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#!/usr/bin/env python
# ex:ts=4:sw=4:sts=4:et
# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
"""
BitBake Parsers
File parsers for the BitBake build tools.
Copyright (C) 2003, 2004 Chris Larson
Copyright (C) 2003, 2004 Phil Blundell
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.
Based on functions from the base bb module, Copyright 2003 Holger Schurig
"""
__version__ = '1.0'
__all__ = [ 'handlers', 'supports', 'handle', 'init', 'ConfHandler', 'BBHandler', 'ParseError' ]
handlers = []
class ParseError(Exception):
"""Exception raised when parsing fails"""
class SkipPackage(Exception):
"""Exception raised to skip this package"""
import ConfHandler
ConfHandler.ParseError = ParseError
import BBHandler
BBHandler.ParseError = ParseError
__mtime_cache = {}
def cached_mtime(f):
import os
if not __mtime_cache.has_key(f):
__mtime_cache[f] = os.stat(f)[8]
return __mtime_cache[f]
def mark_dependency(d, f):
import bb, os
if f.startswith('./'):
f = "%s/%s" % (os.getcwd(), f[2:])
deps = (bb.data.getVar('__depends', d) or "").split()
deps.append("%s@%s" % (f, cached_mtime(f)))
bb.data.setVar('__depends', " ".join(deps), d)
def supports(fn, data):
"""Returns true if we have a handler for this file, false otherwise"""
for h in handlers:
if h['supports'](fn, data):
return 1
return 0
def handle(fn, data, include = 0):
"""Call the handler that is appropriate for this file"""
for h in handlers:
if h['supports'](fn, data):
return h['handle'](fn, data, include)
return None
def init(fn, data):
for h in handlers:
if h['supports'](fn):
return h['init'](data)
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