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#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
requirements.py
~~~~~~~~~~~~~~~
a simple script that creates a JSON file with the list of dependencies
that are not from octave-forge package (SystemRequirements and
BuildRequires). It writes the JSON content to the stdout.
:copyright: (c) 2010 by Rafael Goncalves Martins
:license: GPL-2, see LICENSE for more details.
"""
import json
import sys
import os
import portage
from _emerge.actions import load_emerge_config
from _emerge.search import search
current_dir = os.path.dirname(os.path.realpath(__file__))
if os.path.exists(os.path.join(current_dir, '..', 'g_octave')):
sys.path.insert(0, os.path.join(current_dir, '..'))
from g_octave import description, description_tree, exception
def main(argv):
if len(argv) <= 1:
print >> sys.stderr, 'one argument required: the json file.'
return 1
# init portage stuff
settings, trees, mtimedb = load_emerge_config()
root_config = trees[settings['ROOT']]['root_config']
s = search(root_config, False, False, False, False, False)
desc_tree = description_tree.DescriptionTree(parse_sysreq = False)
dependencies = []
for pkg in desc_tree.packages():
try:
desc = desc_tree[pkg]
except exception.DescriptionTreeException, err:
print >> sys.stderr, 'DescriptionTree error: %s' % err
return 1
deps = []
if desc.systemrequirements is not None:
deps += [i.strip() for i in desc.systemrequirements.split(',')]
if desc.buildrequires is not None:
deps += [i.strip() for i in desc.buildrequires.split(',')]
dep_aux = []
for dep in deps:
match = description.re_depends.match(dep)
if match is not None:
my_match = match.group(1).split('-')[0]
if my_match not in dep_aux:
dependencies.append((match.group(1), my_match))
dep_aux.append(my_match)
json_dict = dict(dependencies=dict())
try:
with open(argv[1], 'r') as fp:
json_dict = json.load(fp)
except:
pass
for dep_name, dep in dependencies:
s.execute(dep)
print dep_name
temp = []
for i in range(len(s.matches['pkg'])):
print ' %i: %s' % (i, s.matches['pkg'][i][0])
temp.append(s.matches['pkg'][i][0])
if dep_name in json_dict['dependencies']:
select = raw_input('Select a package [%s]: ' % \
json_dict['dependencies'][dep_name])
else:
select = raw_input('Select a package: ')
try:
json_dict['dependencies'][dep_name] = temp[int(select)]
except:
if select != '' or dep_name not in json_dict['dependencies']:
json_dict['dependencies'][dep_name] = select
print 'Selected: %s' % json_dict['dependencies'][dep_name]
print
try:
with open(argv[1], 'w') as fp:
json.dump(json_dict, fp, sort_keys=True, indent=4)
except:
print >> sys.stderr, 'failed to save the json file.'
return 1
return 0
if __name__ == '__main__':
sys.exit(main(sys.argv))
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