linux_module_learn/examples/shortprint/shortprint_load

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2023-07-22 13:42:32 +08:00
#!/bin/sh
module="shortprint"
device="shortprint"
mode="666"
# Group: since distributions do it differently, look for wheel or use staff
if grep '^staff:' /etc/group > /dev/null; then
group="staff"
else
group="wheel"
fi
# invoke insmod with all arguments we got
# and use a pathname, as newer modutils don't look in . by default
/sbin/insmod -f ./$module.ko $* || exit 1
major=`cat /proc/devices | awk "\\$2==\"$module\" {print \\$1}"`
# Create 8 entry points, as SHORT_NR_PORTS is 8 by default
rm -f /dev/${device}
mknod /dev/${device} c $major 0
chgrp $group /dev/${device}
chmod $mode /dev/${device}