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Viewing changes to bzrlib/msgeditor.py

  • Committer: Robert Collins
  • Date: 2005-10-03 03:30:02 UTC
  • mto: (1393.1.30)
  • mto: This revision was merged to the branch mainline in revision 1400.
  • Revision ID: robertc@robertcollins.net-20051003033002-3cea87a4505b9356
move change detection for text and metadata from delta to entry.detect_changes

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bzrlib/msgeditor.py
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"""Commit message editor support."""
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import os
 
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from subprocess import call
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from bzrlib.errors import BzrError
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def _get_editor():
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    """Return a sequence of possible editor binaries for the current platform"""
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    from bzrlib.osutils import _read_config_value
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    try:
 
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        yield os.environ["BZR_EDITOR"]
 
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    except KeyError:
 
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        pass
 
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    e = _read_config_value("editor")
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    if e is not None:
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        yield e
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    if os.name == "windows":
 
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    try:
 
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        yield os.environ["EDITOR"]
 
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    except KeyError:
 
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        pass
 
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    if os.name == "nt":
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        yield "notepad.exe"
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    elif os.name == "posix":
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        try:
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            yield os.environ["EDITOR"]
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        except KeyError:
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            yield "/usr/bin/vi"
 
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        yield "/usr/bin/vi"
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def _run_editor(filename):
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    """Try to execute an editor to edit the commit message."""
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    for e in _get_editor():
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        edargs = e.split(' ')
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        x = os.spawnvp(os.P_WAIT, edargs[0],
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                       edargs + [filename])
 
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        x = call(edargs + [filename])
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        if x == 0:
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            return True
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        elif x == 127: