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Re: [Discuss-gnuradio] cmake build not placing lib*.so properly
From: |
Marcus D. Leech |
Subject: |
Re: [Discuss-gnuradio] cmake build not placing lib*.so properly |
Date: |
Fri, 13 Jan 2012 14:34:02 -0500 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.15) Gecko/20101027 Fedora/3.0.10-1.fc12 Thunderbird/3.0.10 |
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