SKIPDELPROP=false
[ -f "$MODPATH/skipdelprop" ] && SKIPDELPROP=true

# resetprop_if_diff <prop name> <expected value>
resetprop_if_diff() {
    local NAME="$1"
    local EXPECTED="$2"
    local CURRENT="$(resetprop "$NAME")"

    [ -z "$CURRENT" ] || [ "$CURRENT" = "$EXPECTED" ] || resetprop -n "$NAME" "$EXPECTED"
}

# resetprop_if_match <prop name> <value match string> <new value>
resetprop_if_match() {
    local NAME="$1"
    local CONTAINS="$2"
    local VALUE="$3"

    [[ "$(resetprop "$NAME")" = *"$CONTAINS"* ]] && resetprop -n "$NAME" "$VALUE"
}

# delprop_if_exist <prop name>
delprop_if_exist() {
    local NAME="$1"

    [ -n "$(resetprop "$NAME")" ] && resetprop --delete "$NAME"
}