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  • Committer: Danny van Heumen
  • Date: 2010-03-09 16:38:10 UTC
  • mto: (4634.139.5 2.0)
  • mto: This revision was merged to the branch mainline in revision 5160.
  • Revision ID: danny@dannyvanheumen.nl-20100309163810-ujn8hcx08f75nlf1
Refined test to make use of locking hooks and also validate if lock is truly a checkout-lock.

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# Copyright (C) 2005-2010 Canonical Ltd
 
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# Copyright (C) 2005, 2006 Canonical Ltd
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#
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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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"""Commit message editor support."""
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import codecs
 
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import errno
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import os
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from subprocess import call
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import sys
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    config,
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    osutils,
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    trace,
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    transport,
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    ui,
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    )
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from bzrlib.errors import BzrError, BadCommitMessageEncoding
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from bzrlib.hooks import HookPoint, Hooks
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            ## mutter("trying editor: %r", (edargs +[filename]))
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            x = call(edargs + [filename])
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        except OSError, e:
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            if candidate_source is not None:
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                # We tried this editor because some user configuration (an
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                # environment variable or config file) said to try it.  Let
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                # the user know their configuration is broken.
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                trace.warning(
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                    'Could not start editor "%s" (specified by %s): %s\n'
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                    % (candidate, candidate_source, str(e)))
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            continue
 
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            # We're searching for an editor, so catch safe errors and continue
 
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            if e.errno in (errno.ENOENT, errno.EACCES):
 
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                if candidate_source is not None:
 
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                    # We tried this editor because some user configuration (an
 
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                    # environment variable or config file) said to try it.  Let
 
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                    # the user know their configuration is broken.
 
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                    trace.warning(
 
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                        'Could not start editor "%s" (specified by %s): %s\n'
 
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                        % (candidate, candidate_source, str(e)))
 
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                continue
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            raise
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        if x == 0:
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            return True
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    try:
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        msgfilename, hasinfo = _create_temp_file_with_commit_template(
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                                    infotext, ignoreline, start_message)
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        if not msgfilename:
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            return None
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        basename = osutils.basename(msgfilename)
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        msg_transport = transport.get_transport(osutils.dirname(msgfilename))
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        reference_content = msg_transport.get_bytes(basename)
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        if not _run_editor(msgfilename):
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            return None
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        edited_content = msg_transport.get_bytes(basename)
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        if edited_content == reference_content:
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            if not ui.ui_factory.get_boolean(
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                "Commit message was not edited, use anyway"):
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                # Returning "" makes cmd_commit raise 'empty commit message
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                # specified' which is a reasonable error, given the user has
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                # rejected using the unedited template.
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                return ""
 
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        if not msgfilename or not _run_editor(msgfilename):
 
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            return None
 
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        started = False
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        msg = []
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        lastline, nlines = 0, 0