Re: [Discuss-gnuradio] cmake build not placing lib*.so properly

[Marcus D. Leech]

On 13/01/12 02:21 PM, Josh Blum wrote:
>
> On 01/13/2012 11:01 AM, Marcus D. Leech wrote:
>   
>> Observe the following directory listing:
>>
>> address@hidden ~]$ ls -l /usr/local/lib/libgnuradio-core*
>> lrwxrwxrwx 1 root root      34 2012-01-13 13:56
>> /usr/local/lib/libgnuradio-core-3.5.2git.so.0 ->
>> libgnuradio-core-3.5.2git.so.0.0.0
>> lrwxrwxrwx 1 root root      34 2012-01-13 13:56
>> /usr/local/lib/libgnuradio-core.so -> libgnuradio-core-3.5.2git.so.0.0.0
>> -rwxr-xr-x 1 root root 2108365 2012-01-13 13:45
>> /usr/local/lib/libgnuradio-core.so.0.0.0
>>
>> Notice how libgnuradio-core.so  points off to nothingness
>>
>> Now, gnuradio-based *applications* seem to be just fine with this, after
>> running ldconfig.
>>
>> But, for example, if you pull something, like gr-stream-tags off of
>> CGRAN, and try to build the result, it
>>   will barf on a linker error, due to not being able to resolve
>> "-lgnuradio-core" (and others).
>>
>> So the question is, where is cmake getting its notion of how to name
>> these things, and set up the
>>   symlink hierarchy?  If it comes from the ".pc" files, I'll note that
>> they haven't been updated since
>>   I last ran an autotools build, 5 days ago.  Does cmake update the
>> ".pc" files?  How is this
>>   dangling symlink problem happening?
>>
>>
>>     
> The weirdness comes from this code:
> http://gnuradio.org/cgit/gnuradio.git/tree/cmake/Modules/GrMiscUtils.cmake?h=maint#n151
>
> The symlinks looks like this on my system:
> http://pastebin.com/Q4Vuz8Kb
>
> What is your os? I think this line for you isnt changing the library
> target name to ${target}-${LIBVER}. Does that sound like the issue?
>
> set_target_properties(${target} PROPERTIES LIBRARY_OUTPUT_NAME
> ${target}-${LIBVER} SOVERSION "0.0.0")
>
> -Josh
>
>
>   
It's a Fedora-12 32-bit machine.  With cmake-2.6.4-5.fc12.i686

That could be the issue, yes.  But I'm not a Cmake guy at all.



-- 
Principal Investigator
Shirleys Bay Radio Astronomy Consortium
http://www.sbrac.org