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#
# Copyright 2013, 2018 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
# GNU Radio is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3, or (at your option)
# any later version.
#
# GNU Radio is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNU Radio; see the file COPYING. If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street,
# Boston, MA 02110-1301, USA.
#
""" Base class for the modules """
from __future__ import print_function
from __future__ import absolute_import
from __future__ import unicode_literals
import os
import re
import glob
import logging
import itertools
try:
from types import SimpleNamespace
except:
# Py2.7 doesn't have SimpleNamespace, soooo use what Py3 docs say is roughly equivalent
class SimpleNamespace:
def __init__(self, **kwargs):
self.__dict__.update(kwargs)
def __repr__(self):
keys = sorted(self.__dict__)
items = ("{}={!r}".format(k, self.__dict__[k]) for k in keys)
return "{}({})".format(type(self).__name__, ", ".join(items))
def __eq__(self, other):
return self.__dict__ == other.__dict__
from gnuradio import gr
from ..tools import get_modname, SCMRepoFactory
logger = logging.getLogger('gnuradio.modtool')
def get_block_candidates():
""" Returns a list of all possible blocknames """
block_candidates = []
cpp_filters = ["*.cc", "*.cpp"]
cpp_blocks = []
for ftr in cpp_filters:
cpp_blocks += [x for x in glob.glob1("lib", ftr) if not (x.startswith('qa_') or
x.startswith('test_'))]
python_blocks = [x for x in glob.glob1("python", "*.py") if not (x.startswith('qa_') or
x.startswith('build') or x.startswith('__init__'))]
for block in itertools.chain(cpp_blocks, python_blocks):
block = os.path.splitext(block)[0]
block = block.split('_impl')[0]
block_candidates.append(block)
return block_candidates
class ModToolException(Exception):
""" Standard exception for modtool classes. """
pass
class ModTool(object):
""" Base class for all modtool command classes. """
name = 'base'
description = None
def __init__(self, blockname=None, module_name=None, **kwargs):
# List subdirs where stuff happens
self._subdirs = ['lib', 'include', 'python', 'swig', 'grc']
self.has_subdirs = {}
self.skip_subdirs = {}
self.info = {}
self._file = {}
for subdir in self._subdirs:
self.has_subdirs[subdir] = False
self.skip_subdirs[subdir] = False
self.info['blockname'] = blockname
self.info['modname'] = module_name
self.cli = kwargs.get('cli', False)
self.dir = kwargs.get('directory', '.')
self.skip_subdirs['lib'] = kwargs.get('skip_lib', False)
self.skip_subdirs['python'] = kwargs.get('skip_python', False)
self.skip_subdirs['swig'] = kwargs.get('skip_swig', False)
self.skip_subdirs['grc'] = kwargs.get('skip_grc', False)
self._scm = kwargs.get('scm_mode',
gr.prefs().get_string('modtool', 'scm_mode', 'no'))
if not self.cli:
logging.basicConfig(level=logging.ERROR, format='%(message)s')
self.info['yes'] = True
else:
self.info['yes'] = kwargs.get('yes', False)
from ..cli import setup_cli_logger
setup_cli_logger(logger)
if not type(self).__name__ in ['ModToolInfo', 'ModToolNewModule']:
if self.cli:
self._validate()
def _validate(self):
""" Validates the arguments """
if not isinstance(self.skip_subdirs['lib'], bool):
raise ModToolException('Expected a boolean value for skip_lib')
if not isinstance(self.skip_subdirs['swig'], bool):
raise ModToolException('Expected a boolean value for skip_swig')
if not isinstance(self.skip_subdirs['python'], bool):
raise ModToolException('Expected a boolean value for skip_python')
if not isinstance(self.skip_subdirs['grc'], bool):
raise ModToolException('Expected a boolean value for skip_grc')
self._assign()
def _assign(self):
if not self._check_directory(self.dir):
raise ModToolException('No GNU Radio module found in the given directory.')
if self.info['modname'] is None:
self.info['modname'] = get_modname()
if self.info['modname'] is None:
raise ModToolException('No GNU Radio module found in the given directory.')
