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#!/bin/sh
alias debug=${DEBUG:-:}
# valid interface?
if_valid () (
ifconfig "$1" >&- 2>&- ||
[ "${1%%[0-9]}" = "br" ] ||
{ debug "# missing interface '$1' ignored"; false; }
)
hotplug_dev() {
env -i ACTION=$1 INTERFACE=$2 /sbin/hotplug net
}
config_cb() {
return 0
}
option_cb() {
return 0
}
config () {
config_cb "$@"
_C=$((${_C:-0} + 1))
export CONFIG_SECTION="${2:-cfg${_C}}"
export CONFIG_${CONFIG_SECTION}_TYPE="$1"
}
option () {
local varname="$1" ; shift
export CONFIG_${CONFIG_SECTION}_${varname}="$*"
option_cb "$varname" "$*"
}
config_clear() {
[ -z "$CONFIG_SECTION" ] && return
for oldsetting in `set | grep ^CONFIG_${CONFIG_SECTION}_ | \
sed -e 's/\(.*\)=.*$/\1/'` ; do
unset $oldsetting
done
unset CONFIG_SECTION
}
config_load() {
local CD=""
if [ \! -e "$1" -a -e "/etc/config/$1" ]; then
cd /etc/config && local CD=1
fi
[ -e "$1" ] && . $1
${CD:+cd - >/dev/null}
${CONFIG_SECTION:+config_cb}
}
config_get() {
case "$3" in
"") eval "echo \${CONFIG_${1}_${2}}";;
*) eval "$1=\"\${CONFIG_${2}_${3}}\"";;
esac
}
config_set() {
export CONFIG_${1}_${2}="${3}"
}
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