Re: pwait(1) added

[matthew sporleder <msporleder%gmail.com@localhost>]

On Tue, Mar 3, 2015 at 8:37 PM, Roy Marples <roy%marples.name@localhost> wrote:
> On Tuesday 03 Mar 2015 21:17:34 Marc Balmer wrote:
>> Am 03.03.15 um 19:34 schrieb Christos Zoulas:
>> > It is a tool from FreeBSD that lets you wait for a set of abtrary pids
>> > to exit. Do you think this tool is useful or should I remove it? Joerg
>> > asked for a timeout feature. Is that something that should be added?
>> >
>> > https://www.freebsd.org/cgi/man.cgi?pwait
>>
>> you should not remove it.  it can be useful.  as for the timeout
>> feature, I don't see much gain in it.  Either you wait for a process, or
>> you don't.
>
> I disagree with that - everything should have a definable timeout. It sucks to
> wait for a constantly spinning process (for example, bugs!)
>
> If you don't specify a timeout then sure, wait forever.
>
> Roy

from flock(1)
     -w, --wait, --timeout seconds
                        Fail if the lock could not be obtained after seconds.

Seems like a smart addition from a similar-ish tool