Re: [PHP-DEV] Scope of set_time_limit From: Zeev Suraski (zeev <email protected>)
Date: 01/15/01

Right - as I said, the executed program will go on running, whereas the
script will terminate...

At 01:44 16/1/2001, Zak Greant wrote:
>Zeev Suraski wrote:
> > BTW, offhand, I'm not sure that it's really not working. The time limit
> > should still be imposed (at least under UNIX, not under Windows).
>However,
> > the executed program will go on running.
>
> I did a very basic test:
>
> <?php
> set_time_limit (1);
>
> print exec ('for file in `ls -R /`; do echo $file; done');
>
> for ($x=0; $x < 1000000; ++$x) ;
> echo "Foo!";
> ?>
>
> The script runs, exiting with this message:
> /var/yp/binding
> Fatal error: Maximum execution time of 1 second exceeded in
>/home/zak/public_html/stl.php on line 6
>
> It looks like the time limit does not apply to the executed program...
>
> --zak
>
> >
> > Zeev
> >
> > At 07:17 15/1/2001, Zak Greant wrote:
> > >A recent note added to the manual errata pointed out the
> > >set_time_limit does not affect system commands that have
> > >been executed by PHP.
> > >
> > >I would guess that attempting to limit system behavior in
> > >this way is beyond the scope of set_time_limit.
> > >
> > >Any opinions or options on this issue? My feeling is that
> > >we document that set_time_limit is not a safe way to limit
> > >the resource usage of commands run via calls to exec, etc...
> > >
> > >--zak
> > >
> > >
> > >
> > >--
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> >
> > --
> > Zeev Suraski <zeev <email protected>>
> > CTO & co-founder, Zend Technologies Ltd. http://www.zend.com/
> >
> >
> > --
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> > 

--
Zeev Suraski <zeev <email protected>>
CTO &  co-founder, Zend Technologies Ltd. http://www.zend.com/

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