     }
-    void connect(gr::top_block_sptr top_block);
-    void disconnect(gr::top_block_sptr top_block);
-    gr::basic_block_sptr get_left_block();
-    gr::basic_block_sptr get_right_block();
+
+    void connect(gr::top_block_sptr top_block) override;
+    void disconnect(gr::top_block_sptr top_block) override;
+    gr::basic_block_sptr get_left_block() override;
+    gr::basic_block_sptr get_right_block() override;
 
 private:
     std::string role_;

src/algorithms/signal_source/adapters/nsr_file_signal_source.h

@@ -59,7 +59,7 @@ public:
             boost::shared_ptr<gr::msg_queue> queue);
 
     virtual ~NsrFileSignalSource();
-    std::string role()
+    std::string role() override
     {
         return role_;
     }
@@ -67,34 +67,41 @@ public:
     /*!
      * \brief Returns "Nsr_File_Signal_Source".
      */
-    std::string implementation()
+    std::string implementation() override
     {
         return "Nsr_File_Signal_Source";
     }
-    size_t item_size()
+
+    size_t item_size() override
     {
         return item_size_;
     }
-    void connect(gr::top_block_sptr top_block);
-    void disconnect(gr::top_block_sptr top_block);
-    gr::basic_block_sptr get_left_block();
-    gr::basic_block_sptr get_right_block();
+
+    void connect(gr::top_block_sptr top_block) override;
+    void disconnect(gr::top_block_sptr top_block) override;
+    gr::basic_block_sptr get_left_block() override;
+    gr::basic_block_sptr get_right_block() override;
+
     std::string filename()
     {
         return filename_;
     }
+
     std::string item_type()
     {
         return item_type_;
     }
+
     bool repeat()
     {
         return repeat_;
     }
+
     long sampling_frequency()
     {
         return sampling_frequency_;
     }
+
     long samples()
     {
         return samples_;

src/algorithms/signal_source/adapters/osmosdr_signal_source.h

@@ -56,7 +56,7 @@ public:
 
     virtual ~OsmosdrSignalSource();
 
-    std::string role()
+    std::string role() override
     {
         return role_;
     }
@@ -64,19 +64,20 @@ public:
     /*!
      * \brief Returns "Osmosdr_Signal_Source"
      */
-    std::string implementation()
+    std::string implementation() override
     {
         return "Osmosdr_Signal_Source";
     }
-    size_t item_size()
+
+    size_t item_size() override
     {
         return item_size_;
     }
 
-    void connect(gr::top_block_sptr top_block);
-    void disconnect(gr::top_block_sptr top_block);
-    gr::basic_block_sptr get_left_block();
-    gr::basic_block_sptr get_right_block();
+    void connect(gr::top_block_sptr top_block) override;
+    void disconnect(gr::top_block_sptr top_block) override;
+    gr::basic_block_sptr get_left_block() override;
+    gr::basic_block_sptr get_right_block() override;
 
 private:
     std::string role_;

src/algorithms/signal_source/adapters/raw_array_signal_source.h

@@ -52,7 +52,8 @@ public:
             unsigned int out_stream, gr::msg_queue::sptr queue);
 
     virtual ~RawArraySignalSource();
-    std::string role()
+
+    std::string role() override
     {
         return role_;
     }
@@ -60,18 +61,20 @@ public:
     /*!
      * \brief Returns "RawArraySignalSource".
      */
-    std::string implementation()
+    std::string implementation() override
     {
         return "Raw_Array_Signal_Source";
     }
-    size_t item_size()
+
+    size_t item_size() override
     {
         return item_size_;
     }
-    void connect(gr::top_block_sptr top_block);
-    void disconnect(gr::top_block_sptr top_block);
-    gr::basic_block_sptr get_left_block();
-    gr::basic_block_sptr get_right_block();
+
+    void connect(gr::top_block_sptr top_block) override;
+    void disconnect(gr::top_block_sptr top_block) override;
+    gr::basic_block_sptr get_left_block() override;
+    gr::basic_block_sptr get_right_block() override;
 
 private:
     std::string role_;

src/algorithms/signal_source/adapters/rtl_tcp_signal_source.h

@@ -57,7 +57,7 @@ public:
 
     virtual ~RtlTcpSignalSource();
 
-    std::string role()
+    std::string role() override
     {
         return role_;
     }
@@ -65,19 +65,20 @@ public:
     /*!
      * \brief Returns "RtlTcp_Signal_Source"
      */
-    std::string implementation()
+    std::string implementation() override
     {
         return "RtlTcp_Signal_Source";
     }
-    size_t item_size()
+
+    size_t item_size() override
     {
         return item_size_;
     }
 
-    void connect(gr::top_block_sptr top_block);
-    void disconnect(gr::top_block_sptr top_block);
-    gr::basic_block_sptr get_left_block();
-    gr::basic_block_sptr get_right_block();
+    void connect(gr::top_block_sptr top_block) override;
+    void disconnect(gr::top_block_sptr top_block) override;
+    gr::basic_block_sptr get_left_block() override;
+    gr::basic_block_sptr get_right_block() override;
 
 private:
     std::string role_;

src/algorithms/signal_source/adapters/spir_file_signal_source.h

@@ -56,7 +56,7 @@ public:
             boost::shared_ptr<gr::msg_queue> queue);
 
