Re: [E-devel] elm_ethumb / dbus / ethumb setup problem

[Gustavo S. B. <bar...@pr...>]

On Wed, Jul 14, 2010 at 11:54 PM, Brian Wang <bri...@gm...> wrote:
> On Thu, Jul 15, 2010 at 10:03 AM, Gustavo Sverzut Barbieri
> <bar...@pr...> wrote:
>> On Wed, Jul 14, 2010 at 10:41 PM, Brian Wang <bri...@gm...> wrote:
>>> Hello all,
>>>
>>> I'm playing with elm_ethumb on my target but the app just stops
>>> responding (little to none CPU usage).
>>> The same app runs on my x86 box without a problem.
>>>
>>> I guess it's a dbus/ethumb? setup problem; however, I have no clue
>>> what the problem is and where to check.
>>>
>>> Any pointers?  What files are essential for elm_ethumb to work?
>>> Thanks in advance.
>>
>> First, if you are using on ARM, check out the latest version as we
>> found some non-aligned memory access.
>
> Thank you for your input. :-)
>
> I'm using a quite fresh version: r50261.
>
>>
>> Then you need to be sure DBus is activating ethumbd when it is
>> required (dbus activation), should be easy to check if it is running
>> with "ps ax | grep ethumbd", if it is running.   When a service name
>> is requested, DBus will activate the corresponding service using the
>> instructions shipped in its .service file, so be sure you have it
>> (mine is at /usr/share/dbus-1/services/org.enlightenment.Ethumb.service)
>
> I think I haven't got that far.
> I tested with ethumb with:
> # ethumb -s 100x100 -f jpg input.jpg
> It never terminates.  It just sleeps and does not respond to Ctrl+C.
> With the help of strace, I found it stops at:
> -------------
> close(5)                                = 0
> munmap(0x40a08000, 4096)                = 0
> futex(0x4042be88, FUTEX_WAIT, 0, NULL)  = ? ERESTARTSYS (To be restarted)
> -------------
> Any ideas?  I'm totally clueless...

try to gdb and see a backtrace. To mee it looks weird and an unrelated
problem that is triggered there as we don't do threads (explicitly)
there.

-- 
Gustavo Sverzut Barbieri
http://profusion.mobi embedded systems
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