There's a GR_REQUIRED_COMPONENTS CMake variable[e.g. 1]; add FILTER.
Best regards,
Marcus
[1] https://github.com/marcusmueller/gr-debugme/blob/master/CMakeLists.txt#L113
Am 15. Mai 2015 11:47:51 MESZ, schrieb Su Li <liis...@gmail.com>:
>Hi all,
>
>I found the problem.
>
>In my OOT block, I try to use mmse_fir_interpolator. Thus, in the
>my_block_impl.h file I use the following code to include the fir
>interpolator:
>
>*#include <gnuradio/filter/mmse_fir_interpolator_ff.h>*
>
>But when I run ctest for my block, I got the following error:
>
>*ImportError:
>/home/suli/gr-ctia802_15_4/build/lib/libgnuradio-ctia802_15_4.so:
>undefined
>symbol: _ZN2gr6filter24mmse_fir_interpolator_ffC1Ev*
>
>where ctia802_15_4 is my OOT module name. It seems that this fir filter
>is
>not correctly included.
>
>Anyone can tell me how to fix it? Thanks in advance.
>
>Best regards,
>
>Su Li
>
>
>2015-05-14 14:33 GMT+02:00 Su Li <liis...@gmail.com>:
>
>> Hi Peter,
>>
>> Thanks for your reply and suggestions.
>>
>> I checked all the 4 files. I changed the original module and block
>names
>> of build-in block into my module and block names. But unfortunately,
>the
>> error still exists.
>>
>> Could it be possibly because the build-in block, in my case
>> "clock_recovery_mm_ff" block, has some special dependency which is
>included
>> in the code of the module but not in the code of the block.
>>
>> The type of "clock_recovery_mm_ff" block is abnormal. It is just
>block,
>> not gr::block nor gr::sync_block as mentioned in the OOT tutorial .
>Here is
>> the code of declaration of this block in *.h file in "include"
>folder.
>>
>> class DIGITAL_API clock_recovery_mm_ff : virtual public block
>>
>> In my code, I change it into
>>
>> class MY_MODULE_API my_block : virtual public block
>>
>> Thank you for your reply again.
>>
>> Best regards,
>>
>> Su Li
>>
>>
>>
>>
>> 2015-05-13 20:36 GMT+02:00 Peter Mathys <mat...@colorado.edu>:
>>
>>> I've had a similar problem when I generated files for my own module
>>> using the gr_modtool and then copied some existing code by replacing
>the
>>> file(s) that gr_modtool generates. It turns out I had overlooked
>that the
>>> new "my_block" name needs to be changed in several places, like the
>>> namespace declaration, the #include compiler directive, and the
>conditional
>>> #ifndef INCLUDED ... directives. Once I updated that correctly the
>>> AttributeError got resolved.
>>>
>>> -Peter-
>>>
>>>
>>>
>>> On 5/13/2015 10:38 AM, Su Li wrote:
>>>
>>> Dear All,
>>>
>>> I am trying to make an out of tree module by following the tutorial
>on
>>> Gnu radio website. I can write simple blocks in C++, compile it and
>install
>>> it to it usable in Gnuradio company.
>>>
>>> But for some complex block, I want to implement them based on the
>>> gnuradio build-in blocks, for example, clock_recovery_mm_ff. So I
>make a
>>> new block in my out-of-tree module and try to first "copy" the
>build-in
>>> block into my out-of-tree module.
>>>
>>> I changed the following 4 files in my OOT module to match the
>>> corresponding files of the build-in block:
>>>
>>> lib/my_block_impl.cc
>>> lib/my_block_impl.h
>>> include/my_block.h
>>> grc/my_block.xml
>>>
>>> In each file, I changed all the "clock_recovery_mm_ff" into
>"my_block".
>>>
>>> I can successfully make and install the block without error and
>>> warring. But when I try to run the grc graph, an error happens.
>>>
>>> AttributeError: 'module' object has no attribute 'my_block'.
>>>
>>> Anyone can tell me what I should do to correct this error? Is there
>any
>>> other files I should change?
>>>
>>> When I make simple blocks by myself, I only change this 4 files and
>it
>>> works.
>>>
>>> Best regards,
>>>
>>> Su Li
>>>
>>>
>>> _______________________________________________
>>> Discuss-gnuradio mailing
>listDiscuss-gnuradio@gnu.orghttps://lists.gnu.org/mailman/listinfo/discuss-gnuradio
>>>
>>>
>>>
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>>> Discuss-gnuradio@gnu.org
>>> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
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>>>
>>
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