Report error when no devices found to configure. (#398)

2021-11-01 19:51:55 +11:00
parent 4eb7f02985
commit 44988695ab
1 changed files with 4 additions and 1 deletions
--- a/tools/configure.py
+++ b/tools/configure.py
@@ -124,7 +124,10 @@ def main(args):
                length=32, byteorder='big', signed=False)
    }

-  for authenticator in tqdm(get_opensk_devices(args.batch)):
+  devices = get_opensk_devices(args.batch)
+  if not devices:
+    fatal("No devices found.")
+  for authenticator in tqdm(devices):
    # If the device supports it, wink to show which device
    # we're going to program.
    if authenticator.device.capabilities & hid.CAPABILITY.WINK: