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  • Committer: Vincent Ladeuil
  • Date: 2009-12-16 10:54:55 UTC
  • mfrom: (4747.5.3 316357-SIGWINCH)
  • mto: This revision was merged to the branch mainline in revision 4902.
  • Revision ID: v.ladeuil+lp@free.fr-20091216105455-c1knt5e61o177gg2
https://launchpad.net/bugs/316357
Catch SIGWINCH on Unices

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bzrlib/osutils.py
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from shutil import (
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    rmtree,
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    )
 
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import signal
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import subprocess
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import tempfile
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from tempfile import (
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    _terminal_size = _ioctl_terminal_size
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def _terminal_size_changed(signum, frame):
 
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    """Set COLUMNS upon receiving a SIGnal for WINdow size CHange."""
 
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    width, height = _terminal_size(None, None)
 
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    if width is not None:
 
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        os.environ['COLUMNS'] = str(width)
 
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if sys.platform == 'win32':
 
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    # Martin (gz) mentioned WINDOW_BUFFER_SIZE_RECORD from ReadConsoleInput but
 
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    # I've no idea how to plug that in the current design -- vila 20091216
 
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    pass
 
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else:
 
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    signal.signal(signal.SIGWINCH, _terminal_size_changed)
 
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def supports_executable():
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    return sys.platform != "win32"
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