std::shared_ptr<gr::air_modes::preamble_impl>

[gariac]

opensuse 15.2 5.3.18-lp152.95-default #1 SMP Tue Oct 5 07:30:50 UTC 2021 (7cfc6af) x86_64 x86_64 x86_64 GNU/Linux
gnuradio 3.9.4 just installed. Here is the error message.

11%] Building CXX object lib/CMakeFiles/air_modes.dir/preamble_impl.cc.o
/usr/local/src/gr-air-modes/lib/preamble_impl.cc: In static member function ‘static gr::air_modes::preamble::sptr gr::air_modes::preamble::make(float, float)’:
/usr/local/src/gr-air-modes/lib/preamble_impl.cc:38:38: error: could not convert ‘gnuradio::get_initial_sptr(T*) with T = gr::air_modes::preamble_impl’ from ‘std::shared_ptrgr::air_modes::preamble_impl’ to ‘gr::air_modes::preamble::sptr’ {aka ‘boost::shared_ptrgr::air_modes::preamble’}
38 | return gnuradio::get_initial_sptr(new air_modes::preamble_impl(channel_rate, threshold_db));
| ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
| |
| std::shared_ptrgr::air_modes::preamble_impl
make[2]: *** [lib/CMakeFiles/air_modes.dir/build.make:80: lib/CMakeFiles/air_modes.dir/preamble_impl.cc.o] Error 1
make[1]: *** [CMakeFiles/Makefile2:286: lib/CMakeFiles/air_modes.dir/all] Error 2
make: *** [Makefile:158: all] Error 2