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  • Committer: Marius Kruger
  • Date: 2010-07-10 21:28:56 UTC
  • mto: (5384.1.1 integration)
  • mto: This revision was merged to the branch mainline in revision 5385.
  • Revision ID: marius.kruger@enerweb.co.za-20100710212856-uq4ji3go0u5se7hx
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bzrlib/breakin.py
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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from __future__ import absolute_import
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import os
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import signal
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    import pdb
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    import sys
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    sys.stderr.write("** %s received, entering debugger\n"
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                     "** Type 'c' to continue or 'q' to stop the process\n"
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                     "** Or %s again to quit (and possibly dump core)\n"
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                     % (_breakin_signal_name, _breakin_signal_name))
 
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            "** Type 'c' to continue or 'q' to stop the process\n"
 
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            "** Or %s again to quit (and possibly dump core)\n"
 
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            % (_breakin_signal_name, _breakin_signal_name))
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    # It seems that on Windows, when sys.stderr is to a PIPE, then we need to
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    # flush. Not sure why it is buffered, but that seems to be the case.
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    sys.stderr.flush()
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        signal.signal(_breakin_signal_number, _debug)
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def hook_sigquit():
 
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    # We import this late because breakin.py is loaded as part of the main
 
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    # 'bzr' script, so we want it to load as little as possible until things
 
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    # are up and running
 
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    from bzrlib import symbol_versioning, trace
 
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    trace.mutter_callsite(2, 'Deprecated function called')
 
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    symbol_versioning.warn(symbol_versioning.deprecation_string(
 
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        hook_sigquit, symbol_versioning.deprecated_in((1, 18, 0))),
 
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        DeprecationWarning, stacklevel=2)
 
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    return hook_debugger_to_signal()
 
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def determine_signal():
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    global _breakin_signal_number
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    global _breakin_signal_name
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    """
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    # when sigquit (C-\) or sigbreak (C-Pause) is received go into pdb
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    if os.environ.get('BRZ_SIGQUIT_PDB', '1') == '0':
 
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    if os.environ.get('BZR_SIGQUIT_PDB', '1') == '0':
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        # User explicitly requested we don't support this
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        return
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    sig = determine_signal()