base-files: do not write to /etc/config/wireless at boot time unless a new interface was found

eliminates unnecessary flash write cycles at every boot

patch by Peter Wagner (tripolar)

SVN-Revision: 27127
This commit is contained in:
Felix Fietkau 2011-06-07 17:00:43 +00:00
parent c807bc2432
commit 9a227d88dd

View File

@ -9,11 +9,14 @@ boot() {
include /lib/network
setup_switch
/sbin/wifi detect >> /etc/config/wireless
/sbin/wifi detect > /tmp/wireless.tmp
[ -s /tmp/wireless.tmp ] && {
cat /tmp/wireless.tmp >> /etc/config/wireless
}
rm -f /tmp/wireless.tmp
grep -qs config /etc/config/wireless && {
/sbin/wifi up
} || {
rm -f /etc/config/wireless
}
scan_interfaces