ALSA Sequencer Interim checkin.

src/PiPedalAlsa.hpp

@@ -53,6 +53,7 @@ namespace pipedal {
         std::string name_;
         std::string description_;
 
+        // non-serialized.
         int card_ = -1;
         int device_ = -1;
         int subdevice_ = -1;
@@ -74,7 +75,9 @@ namespace pipedal {
         
         std::vector<AlsaDeviceInfo> GetAlsaDevices();
     };
-    std::vector<AlsaMidiDeviceInfo> GetAlsaMidiInputDevices();
-    std::vector<AlsaMidiDeviceInfo> GetAlsaMidiOutputDevices();
+    // we use ALSA sequencers now instead of ALSA rawmidi devices.
+    // Used by test suite to verify migration behaviour.
+    std::vector<AlsaMidiDeviceInfo> LegacyGetAlsaMidiInputDevices();
+    std::vector<AlsaMidiDeviceInfo> LegacyGetAlsaMidiOutputDevices();
 
 }