     virtual ~SpirFileSignalSource();
-    std::string role()
+    std::string role() override
     {
         return role_;
     }
@@ -64,34 +64,41 @@ public:
     /*!
      * \brief Returns "Spir_File_Signal_Source".
      */
-    std::string implementation()
+    std::string implementation() override
     {
         return "Spir_File_Signal_Source";
     }
-    size_t item_size()
+
+    size_t item_size() override
     {
         return item_size_;
     }
-    void connect(gr::top_block_sptr top_block);
-    void disconnect(gr::top_block_sptr top_block);
-    gr::basic_block_sptr get_left_block();
-    gr::basic_block_sptr get_right_block();
+
+    void connect(gr::top_block_sptr top_block) override;
+    void disconnect(gr::top_block_sptr top_block) override;
+    gr::basic_block_sptr get_left_block() override;
+    gr::basic_block_sptr get_right_block() override;
+
     std::string filename()
     {
         return filename_;
     }
+
     std::string item_type()
     {
         return item_type_;
     }
+
     bool repeat()
     {
         return repeat_;
     }
+
     long sampling_frequency()
     {
         return sampling_frequency_;
     }
+
     long samples()
     {
         return samples_;

src/algorithms/signal_source/adapters/two_bit_cpx_file_signal_source.h

@@ -60,7 +60,7 @@ public:
             boost::shared_ptr<gr::msg_queue> queue);
 
     virtual ~TwoBitCpxFileSignalSource();
-    std::string role()
+    std::string role() override
     {
         return role_;
     }
@@ -68,34 +68,41 @@ public:
     /*!
      * \brief Returns "Two_Bit_Cpx_File_Signal_Source".
      */
-    std::string implementation()
+    std::string implementation() override
     {
         return "Two_Bit_Cpx_File_Signal_Source";
     }
-    size_t item_size()
+
+    size_t item_size() override
     {
         return item_size_;
     }
-    void connect(gr::top_block_sptr top_block);
-    void disconnect(gr::top_block_sptr top_block);
-    gr::basic_block_sptr get_left_block();
-    gr::basic_block_sptr get_right_block();
+
+    void connect(gr::top_block_sptr top_block) override;
+    void disconnect(gr::top_block_sptr top_block) override;
+    gr::basic_block_sptr get_left_block() override;
+    gr::basic_block_sptr get_right_block() override;
+
     std::string filename()
     {
         return filename_;
     }
+
     std::string item_type()
     {
         return item_type_;
     }
+
     bool repeat()
     {
         return repeat_;
     }
+
     long sampling_frequency()
     {
         return sampling_frequency_;
     }
+
     long samples()
     {
         return samples_;

src/algorithms/signal_source/adapters/two_bit_packed_file_signal_source.h

@@ -61,7 +61,7 @@ public:
             boost::shared_ptr<gr::msg_queue> queue);
 
     virtual ~TwoBitPackedFileSignalSource();
-    std::string role()
+    std::string role() override
     {
         return role_;
     }
@@ -69,50 +69,61 @@ public:
     /*!
      * \brief Returns "Two_Bit_Packed_File_Signal_Source".
      */
-    std::string implementation()
+    std::string implementation() override
     {
         return "Two_Bit_Packed_File_Signal_Source";
     }
-    size_t item_size()
+
+    size_t item_size() override
     {
         return item_size_;
     }
-    void connect(gr::top_block_sptr top_block);
-    void disconnect(gr::top_block_sptr top_block);
-    gr::basic_block_sptr get_left_block();
-    gr::basic_block_sptr get_right_block();
+
+    void connect(gr::top_block_sptr top_block) override;
+    void disconnect(gr::top_block_sptr top_block) override;
+    gr::basic_block_sptr get_left_block() override;
+    gr::basic_block_sptr get_right_block() override;
+
     std::string filename()
     {
         return filename_;
     }
+
     std::string item_type()
     {
         return item_type_;
     }
+
     bool repeat()
     {
         return repeat_;
     }
+
     long sampling_frequency()
     {
         return sampling_frequency_;
     }
+
     long samples()
     {
         return samples_;
     }
+
     bool big_endian_items()
     {
         return big_endian_items_;
     }
+
     bool big_endian_bytes()
     {
         return big_endian_bytes_;
     }
+
     bool is_complex()
     {
         return is_complex_;
     }
+
     bool reverse_interleaving()
     {
         return reverse_interleaving_;

src/algorithms/signal_source/adapters/uhd_signal_source.h

@@ -55,7 +55,7 @@ public:
 
     virtual ~UhdSignalSource();
 
-    std::string role()
+    std::string role() override
     {
         return role_;
     }
@@ -63,23 +63,23 @@ public:
     /*!
      * \brief Returns "UHD_Signal_Source"
      */
-    std::string implementation()
+    std::string implementation() override
     {
         return "UHD_Signal_Source";
     }
-    size_t item_size()
+
+    size_t item_size() override
     {
         return item_size_;
     }
 
-    void connect(gr::top_block_sptr top_block);
-    void disconnect(gr::top_block_sptr top_block);
-    gr::basic_block_sptr get_left_block();
-    gr::basic_block_sptr get_right_block();
-    gr::basic_block_sptr get_right_block(int RF_channel);
+    void connect(gr::top_block_sptr top_block) override;
+    void disconnect(gr::top_block_sptr top_block) override;
+    gr::basic_block_sptr get_left_block() override;
+    gr::basic_block_sptr get_right_block() override;
+    gr::basic_block_sptr get_right_block(int RF_channel) override;
 
 private:
-
     std::string role_;
     unsigned int in_stream_;
     unsigned int out_stream_;