Examples: wrap up ref setting with option check

7 files changed, 24 insertions, 10 deletions

diff --git a/host/examples/replay_samples_from_file.cpp b/host/examples/replay_samples_from_file.cpp
index 9bd805ed8..1c0de27ba 100644
--- a/host/examples/replay_samples_from_file.cpp
+++ b/host/examples/replay_samples_from_file.cpp
@@ -123,8 +123,10 @@ int UHD_SAFE_MAIN(int argc, char* argv[])
     // Configure radio
 
     // Lock clocks
-    radio_ctrl->set_clock_source(ref);
-
+    if (vm.count("ref")) {
+        radio_ctrl->set_clock_source(ref);
+    }
+    
     // Apply any radio arguments provided
     radio_ctrl->set_args(radio_args);
 
diff --git a/host/examples/rx_ascii_art_dft.cpp b/host/examples/rx_ascii_art_dft.cpp
index 2f8c33947..3652522f2 100644
--- a/host/examples/rx_ascii_art_dft.cpp
+++ b/host/examples/rx_ascii_art_dft.cpp
@@ -71,7 +71,9 @@ int UHD_SAFE_MAIN(int argc, char* argv[])
     uhd::usrp::multi_usrp::sptr usrp = uhd::usrp::multi_usrp::make(args);
 
     // Lock mboard clocks
-    usrp->set_clock_source(ref);
+    if (vm.count("ref")) {
+        usrp->set_clock_source(ref);
+    }
 
     // always select the subdevice first, the channel mapping affects the other settings
     if (vm.count("subdev"))
diff --git a/host/examples/rx_samples_to_file.cpp b/host/examples/rx_samples_to_file.cpp
index 1eaa57a25..3a0fe5b5e 100644
--- a/host/examples/rx_samples_to_file.cpp
+++ b/host/examples/rx_samples_to_file.cpp
@@ -284,7 +284,9 @@ int UHD_SAFE_MAIN(int argc, char* argv[])
     uhd::usrp::multi_usrp::sptr usrp = uhd::usrp::multi_usrp::make(args);
 
     // Lock mboard clocks
-    usrp->set_clock_source(ref);
+    if (vm.count("ref")) {
+        usrp->set_clock_source(ref);
+    }
 
     // always select the subdevice first, the channel mapping affects the other settings
     if (vm.count("subdev"))
diff --git a/host/examples/rx_samples_to_udp.cpp b/host/examples/rx_samples_to_udp.cpp
index a4deb9dcf..002d30ec4 100644
--- a/host/examples/rx_samples_to_udp.cpp
+++ b/host/examples/rx_samples_to_udp.cpp
@@ -65,7 +65,9 @@ int UHD_SAFE_MAIN(int argc, char* argv[])
     std::cout << boost::format("Using Device: %s") % usrp->get_pp_string() << std::endl;
 
     // Lock mboard clocks
-    usrp->set_clock_source(ref);
+    if (vm.count("ref")) {
+        usrp->set_clock_source(ref);
+    }
 
     // always select the subdevice first, the channel mapping affects the other settings
     if (vm.count("subdev")) {
diff --git a/host/examples/tx_samples_from_file.cpp b/host/examples/tx_samples_from_file.cpp
index 382d42a40..7493718d2 100644
--- a/host/examples/tx_samples_from_file.cpp
+++ b/host/examples/tx_samples_from_file.cpp
@@ -103,7 +103,9 @@ int UHD_SAFE_MAIN(int argc, char* argv[])
     uhd::usrp::multi_usrp::sptr usrp = uhd::usrp::multi_usrp::make(args);
 
     // Lock mboard clocks
-    usrp->set_clock_source(ref);
+    if (vm.count("ref")) {
+        usrp->set_clock_source(ref);
+    }
 
     // always select the subdevice first, the channel mapping affects the other settings
     if (vm.count("subdev"))
diff --git a/host/examples/tx_waveforms.cpp b/host/examples/tx_waveforms.cpp
index 1bc762f57..173f339e2 100644
--- a/host/examples/tx_waveforms.cpp
+++ b/host/examples/tx_waveforms.cpp
@@ -104,7 +104,9 @@ int UHD_SAFE_MAIN(int argc, char* argv[])
     }
 
     // Lock mboard clocks
-    usrp->set_clock_source(ref);
+    if (vm.count("ref")) {
+        usrp->set_clock_source(ref);
+    }
 
     std::cout << boost::format("Using Device: %s") % usrp->get_pp_string() << std::endl;
 
diff --git a/host/examples/txrx_loopback_to_file.cpp b/host/examples/txrx_loopback_to_file.cpp
index d23e9a0d2..271d249f6 100644
--- a/host/examples/txrx_loopback_to_file.cpp
+++ b/host/examples/txrx_loopback_to_file.cpp
@@ -285,9 +285,11 @@ int UHD_SAFE_MAIN(int argc, char* argv[])
     }
 
     // Lock mboard clocks
-    tx_usrp->set_clock_source(ref);
-    rx_usrp->set_clock_source(ref);
-
+    if (vm.count("ref")) {
+        tx_usrp->set_clock_source(ref);
+        rx_usrp->set_clock_source(ref);
+    }
+    
     std::cout << boost::format("Using TX Device: %s") % tx_usrp->get_pp_string()
               << std::endl;
     std::cout << boost::format("Using RX Device: %s") % rx_usrp->get_pp_string()