代码及具体的安装步骤见CGRAN的Two-Way Relaying with Network Coding项目。CGRAN上面是基于svn，通过git svn转换为git。此外修正了一点安装上的Errors。

• GNURadio v3.2.2
• Reed-Solomon Python Extension Module

spectrumdisplayform_moc.cc:14:2: error: #error "This file was generated using the moc from 4.5.0. It" spectrumdisplayform_moc.cc:15:2: error: #error "cannot be used with the include files from this version of Qt." spectrumdisplayform_moc.cc:16:2: error: #error "(The moc has changed too much.)"

Solution: reconfiguration like this

$ make clean

$ ./bootstrap

ImportError: No module named _tkinter

Solution: Install the python-tk package (for Ubuntu)

$ sudo apt-get install python-tk

Error: Directory including modulation schemes not found! Check the absolute path in my_gnuradio/blks2/init.py! /home/iot/git/relaying_schemes_implementation/trunk/my_gnuradio/blk2

Solution: Change absolute path in variable p in ../my_gnuradio/blks2/init.py in order to make it point to the location where this file is located.

ImportError: No module named blks2impl.logpwrfft

Solution:

$ exec "from blks2impl.%s import *" % (f,) =>

$ exec "from my_gnuradio.blks2impl.%s import *" % (f,)

ImportError: No module named usrp_options

ImportError: No module named generic_usrp

ImportError: No module named pick_bitrate

Solution: copy usrp_options.py, generic_usrp.py, pick_bitrate.py from gnuradio-examples/digital/