main: Use default vendor and product IDs when no explicit device path is given

Signed-off-by: Timo Kokkonen <kaapeli@itanic.dy.fi>

diff --git a/main.c b/main.c
index 02be854afaa1561f17309d52c2448a9ba7e334a5..6b8f91cdd6b1f913d36d0adc620f59b9b904a0f6 100644 (file)
--- a/main.c
+++ b/main.c
@@ -11,6 +11,8 @@
 #include "utils.h"
 #include "options.h"
 
+#define CONTOUR_USB_VENDOR_ID  0x1a79
+#define CONTOUR_USB_PRODUCT_ID 0x6002
 
 struct msg {
        int direction;
@@ -277,13 +279,13 @@ int main(int argc, char *argv[])
        struct user_options opts;
 
        read_args(argc, argv, &opts);
+       trace_level = opts.trace_level;
 
-       if (opts.usbdev == NULL) {
-               trace(0, "USB dev name needs to be give with '-d' parameter\n");
-               return 1;
-       }
-
-       fd = hiddev_open(opts.usbdev, &usage_code);
+       if (opts.usbdev == NULL)
+               fd = hiddev_open_by_id(CONTOUR_USB_PRODUCT_ID,
+                               CONTOUR_USB_VENDOR_ID, &usage_code);
+       else
+               fd = hiddev_open(opts.usbdev, &usage_code);
        if (fd < 0)
                return 1;