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# cerbero - a multi-platform build system for Open Source software
# Copyright (C) 2012 Andoni Morales Alastruey <ylatuya@gmail.com>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library 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
# Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public
# License along with this library; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
from cerbero import hacks
try:
import argparse
except ImportError, e:
print "Could not import argparse. Try installing it with "\
"'sudo easy_install argparse"
raise e
import sys
import errno
import logging
import traceback
import os
from cerbero import config, commands
from cerbero.errors import UsageError, FatalError, BuildStepError, \
ConfigurationError, CerberoException, AbortedError
from cerbero.utils import _, N_, user_is_root
from cerbero.utils import messages as m
description = N_('Build and package a set of modules to distribute them in '
'a SDK')
class Main(object):
def __init__(self, args):
if user_is_root():
m.warning(_("Running as root"))
self.check_in_cerbero_shell()
self.init_logging()
self.create_parser()
self.load_commands()
self.parse_arguments(args)
self.load_config()
self.run_command()
def check_in_cerbero_shell(self):
if os.environ.get('CERBERO_PREFIX', '') != '':
self.log_error(_("ERROR: cerbero can't be run "
"from a cerbero shell"))
def log_error(self, msg, print_usage=False, command=None):
''' Log an error and exit '''
if command is not None:
m.error("***** Error running '%s' command:" % command)
m.error('%s' % msg)
if print_usage:
self.parser.print_usage()
sys.exit(1)
def init_logging(self):
''' Initialize logging '''
logging.getLogger().setLevel(logging.INFO)
logging.getLogger().addHandler(logging.StreamHandler())
def create_parser(self):
''' Creates the arguments parser '''
self.parser = argparse.ArgumentParser(description=_(description))
self.parser.add_argument('-c', '--config', action='append', type=str, default=None,
help=_('Configuration file used for the build'))
def parse_arguments(self, args):
''' Parse the command line arguments '''
# If no commands, make it show the help by default
if len(args) == 0:
args = ["-h"]
self.args = self.parser.parse_args(args)
def load_commands(self):
subparsers = self.parser.add_subparsers(help=_('sub-command help'),
dest='command')
commands.load_commands(subparsers)
def load_config(self):
''' Load the configuration '''
try:
self.config = config.Config()
self.config.load(self.args.config)
except ConfigurationError, exc:
self.log_error(exc, False)
def run_command(self):
command = self.args.command
try:
res = commands.run(command, self.config, self.args)
except UsageError, exc:
self.log_error(exc, True, command)
sys.exit(1)
except FatalError, exc:
traceback.print_exc()
self.log_error(exc, True, command)
except BuildStepError, exc:
self.log_error(exc.msg, False, command)
except AbortedError, exc:
self.log_error('', False, command)
except CerberoException, exc:
self.log_error(exc, False, command)
except KeyboardInterrupt:
self.log_error(_('Interrupted'))
except IOError, e:
if e.errno != errno.EPIPE:
raise
sys.exit(0)
if res:
sys.exit(res)
def main():
Main(sys.argv[1:])
if __name__ == "__main__":
main()
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