gnss-sdr/src/algorithms/libs/volk_gnsssdr/python/volk_gnsssdr_modtool/cfg.py

105 lines
3.5 KiB
Python

#!/usr/bin/env python
#
# Copyright 2013 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.
#
import ConfigParser
import sys
import os
import exceptions
import re
class volk_gnsssdr_modtool_config:
def key_val_sub(self, num, stuff, section):
return re.sub('\$' + 'k' + str(num), stuff[num][0], (re.sub('\$' + str(num), stuff[num][1], section[1][num])));
def verify(self):
for i in self.verification:
self.verify_section(i)
def remap(self):
for i in self.remapification:
self.verify_section(i)
def verify_section(self, section):
stuff = self.cfg.items(section[0])
for i in range(len(section[1])):
eval(self.key_val_sub(i, stuff, section))
try:
val = eval(self.key_val_sub(i, stuff, section))
if val == False:
raise exceptions.ValueError
except ValueError:
raise exceptions.ValueError('Verification function returns False... key:%s, val:%s'%(stuff[i][0], stuff[i][1]))
except:
raise exceptions.IOError('bad configuration... key:%s, val:%s'%(stuff[i][0], stuff[i][1]))
def __init__(self, cfg=None):
self.config_name = 'config'
self.config_defaults = ['name', 'destination', 'base']
self.config_defaults_remap = ['1',
'self.cfg.set(self.config_name, \'$k1\', os.path.realpath(os.path.expanduser(\'$1\')))',
'self.cfg.set(self.config_name, \'$k2\', os.path.realpath(os.path.expanduser(\'$2\')))']
self.config_defaults_verify = ['re.match(\'[a-zA-Z0-9]+$\', \'$0\')',
'os.path.exists(\'$1\')',
'os.path.exists(\'$2\')']
self.remapification = [(self.config_name, self.config_defaults_remap)]
self.verification = [(self.config_name, self.config_defaults_verify)]
default = os.path.join(os.getcwd(), 'volk_gnsssdr_modtool.cfg')
icfg = ConfigParser.RawConfigParser()
if cfg:
icfg.read(cfg)
elif os.path.exists(default):
icfg.read(default)
else:
print "Initializing config file..."
icfg.add_section(self.config_name)
for kn in self.config_defaults:
rv = raw_input("%s: "%(kn))
icfg.set(self.config_name, kn, rv)
self.cfg = icfg
self.remap()
self.verify()
def read_map(self, name, inp):
if self.cfg.has_section(name):
self.cfg.remove_section(name)
self.cfg.add_section(name)
for i in inp:
self.cfg.set(name, i, inp[i])
def get_map(self, name):
retval = {}
stuff = self.cfg.items(name)
for i in stuff:
retval[i[0]] = i[1]
return retval