Missing requirement for gr-gsm install, how do i install "libosmocoding" package on Ubuntu 18.04?

[lovepie-ny]

I am new to ubuntu on rasp pi4b but i am becoming a fan instantly. Trying to tinker with a quick gr-gsm set up with a generic RTL dongle. I followed the instructions to the letter in this link: https://osmocom.org/projects/gr-gsm/wiki/Installation this section:

Debbian-based distributions (Debian Testing, Ubuntu 16.04+, Kali Rolling Edition)

All the preceding steps are clean and successful.

Got the following error in the cmake .. step: -- Checking for module 'libosmocoding' -- No package 'libosmocoding' found -- Could NOT find libosmocoding (missing: LIBOSMOCODING_LIBRARY LIBOSMOCODING_INCLUDE_DIR)

I googled it and found nothing. please help. here are some of my set up info:

cmake version 3.10.2

CMake suite maintained and supported by Kitware (kitware.com/cmake).

Distributor ID: Ubuntu Description: Ubuntu 18.04.4 LTS Release: 18.04 Codename: bionic

[lovepie-ny]

-- The CXX compiler identification is GNU 7.5.0 -- The C compiler identification is GNU 7.5.0 -- Check for working CXX compiler: /usr/bin/c++ -- Check for working CXX compiler: /usr/bin/c++ -- works -- Detecting CXX compiler ABI info -- Detecting CXX compiler ABI info - done -- Detecting CXX compile features -- Detecting CXX compile features - done -- Check for working C compiler: /usr/bin/cc -- Check for working C compiler: /usr/bin/cc -- works -- Detecting C compiler ABI info -- Detecting C compiler ABI info - done -- Detecting C compile features -- Detecting C compile features - done -- Build type not specified: defaulting to release. -- Found Git: /usr/bin/git (found version "2.17.1") -- Extracting version information from git describe... -- Looking for pthread.h -- Looking for pthread.h - found -- Looking for pthread_create -- Looking for pthread_create - not found -- Looking for pthread_create in pthreads -- Looking for pthread_create in pthreads - not found -- Looking for pthread_create in pthread -- Looking for pthread_create in pthread - found -- Found Threads: TRUE
-- Boost version: 1.65.1 -- Found the following Boost libraries: -- filesystem -- system -- thread -- chrono -- date_time -- atomic -- -- Checking for module SWIG -- Found SWIG version 3.0.12. -- Found SWIG: /usr/bin/swig3.0
-- Found PkgConfig: /usr/bin/pkg-config (found version "0.29.1") -- Checking for module 'gnuradio-runtime' -- Found gnuradio-runtime, version 3.7.11 -- Found GNURADIO_RUNTIME: /usr/lib/aarch64-linux-gnu/libgnuradio-runtime.so;/usr/lib/aarch64-linux-gnu/libgnuradio-pmt.so;/usr/lib/aarch64-linux-gnu/liblog4cpp.so
-- Checking for module 'gnuradio-filter' -- Found gnuradio-filter, version 3.7.11 -- Found GNURADIO_FILTER: /usr/lib/aarch64-linux-gnu/libgnuradio-filter.so;/usr/lib/aarch64-linux-gnu/libgnuradio-fft.so;/usr/lib/aarch64-linux-gnu/libgnuradio-runtime.so;/usr/lib/aarch64-linux-gnu/libgnuradio-pmt.so;/usr/lib/aarch64-linux-gnu/liblog4cpp.so
-- Checking for module 'gnuradio-runtime' -- Found gnuradio-runtime, version 3.7.11 -- Found GNURADIO_PMT: /usr/lib/aarch64-linux-gnu/libgnuradio-runtime.so;/usr/lib/aarch64-linux-gnu/libgnuradio-pmt.so;/usr/lib/aarch64-linux-gnu/liblog4cpp.so
-- Checking for module 'volk' -- Found volk, version 1.3 -- Found VOLK: /usr/lib/aarch64-linux-gnu/libvolk.so
-- Checking for module 'cppunit' -- Found cppunit, version 1.14.0 -- Found CPPUNIT: /usr/lib/aarch64-linux-gnu/libcppunit.so;dl
-- Checking for module 'libosmocore' -- Found libosmocore, version 0.9.0 -- Found libosmocore: /usr/lib/aarch64-linux-gnu/libosmocore.so
-- Checking for module 'libosmocodec' -- Found libosmocodec, version 0.9.0 -- Found libosmocodec: /usr/lib/aarch64-linux-gnu/libosmocodec.so
-- Checking for module 'libosmocoding' -- No package 'libosmocoding' found -- Could NOT find libosmocoding (missing: LIBOSMOCODING_LIBRARY LIBOSMOCODING_INCLUDE_DIR) -- Checking for module 'libosmogsm' -- Found libosmogsm, version 0.9.0 -- Found libosmogsm: /usr/lib/aarch64-linux-gnu/libosmogsm.so
-- Compiling local version of libosmocoding -- Loading build date into constants... -- Loading version 0.42.2. into constants... -- Found PythonLibs: /usr/lib/aarch64-linux-gnu/libpython2.7.so (found suitable version "2.7.17", minimum required is "2") -- Found PythonInterp: /usr/bin/python2 (found suitable version "2.7.17", minimum required is "2") -- Performing Test HAVE_WNO_UNUSED_BUT_SET_VARIABLE -- Performing Test HAVE_WNO_UNUSED_BUT_SET_VARIABLE - Success -- Found Doxygen: /usr/bin/doxygen (found version "1.8.13") found components: doxygen dot -- Using install prefix: /usr/local -- Building for version: 0.42.2. / 0.42.2. -- Configuring done -- Generating done -- Build files have been written to: /home/ubuntu/gr-gsm/build

[Yacinetel]

livepie-ny, i am trying to install gr-gsm on ubuntu 18.04 , and it's gve me error on grgsm_livemon, like this: grgsm_livemon -g 30 [INFO] [UHD] linux; GNU C++ version 7.5.0; Boost_106501; UHD_3.15.0.HEAD-0-g4e06022c linux; GNU C++ version 7.3.0; Boost_106501; UHD_003.010.003.000-0-unknown

Cannot connect to server socket err = Aucun fichier ou dossier de ce type Cannot connect to server request channel jack server is not running or cannot be started JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock Found Rafael Micro R820T tuner gr-osmosdr 0.1.5 (0.1.5) gnuradio 3.7.14.0 built-in source types: file osmosdr fcd rtl rtl_tcp uhd miri hackrf rfspace airspy soapy redpitaya Using device #0 Realtek RTL2838UHIDIR SN: 00000001 Found Rafael Micro R820T tuner [R82XX] PLL not locked! Exact sample rate is: 2000000,052982 Hz [R82XX] PLL not locked! Erreur de segmentation (core dumped)

could you give me help to send me your step to install grgsm, UHD, gnu osmocom ..... please.