ppp: derive interface unit numbers from previous enumeration

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12417 3c298f89-4303-0410-b956-a3cf2f4a3e73
master
Felix Fietkau 2008-08-28 00:15:10 +00:00
parent b84846eedc
commit 2c1edb7dd0
1 changed files with 10 additions and 4 deletions

View File

@ -2,10 +2,16 @@ scan_ppp() {
config_get ifname "$1" ifname
pppdev="${pppdev:-0}"
config_get unit "$1" unit
[ -z "$unit" -a "${ifname%%[0-9]*}" != ppp ] && {
config_set "$1" ifname "ppp$pppdev"
config_set "$1" unit "$pppdev"
pppdev="$(($pppdev + 1))"
[ -z "$unit" ] && {
unit="$pppdev"
if [ "${ifname%%[0-9]*}" = ppp ]; then
unit="${ifname##ppp}"
[ "$pppdev" -le "$unit" ] && pppdev="$(($unit + 1))"
else
pppdev="$(($pppdev + 1))"
fi
config_set "$1" ifname "ppp$unit"
config_set "$1" unit "$unit"
}
}