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net-online: clean up quoting and test for existence

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This is for #178.
This commit is contained in:
William Hubbs 2017-12-11 17:41:04 -06:00
parent 5c81661d47
commit ee2524cd1d
1 changed files with 7 additions and 3 deletions
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10
init.d/net-online.in
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@ -44,9 +44,13 @@ start ()
ifcount=0
for dev in ${interfaces}; do
: $((ifcount += 1))
read carrier < /sys/class/net/$dev/carrier 2> /dev/null
[ $carrier -eq 1 ] && : $((carriers += 1))
read operstate < /sys/class/net/$dev/operstate 2> /dev/null
carrier=
[ -e /sys/class/net/$dev/carrier ] &&
read carrier < /sys/class/net/$dev/carrier
[ "$carrier" = 1 ] && : $((carriers += 1))
operstate=
[ -e /sys/class/net/$dev/operstate ] &&
read operstate < /sys/class/net/$dev/operstate
[ "$operstate" = up ] && : $((configured += 1))
done
[ $configured -eq $ifcount ] && [ $carriers -ge 1 ] && break