[pulseaudio-discuss] [PATCH] util: Try finding out application name using dladdr if available

Felipe Sateler fsateler at debian.org
Mon Aug 18 08:14:26 PDT 2014


On Mon, Aug 18, 2014 at 9:36 AM, Felipe Sateler <fsateler at debian.org> wrote:
> On Mon, Aug 18, 2014 at 3:07 AM, Rémi Denis-Courmont <remi at remlab.net> wrote:
>> Le 2014-08-14 07:44, Felipe Sateler a écrit :
>>
>>> +#ifdef HAVE_DLADDR
>>> +extern int main(int, char*[]);
>>> +#endif
>>
>>
>> So what exports the main symbol while linking the library? If nothing does,
>> then builds may fail due to undefined symbols, e.g. when using "-z defs"
>> flag to GNU/ld.
>
> You are correct. When building with -z defs the library cannot be
> linked. I think it is possible to change this to use dlsym to find the
> main function. Will post an updated patch when I have this working.

And I just got a report from a user that kde breaks due to this
change. Possibly "main" does not exist when pulse is loaded via the
kde machinery.


-- 

Saludos,
Felipe Sateler


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