Re: [Discuss-gnuradio] Error compiling gr-ieee802.11

[Dmitriy Tochansky]

Andreas Yankopolus писал 2018-09-28 02:27:
> I’m trying to build and install GR and gr-ieee802.11 from the git
> repos, as I know that I’ll be wanting to examine and possibly
> single-step & instrument the underlying code for my project. This is
> on Ubuntu 18.04.

> [ 34%] Building CXX object
> lib/CMakeFiles/gnuradio-foo.dir/wireshark_connector_impl.cc.o
> /home/ayank/Documents/SDR/gr-foo/lib/wireshark_connector_impl.cc: In
> member function ‘virtual int
> gr::foo::wireshark_connector_impl::general_work(int, gr_vector_int&,
> gr_vector_const_void_star&, gr_vector_void_star&)’:
> /home/ayank/Documents/SDR/gr-foo/lib/wireshark_connector_impl.cc:185:18:
> error: ‘delete_head_blocking’ was not declared in this scope
>    pmt::pmt_t msg(delete_head_blocking(pmt::mp("in"), 100));
>                   ^~~~~~~~~~~~~~~~~~~~
> /home/ayank/Documents/SDR/gr-foo/lib/wireshark_connector_impl.cc:185:18:
> note: suggested alternative: ‘delete_head_nowait’
>    pmt::pmt_t msg(delete_head_blocking(pmt::mp("in"), 100));
>                   ^~~~~~~~~~~~~~~~~~~~
>                   delete_head_nowait

You need to build gr-foo against maint-3.7 branch of gnuradio.
There is no 'delete_head_blocking' in master branch.
Here is a link to patch 
https://github.com/gnuradio/gnuradio/commit/5197311dd22744b784ff9ae2cd965a26ef04f4a4

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