79 lines
2.3 KiB
Python
Executable File
79 lines
2.3 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright (C) 2008 Stefan Hajnoczi <stefanha@gmail.com>.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of the
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# License, or any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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import sys
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try:
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import errcodedb
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except ImportError:
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sys.stderr.write('Please run this first: ./build_errcodedb.py >errcodedb.py\n')
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sys.exit(1)
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def to_pxenv_status(errno):
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return errno & 0xff
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def to_uniq(errno):
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return (errno >> 8) & 0x1f
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def to_errfile(errno):
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return (errno >> 13) & 0x7ff
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def to_posix_errno(errno):
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return (errno >> 24) & 0x7f
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def lookup_errno_component(defines, component):
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if component in defines:
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return defines[component]
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else:
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return '0x%x' % component
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class Errcode(object):
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def __init__(self, errno):
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self.pxenv_status = to_pxenv_status(errno)
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self.uniq = to_uniq(errno)
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self.errfile = to_errfile(errno)
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self.posix_errno = to_posix_errno(errno)
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def rawstr(self):
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return 'pxenv_status=0x%x uniq=%d errfile=0x%x posix_errno=0x%x' % (self.pxenv_status, self.uniq, self.errfile, self.posix_errno)
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def prettystr(self):
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return 'pxenv_status=%s uniq=%d errfile=%s posix_errno=%s' % (
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lookup_errno_component(errcodedb.pxenv_status, self.pxenv_status),
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self.uniq,
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lookup_errno_component(errcodedb.errfile, self.errfile),
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lookup_errno_component(errcodedb.posix_errno, self.posix_errno)
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)
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def __str__(self):
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return self.prettystr()
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def usage():
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sys.stderr.write('usage: %s ERROR_NUMBER\n' % sys.argv[0])
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sys.exit(1)
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if __name__ == '__main__':
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if len(sys.argv) != 2:
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usage()
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try:
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errno = int(sys.argv[1], 16)
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except ValueError:
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usage()
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print Errcode(errno)
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sys.exit(0)
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