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add usage

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This commit is contained in:
Tobias Powalowski 2022-12-13 17:33:20 +01:00
parent c47f19b022
commit 743f2d442b
1 changed files with 23 additions and 1 deletions
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24
usr/bin/archboot-hwsim.sh
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@ -1,4 +1,26 @@
#!/bin/bash
#!/usr/bin/env bash
#
# archboot-hwsim.sh - setup a test SSID
# by Tobias Powalowski <tpowa@archlinux.org>
# usage(exitvalue)
# outputs a usage message and exits with value
APPNAME=$(basename "${0}")
usage()
{
echo -e "\033[1mWelcome to \033[34marchboot's\033[0m \033[1mHWSIM:\033[0m"
echo -e "\033[1m---------------------------------------\033[0m"
echo "Create a simulated wireless SSID for testing purposes with mac80211_hwsim module."
echo "- wlan0 will be the AP"
echo "- wlan1 will be for STATION mode"
echo -e "usage: \033[1m${APPNAME} <SSID>\033[0m"
exit "1"
}
if [ $# -gt 0 ]; then
usage
fi
if ! grep -qw mac80211_hwsim /proc/modules; then
modprobe mac80211_hwsim
fi