74 lines
2.2 KiB
Python
74 lines
2.2 KiB
Python
"""
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BitBake Parsers
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File parsers for the BitBake build tools.
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Copyright (C) 2003, 2004 Chris Larson
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Copyright (C) 2003, 2004 Phil Blundell
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This program is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free Software
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Foundation; either version 2 of the License, or (at your option) any later
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version.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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Place, Suite 330, Boston, MA 02111-1307 USA.
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Based on functions from the base bb module, Copyright 2003 Holger Schurig
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"""
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__all__ = [ 'ParseError', 'SkipPackage', 'cached_mtime', 'mark_dependency',
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'supports', 'handle', 'init' ]
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handlers = []
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import bb, os
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class ParseError(Exception):
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"""Exception raised when parsing fails"""
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class SkipPackage(Exception):
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"""Exception raised to skip this package"""
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__mtime_cache = {}
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def cached_mtime(f):
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if not __mtime_cache.has_key(f):
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update_mtime(f)
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return __mtime_cache[f]
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def update_mtime(f):
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__mtime_cache[f] = os.stat(f)[8]
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def mark_dependency(d, f):
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if f.startswith('./'):
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f = "%s/%s" % (os.getcwd(), f[2:])
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deps = (bb.data.getVar('__depends', d) or "").split()
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deps.append("%s@%s" % (f, cached_mtime(f)))
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bb.data.setVar('__depends', " ".join(deps), d)
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def supports(fn, data):
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"""Returns true if we have a handler for this file, false otherwise"""
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for h in handlers:
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if h['supports'](fn, data):
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return 1
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return 0
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def handle(fn, data, include = 0):
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"""Call the handler that is appropriate for this file"""
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for h in handlers:
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if h['supports'](fn, data):
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return h['handle'](fn, data, include)
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raise ParseError("%s is not a BitBake file" % fn)
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def init(fn, data):
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for h in handlers:
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if h['supports'](fn):
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return h['init'](data)
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from parse_py import __version__, ConfHandler, BBHandler
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