Cleaned up default target variant selection code and some tidying

src/DebugToolDrivers/USB/HID/hidapi.hpp

@@ -4,34 +4,34 @@
 #include <hidapi/hidapi.h>
 
 struct hid_device_ {
-    /* Handle to the actual device. */
+    // Handle to the actual device.
     libusb_device_handle* device_handle;
 
-    /* Endpoint information */
+    // Endpoint information
     int input_endpoint;
     int output_endpoint;
     int input_ep_max_packet_size;
 
-    /* The interface number of the HID */
+    // The interface number of the HID
     int interface;
 
-    /* Indexes of Strings */
+    // Indexes of Strings
     int manufacturer_index;
     int product_index;
     int serial_index;
 
-    /* Whether blocking reads are used */
-    int blocking; /* boolean */
+    // Whether blocking reads are used
+    int blocking; // boolean
 
-    /* Read thread objects */
+    // Read thread objects
     pthread_t thread;
-    pthread_mutex_t mutex; /* Protects input_reports */
+    pthread_mutex_t mutex; // Protects input_reports
     pthread_cond_t condition;
-    pthread_barrier_t barrier; /* Ensures correct startup sequence */
+    pthread_barrier_t barrier; // Ensures correct startup sequence
     int shutdown_thread;
     int cancelled;
     struct libusb_transfer* transfer;
 
-    /* List of received input reports. */
+    // List of received input reports.
     struct input_report* input_reports;
 };