When you go to the GNU Radio website, then navigate to the tutorials section, there's a tutorial "How to design a signal processing block with variable types of inputs or outputs".
It's a bit outdated, but really not hard to find. http://gnuradio.org/redmine/projects/gnuradio/wiki/Tutorials#How-to-design-a-signal-processing-block-with-variable-types-of-inputs-or-outputs MB On Tue, Nov 13, 2012 at 06:20:45AM -0800, Ahmed Zaheer wrote: > I really need some help in making custom blocks with input/outputs of variable > data types. > > Has anybody done this before? Any Tutorial/Link? > > > > Regards. > > Ahmed. > > > ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ > From: Ahmed Zaheer <ghumman1...@yahoo.com> > To: Tom Rondeau <t...@trondeau.com> > Cc: "discuss-gnuradio@gnu.org" <discuss-gnuradio@gnu.org> > Sent: Friday, November 9, 2012 8:10 AM > Subject: Re: [Discuss-gnuradio] custom block with variable type > inputs/outputs. > > > Dear Tom, > > I added the lines in CMakeLists.txt file in the lib and include directories. > But I am having the following error when I try to do "make" in build > directory. > > /home/ghumman/gnuradio/gr-ghumman/include/ghumman_addVar_xx.h.t :27: Error: > Illegal token '@'. > > /home/ghumman/gnuradio/gr-ghumman/include/ghumman_addVar_xx.h.t :27: Syntax > error in input(1). > > > But as you know this '@' is the part of template and comes in the code as # > include <@Name@>. > > > Please help me in this matter. Also I am well familiar with making custom > blocks having a single type of inputs/outputs. > > > Regards. > > Ahmed. > > > ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ > From: Tom Rondeau <t...@trondeau.com> > To: Ahmed Zaheer <ghumman1...@yahoo.com> > Cc: "discuss-gnuradio@gnu.org" <discuss-gnuradio@gnu.org> > Sent: Thursday, November 8, 2012 5:27 PM > Subject: Re: [Discuss-gnuradio] custom block with variable type > inputs/outputs. > > > On Thu, Nov 8, 2012 at 7:25 PM, Ahmed Zaheer <ghumman1...@yahoo.com> wrote: > > Whenever I try to make my own block with variable type inputs/outputs, i am > > not able to do so. > > I added the template files like my_amplifer_xx.c.t and my_amplifier_xx.h.t > > to lib and include folders respectively and add their names to swig folder > > CMakefiles and tried a lot of stuff to make the custom block but was not > > able to do so. > > Does anybody know exactly how it's different from making custom blocks with > > variable inputs/outputs. > > > > I really appreciate everybody's help. > > Ahmed. > > Did you add the right lines in the CMakeLists.txt file in the lib and > include directories, too? > > Tom > > > > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > > > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- 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 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State of Baden-Württemberg and National Laboratory of the Helmholtz Association
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