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  • Committer: Andrew Bennetts
  • Date: 2010-01-08 00:05:01 UTC
  • mfrom: (4938 +trunk)
  • mto: This revision was merged to the branch mainline in revision 4948.
  • Revision ID: andrew.bennetts@canonical.com-20100108000501-8fj5j5ub6j5bd3es
Merge lp:bzr

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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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    if use_cache:
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        _cached_concurrency = concurrency
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    return concurrency
 
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class UnicodeOrBytesToBytesWriter(codecs.StreamWriter):
 
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    """A stream writer that doesn't decode str arguments."""
 
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    def __init__(self, encode, stream, errors='strict'):
 
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        codecs.StreamWriter.__init__(self, stream, errors)
 
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        self.encode = encode
 
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    def write(self, object):
 
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        if type(object) is str:
 
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            self.stream.write(object)
 
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        else:
 
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            data, _ = self.encode(object, self.errors)
 
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            self.stream.write(data)