#!/usr/bin/env python
from __future__ import print_function;
__doc__="""
 Print conf file as variable assignments.

 The output format is
 <section>_<option>=<value>

 If multiple files are specified, the result is a
 set of options merged by sections.  In the case of option name
 conflicts, the last definition wins.
""" 

import argparse,ConfigParser,os,sys


if __name__ == '__main__':
    parser = argparse.ArgumentParser( description=__doc__ )
    parser.add_argument( 'conf_files', nargs='+', help="Configuration files to read in" )
    args = parser.parse_args()

    cp = ConfigParser.SafeConfigParser()
    for cf in args.conf_files:
        cp.readfp( open(cf) )

    for s in cp.sections():
        for o in cp.options(s):
            print( '{s}_{k}={v}'.format(
                s = s.replace('-','_'),
                k = o.replace('-','_'),
                v = cp.get(s,o)))

## <LICENSE>
## Copyright 2014 UTA Contributors (https://bitbucket.org/invitae/uta)
## 
## Licensed under the Apache License, Version 2.0 (the "License");
## you may not use this file except in compliance with the License.
## You may obtain a copy of the License at
## 
##     http://www.apache.org/licenses/LICENSE-2.0
## 
## Unless required by applicable law or agreed to in writing, software
## distributed under the License is distributed on an "AS IS" BASIS,
## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
## See the License for the specific language governing permissions and
## limitations under the License.
## </LICENSE>