if self.info['version'] == '36' and (
os.path.isdir(os.path.join('include', self.info['modname'])) or
os.path.isdir(os.path.join('include', 'gnuradio', self.info['modname']))
):
self.info['version'] = '37'
if not os.path.isfile(os.path.join('cmake', 'Modules', 'FindCppUnit.cmake')):
self.info['version'] = '38'
if self.skip_subdirs['lib'] or not self.has_subdirs['lib']:
self.skip_subdirs['lib'] = True
if not self.has_subdirs['python']:
self.skip_subdirs['python'] = True
if self._get_mainswigfile() is None or not self.has_subdirs['swig']:
self.skip_subdirs['swig'] = True
if not self.has_subdirs['grc']:
self.skip_subdirs['grc'] = True
self._setup_files()
self._setup_scm()
def _setup_files(self):
""" Initialise the self._file[] dictionary """
if not self.skip_subdirs['swig']:
self._file['swig'] = os.path.join('swig', self._get_mainswigfile())
self.info['pydir'] = 'python'
if os.path.isdir(os.path.join('python', self.info['modname'])):
self.info['pydir'] = os.path.join('python', self.info['modname'])
self._file['qalib'] = os.path.join('lib', 'qa_{}.cc'.format(self.info['modname']))
self._file['pyinit'] = os.path.join(self.info['pydir'], '__init__.py')
self._file['cmlib'] = os.path.join('lib', 'CMakeLists.txt')
self._file['cmgrc'] = os.path.join('grc', 'CMakeLists.txt')
self._file['cmpython'] = os.path.join(self.info['pydir'], 'CMakeLists.txt')
if self.info['is_component']:
self.info['includedir'] = os.path.join('include', 'gnuradio', self.info['modname'])
elif self.info['version'] in ('37', '38'):
self.info['includedir'] = os.path.join('include', self.info['modname'])
else:
self.info['includedir'] = 'include'
self._file['cminclude'] = os.path.join(self.info['includedir'], 'CMakeLists.txt')
self._file['cmswig'] = os.path.join('swig', 'CMakeLists.txt')
self._file['cmfind'] = os.path.join('cmake', 'Modules', 'howtoConfig.cmake')
def _setup_scm(self, mode='active'):
""" Initialize source control management. """
self.options = SimpleNamespace(scm_mode = self._scm)
if mode == 'active':
self.scm = SCMRepoFactory(self.options, '.').make_active_scm_manager()
else:
self.scm = SCMRepoFactory(self.options, '.').make_empty_scm_manager()
if self.scm is None:
logger.error("Error: Can't set up SCM.")
exit(1)
def _check_directory(self, directory):
""" Guesses if dir is a valid GNU Radio module directory by looking for
CMakeLists.txt and at least one of the subdirs lib/, python/ and swig/.
Changes the directory, if valid. """
has_makefile = False
try:
files = os.listdir(directory)
os.chdir(directory)
except OSError:
logger.error("Can't read or chdir to directory {}.".format(directory))
return False
self.info['is_component'] = False
for f in files:
if os.path.isfile(f) and f == 'CMakeLists.txt':
with open(f) as filetext:
if re.search('find_package\(Gnuradio', filetext.read()) is not None:
self.info['version'] = '36' # Might be 37, check that later
has_makefile = True
elif re.search('GR_REGISTER_COMPONENT', filetext.read()) is not None:
self.info['version'] = '36' # Might be 37, check that later
self.info['is_component'] = True
has_makefile = True
# TODO search for autofoo
elif os.path.isdir(f):
if (f in list(self.has_subdirs.keys())):
self.has_subdirs[f] = True
else:
self.skip_subdirs[f] = True
return bool(has_makefile and (list(self.has_subdirs.values())))
def _get_mainswigfile(self):
""" Find out which name the main SWIG file has. In particular, is it
a MODNAME.i or a MODNAME_swig.i? Returns None if none is found. """
modname = self.info['modname']
swig_files = (modname + '.i',
modname + '_swig.i')
for fname in swig_files:
if os.path.isfile(os.path.join(self.dir, 'swig', fname)):
return fname
return None
def run(self):
""" Override this. """
raise NotImplementedError('Module implementation missing')
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