Never, it's obsolete; use gr_modtool to generate a 3.7 module, and refer
to the GR wiki for instructions.
On 04.09.2013 16:53, Driesprong, Fokko wrote:
Hi Martin Braun,
Thanks for the information. I was aware of that. When
can gr-howto-write-a-block for version 3.7 be expected?
Kind regards,
ing. Fokko Driesprong
2013/9/4 Martin Braun (CEL) <martin.br...@kit.edu
<mailto:martin.br...@kit.edu>>
FYI: Gruel was removed in 3.7.
See also:
http://gnuradio.org/redmine/projects/gnuradio/wiki/Move_3-6_to_3-7
MB
On Wed, Sep 04, 2013 at 11:55:59AM +0200, Marcus Müller wrote:
> Gruel really IS a part of GNU Radio. You never need gruel /
gruel-dev on a
> system to compile GNU Radio, since the GR source tree _contains_
gruel.
> Since it is integral to GR, a gruel from a different version of
GNU Radio
> (which is most probably the case when you install it via your
package manager),
> will almost never do. Please do not mix up GNU Radio versions.
>
> On 09/04/2013 11:49 AM, Driesprong, Fokko wrote:
>
> Hi Marcus,
>
>
> Thanks for the response and thoughts.
>
>
> I am running Ubuntu 12.04 on the beaglebone. I don't use any
GUI, and I
> start the gr-ais script from the commandline. With the
cortex A8 and neon
> co-processor the beaglebone is suprisingly powerfull.
>
>
> Currently I am developing on a Ubuntu 13.10 desktop with the
same gnuradio
> (3.7.2) and with the libgruel-dev and libgruel0 package
uninstalled. I
> don't have these available on the beaglebone. I believe when
I run 3.7 with
> the gruelpackage remove (since it is depricated), it uses
the methods from
> these packages. Please correct me if I am wrong on this.
>
>
> Maybe I will go back to 3.6 to check if the Beaglebone is
powerfull enough.
>
>
> Kind regards,
>
>
> Fokko Driesprong
>
>
>
> 2013/9/3 Marcus Müller <mar...@hostalia.de
<mailto:mar...@hostalia.de>>
>
>
> Hi Fokko,
>
> awesome project!
> Although this might not actually help the matter on hand
much:
> Compiling something as big as GNU Radio on something as
weak and
> embedded as a beaglebone is a really bad idea, since
especially the
> linking process requires large amounts of RAM and I
would not guarantee
> that it will work with only 512MB RAM at all.
>
> So for your porting efforts, you really should work on a
fully fledged
> PC. When everything is up and running, you might want to
cross-compile
> GNU Radio and gr-ais for your beaglebone; but the latter
really should
> not be your development environment of choice.
>
> You should not install a version of gruel that does not
belong to your
> GR version, so fetching gruel from your package manager
and installing
> GR from git does not sound ok; gruel is part of the GNU
Radio runtime
> and therefore is not necessary to install GNU Radio.
>
> So: On your PC, uninstall gruel using your package
manager, build and
> install GNU Radio from source (using the build-gnuradio
script or even
> better pybombs), and port gr-ais to GR3.7.
>
> When that works, set up a cross-compiling environment
for your linux of
> choice on the beaglebone (I'm tempted to say Ubuntu
13.10 is not the
> right distribution for an embedded environment that is
less powerful
> than recent smartphones), and compile GNU Radio for
that; do the same
> for gr-ais and install both on your beaglebone.
>
> Hope I was of assistance anyhow,
> Marcus Müller
>
>
> Dear Gnuradio members,
>
>
> I am working on a port for GR-AIS to version 3.7.
The initial
> version was for GN3.3, later it is merged to CMake.
>
>
> The problem is that I am trying to compile Gnuradio
with the gr-ais
> extension on a beaglebone black (bbb). I managed to
compile 3.7 on
> the bbb, but the problem is that I don't have GRUEL
available. On a
> x86 it is possible to pull (libgruel) from the
package-manager. So
> I decided that the fastest to get everything running
is to upgrade
> gr-ais to version 3.7. I managed to do this using
the wiki.
>
>
> I believe that the cpp is up and running, it
compiles fine, but am
> running into some problems with CMake. I haven't
worked with CMake
> before, so I haven't worked with the scripting
earlier. The problem
> is CMake+SWIG. When Python tries to invoke Boost it
gives an error.
>
>
> Traceback (most recent call last):
>
> File "/usr/local/bin/ais_rx.py", line 15, in <module>
>
> from gr_ais import *
>
> File
"/usr/local/lib/python2.7/dist-packages/gr_ais/__init__.py",
> line 45, in <module>
>
> from gr_ais_swig import *
>
> File "/usr/local/lib/python2.7/dist-packages/gr_ais/
> gr_ais_swig.py", line 26, in <module>
>
> _gr_ais_swig = swig_import_helper()
>
> File "/usr/local/lib/python2.7/dist-packages/gr_ais/
> gr_ais_swig.py", line 22, in swig_import_helper
>
> _mod = imp.load_module('_gr_ais_swig', fp, pathname,
> description)
>
> ImportError:
/usr/local/lib/python2.7/dist-packages/gr_ais/
> _gr_ais_swig.so: undefined symbol:
> _ZN5boost6system15system_categoryEv
>
>
> I have re-installed Ubuntu 13.10 and installed
gnuradio with the
> latest git version. The make test succeeded. I have
forked the
> gr-ais repository into a seperate public repo.
>
>
> If someone has any idea, please let me know!
>
>
> Kind regards,
>
>
> ing. Fokko Driesprong
>
>
>
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--
Karlsruhe Institute of Technology (KIT)
Communications Engineering Lab (CEL)
Dipl.-Ing. Martin Braun
Research Associate
Kaiserstraße 12
Building 05.01
76131 Karlsruhe
Phone: +49 721 608-43790 <tel:%2B49%20721%20608-43790>
Fax: +49 721 608-46071 <tel:%2B49%20721%20608-46071>
www.cel.kit.edu <http://www.cel.kit.edu>
KIT -- University of the State of Baden-Württemberg and
National Laboratory of the Helmholtz Association
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