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  • Committer: Jelmer Vernooij
  • Date: 2009-01-28 18:42:55 UTC
  • mto: This revision was merged to the branch mainline in revision 3968.
  • Revision ID: jelmer@samba.org-20090128184255-bdmklkvm83ltk191
https://launchpad.net/bugs/321183
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bzrlib/version.py
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# Copyright (C) 2004, 2005, 2006 Canonical Ltd
 
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# Copyright (C) 2004, 2005, 2006, 2007 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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import sys
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import bzrlib
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from bzrlib import errors, osutils
 
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from bzrlib import (
 
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    bzrdir,
 
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    config,
 
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    errors,
 
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    osutils,
 
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    trace,
 
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    )
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from bzrlib.branch import Branch
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def show_version():
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    print "Bazaar (bzr) %s" % bzrlib.__version__
 
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def show_version(show_config=True, show_copyright=True, to_file=None):
 
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    if to_file is None:
 
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        to_file = sys.stdout
 
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    to_file.write("Bazaar (bzr) %s\n" % bzrlib.__version__)
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    # is bzrlib itself in a branch?
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    src_tree = _get_bzr_source_tree()
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    if src_tree:
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        src_revision_id = src_tree.last_revision()
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        revno = src_tree.branch.revision_id_to_revno(src_revision_id)
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        print "  from bzr checkout", src_tree.basedir
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        print "    revision:", revno
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        print "    revid:", src_revision_id
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        print "    branch nick:", src_tree.branch.nick
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    print "Using python interpreter:", sys.executable
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    import site
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    print "Using python standard library:", os.path.dirname(site.__file__)
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    print "Using bzrlib:",
 
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        to_file.write("  from bzr checkout %s\n" % (src_tree.basedir,))
 
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        to_file.write("    revision: %s\n" % (revno,))
 
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        to_file.write("    revid: %s\n" % (src_revision_id,))
 
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        to_file.write("    branch nick: %s\n" % (src_tree.branch.nick,))
 
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    to_file.write("  Python interpreter: ")
 
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    # show path to python interpreter
 
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    # (bzr.exe use python interpreter from pythonXY.dll
 
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    # but sys.executable point to bzr.exe itself)
 
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    if not hasattr(sys, 'frozen'):  # check for bzr.exe
 
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        # python executable
 
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        to_file.write(sys.executable + ' ')
 
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    else:
 
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        # pythonXY.dll
 
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        basedir = os.path.dirname(sys.executable)
 
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        python_dll = "python%d%d.dll" % sys.version_info[:2]
 
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        to_file.write(os.path.join(basedir, python_dll) + ' ')
 
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    # and now version of python interpreter
 
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    to_file.write(bzrlib._format_version_tuple(sys.version_info))
 
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    to_file.write('\n')
 
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    to_file.write("  Python standard library:" + ' ')
 
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    to_file.write(os.path.dirname(os.__file__) + '\n')
 
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    to_file.write("  bzrlib: ")
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    if len(bzrlib.__path__) > 1:
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        # print repr, which is a good enough way of making it clear it's
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        # more than one element (eg ['/foo/bar', '/foo/bzr'])
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        print repr(bzrlib.__path__)
 
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        to_file.write(repr(bzrlib.__path__) + '\n')
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    else:
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        print bzrlib.__path__[0]
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    print
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    print bzrlib.__copyright__
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    print "http://bazaar-vcs.org/"
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    print
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    print "bzr comes with ABSOLUTELY NO WARRANTY.  bzr is free software, and"
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    print "you may use, modify and redistribute it under the terms of the GNU"
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    print "General Public License version 2 or later."
 
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        to_file.write(bzrlib.__path__[0] + '\n')
 
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    if show_config:
 
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        config_dir = os.path.normpath(config.config_dir())  # use native slashes
 
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        if not isinstance(config_dir, unicode):
 
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            config_dir = config_dir.decode(osutils.get_user_encoding())
 
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        to_file.write("  Bazaar configuration: %s\n" % (config_dir,))
 
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        to_file.write("  Bazaar log file: ")
 
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        to_file.write(trace._bzr_log_filename + '\n')
 
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    if show_copyright:
 
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        to_file.write('\n')
 
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        to_file.write(bzrlib.__copyright__ + '\n')
 
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        to_file.write("http://bazaar-vcs.org/\n")
 
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        to_file.write('\n')
 
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        to_file.write("bzr comes with ABSOLUTELY NO WARRANTY.  bzr is free software, and\n")
 
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        to_file.write("you may use, modify and redistribute it under the terms of the GNU\n")
 
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        to_file.write("General Public License version 2 or later.\n")
 
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    to_file.write('\n')
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def _get_bzr_source_tree():
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    If bzr is not being run from its working tree, returns None.
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    """
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    try:
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        from bzrlib.workingtree import WorkingTree
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        return WorkingTree.open_containing(__file__)[0]
 
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        control = bzrdir.BzrDir.open_containing(__file__)[0]
 
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        return control.open_workingtree(recommend_upgrade=False)
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    except (errors.NotBranchError, errors.UnknownFormatError,
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            errors.NoWorkingTree):
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        return None