[riot-notifications] [RIOT-OS/RIOT] tests/gnrc_dhcpv6_client: add script to check if $IFACE exists (#16797)

Martine Lenders notifications at github.com
Thu Sep 2 13:28:57 CEST 2021

@miri64 commented on this pull request.

> @@ -0,0 +1,10 @@
+#! /bin/sh
+# check_config.sh
+# Copyright (C) 2021 Martine Lenders <mail at martine-lenders.eu>
+# Distributed under terms of the MIT license.
+ip link show dev "${IFACE}" > /dev/null

Done. The output now looks like this:

Device "tapbr0" does not exist.
You can create "tapbr0" by using e.g. `dist/tools/tapsetup/tapsetup`
System configuration for tests is not available.

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