~bzr-pqm/bzr/bzr.dev : revision 343

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#! /usr/bin/env python

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# -*- coding: UTF-8 -*-

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# This program is free software; you can redistribute it and/or modify

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# it under the terms of the GNU General Public License as published by

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# the Free Software Foundation; either version 2 of the License, or

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__author__ = "Martin Pool <mbp@canonical.com>"

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"""Messages and logging for bazaar-ng

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Nothing is actually logged unless you call bzrlib.open_tracefile().

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"""

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import sys, os

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import sys, os, time, socket, stat, codecs

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import bzrlib

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######################################################################

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# messages and logging

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def _write_trace(msg):

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if _tracefile:

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_tracefile.write(_logprefix + msg + '\n')

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_tracefile.write(_logprefix + msg + '\n')

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def warning(msg):

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def _rollover_trace_maybe(trace_fname):

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import stat

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try:

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size = os.stat(trace_fname)[stat.ST_SIZE]

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if size <= 4 << 20:

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def open_tracefile(argv=[], tracefilename='~/.bzr.log'):

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def create_tracefile(argv):

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# Messages are always written to here, so that we have some

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# information if something goes wrong. In a future version this

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# file will be removed on successful completion.

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global _starttime, _tracefile

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import stat, codecs

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_starttime = os.times()[4]

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trace_fname = os.path.join(os.path.expanduser(tracefilename))

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trace_fname = os.path.join(os.path.expanduser('~/.bzr.log'))

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_rollover_trace_maybe(trace_fname)

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# buffering=1 means line buffered

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try:

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_tracefile = codecs.open(trace_fname, 'at', 'utf8', buffering=1)

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t = _tracefile

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if os.fstat(t.fileno())[stat.ST_SIZE] == 0:

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t.write("\nthis is a debug log for diagnosing/reporting problems in bzr\n")

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t.write("you can delete or truncate this file, or include sections in\n")

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t.write("bug reports to bazaar-ng@lists.canonical.com\n\n")

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import bzrlib

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_write_trace('bzr %s invoked on python %s (%s)'

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% (bzrlib.__version__,

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'.'.join(map(str, sys.version_info)),

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sys.platform))

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_write_trace(' arguments: %r' % argv)

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_write_trace(' working dir: ' + os.getcwdu())

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except IOError, e:

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warning("failed to open trace file: %s" % (e))

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_tracefile = codecs.open(trace_fname, 'at', 'utf8', buffering=1)

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t = _tracefile

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if os.fstat(t.fileno())[stat.ST_SIZE] == 0:

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t.write("\nthis is a debug log for diagnosing/reporting problems in bzr\n")

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t.write("you can delete or truncate this file, or include sections in\n")

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t.write("bug reports to bazaar-ng@lists.canonical.com\n\n")

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# TODO: If we failed to create the file, perhaps give a warning

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# but don't abort; send things to /dev/null instead?

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_write_trace('bzr %s invoked on python %s (%s)'

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% (bzrlib.__version__,

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'.'.join(map(str, sys.version_info)),

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sys.platform))

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_write_trace(' arguments: %r' % argv)

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_write_trace(' working dir: ' + os.getcwdu())

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def close_trace():

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times = os.times()

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def log_exception():

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"""Log the last exception into the trace file."""

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import cgitb

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s = cgitb.text(sys.exc_info())

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for l in s.split('\n'):

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def log_exception(e):

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import traceback, cStringIO

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s = cStringIO.StringIO()

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traceback.print_exc(None, s)

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for l in s.getvalue().split('\n'):

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_write_trace(l)

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