for file in sys_vendor board_vendor; do
vendor="$(cat /sys/devices/virtual/dmi/id/$file 2>/dev/null)"
+ case "$vendor" in
+ empty | \
+ System\ manufacturer | \
+ To\ [bB]e\ [fF]illed\ [bB]y\ O\.E\.M\.)
+ continue
+ ;;
+ esac
[ -n "$vendor" ] && break
done
for file in product_name board_name; do
product="$(cat /sys/devices/virtual/dmi/id/$file 2>/dev/null)"
case "$vendor:$product" in
+ ?*:empty | \
+ ?*:System\ Product\ Name | \
+ ?*:To\ [bB]e\ [fF]illed\ [bB]y\ O\.E\.M\.)
+ continue
+ ;;
"PC Engines:APU")
product="apu1"
break