Re: [Discuss-gnuradio] CMake builds vs Autotools builds

[Josh Blum]

On 12/05/2011 05:30 AM, Tom Rondeau wrote:
> On Mon, Dec 5, 2011 at 12:58 AM, Marcus D. Leech <address@hidden> wrote:
> 
>> I ran into a problem tonight when I tried to build gr-fcd -- it didn't
>> like the /usr/local/lib/libgnuradio*.la
>>  files that some previous Gnu Radio build had left lying around.  So, I
>> thought I'd do a make uninstall
>>  make; sudo make install from the CMake side, and everything would be
>> peachy.  Well, no.  The CMake
>>  side doesn't update those artifacts, it seems, so if you want a to
>> build an auto-tools based "add on",
>>  like gr-fcd, you had better make sure that you've recently done an
>> auto-tools build of Gnu Radio, so
>>  that the *.la artifacts are up-to-date.  This caused me grief because
>> at some point, around October 31,
>>  I'd done an auto-tools build that produced *syntactically invalid*
>>  *.la files, but since I'd subsequently
>>  moved my life over to CMake, I guess I never noticed, until I had to
>> build gr-fcd as an "add on".
> 
> 
> 
> Thanks, Marcus. I've been wondering if/when that was going to bite us in
> the ass. Josh and I worked on it a bit a while ago, but we didn't know any
> case where it wouldn't work. All I knew was that they were building
> different .la files. We'll have to investigate this again now that there's
> a known need.
> 
> Also, this is exactly why we have the parallel builds as we work out the
> kinks in cmake.
> 
> Tom
> 
> 

http://gnuradio.org/cgit/gnuradio.git/commit/?id=56fcd5f9b22af33976f9413d3a9d0aec41a7b556

-josh