On 7/26/2018 6:54 PM, Brian J. Murrell wrote:
> On Thu, 2018-07-26 at 08:51 -0700, Tom Eastep wrote:
>>
>> Brian,
>
> Hi Tom,
>
>> Can you point me to online documentation that describes how this
>> 'lock'
>> utility is supposed to work?
>
> It's a busybox applet added to busybox by OpenWRT. Here's the source
> for it:
>
> https://github.com/openwrt/openwrt/blob/154c0c4006daf41e2cbb6c8b7ad5557f83dfea3e/package/utils/busybox/patches/220-add_lock_util.patch
>
> There seems to be minimal documentation at:
>
> https://wiki.openwrt.org/inbox/script/manual_busybox_functions_openwrt
>
root@LEDE:~# cat /etc/banner | grep -i reboot
\ DE \ / Reboot (17.01.4, r3560-79f57e422d)
root@LEDE:~# lock -k
Usage: lock [-suw] <filename>
-s Use shared locking
-u Unlock
-w Wait for the lock to become free, don't acquire lock
-n Don't wait for the lock to become free. Fail with exit code
root@LEDE:~#
HTH
-Matt
--
Matt Darfeuille
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