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#!/usr/bin/python
# vim: set fileencoding=utf-8 :
#
# (C) 2013 Guido Günther <agx@sigxcpu.org>
# This program 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 2 of the License, or
# (at your option) any later version.
#
# This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""Supercommand for all gbp commands"""
import re
import sys
# Command is this module and common/ is shared code
# so we don't allow these to be imported:
invalid_modules = [ 'common', 'supercommand' ]
def sanitize(cmd):
"""
'-' is not allowed in module names
so turn it into an underscore.
"""
return cmd.replace('-', '_')
def usage():
print """
Usage:
gbp <command> [<args>]
The most commonly used commands are:
buildpackage - build a Debian package
import-orig - import a new upstream tarball
import-dsc - import a single Debian source package
import-dscs - import multiple Debian source packages
"""
def import_command(cmd):
"""
Import the module that implements the given command
"""
modulename = sanitize(cmd)
if (not re.match(r'[a-z][a-z0-9_]', modulename) or
modulename in invalid_modules):
raise ImportError('Illegal module name %s' % modulename)
return __import__('gbp.scripts.%s' % modulename, fromlist='main', level=0)
def supercommand(argv=None):
argv = argv or sys.argv
if len(argv) < 2:
usage()
return 1
cmd = argv[1]
args = argv[1:]
if cmd in ['--help', '-h']:
usage()
return 0
try:
module = import_command(cmd)
except ImportError as e:
print >>sys.stderr, "'%s' is not a valid command." % cmd
usage()
if '--verbose' in args:
print >>sys.stderr, e
return 2
return module.main(args)
# vim:et:ts=4:sw=4:et:sts=4:ai:set list listchars=tab\:»·,trail\:·:
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