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Viewing changes to bzrlib/commands.py

  • Committer: Martin Pool
  • Date: 2009-06-10 02:51:23 UTC
  • mfrom: (4423 +trunk)
  • mto: This revision was merged to the branch mainline in revision 4464.
  • Revision ID: mbp@sourcefrog.net-20090610025123-2u0c0ng5jcezjzqh
merge trunk

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bzrlib/commands.py
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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# TODO: probably should say which arguments are candidates for glob
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lazy_import(globals(), """
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import codecs
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import errno
 
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import threading
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from warnings import warn
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import bzrlib
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    tracer = trace.Trace(count=1, trace=0)
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    sys.settrace(tracer.globaltrace)
 
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    threading.settrace(tracer.globaltrace)
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    try:
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        return exception_to_return_code(the_callable, *args, **kwargs)
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    return ignore_pipe
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def main(argv):
 
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def main(argv=None):
 
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    """Main entry point of command-line interface.
 
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    :param argv: list of unicode command-line arguments similar to sys.argv.
 
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        argv[0] is script name usually, it will be ignored.
 
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        Don't pass here sys.argv because this list contains plain strings
 
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        and not unicode; pass None instead.
 
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    :return: exit code of bzr command.
 
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    """
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    import bzrlib.ui
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    bzrlib.ui.ui_factory = bzrlib.ui.make_ui_for_terminal(
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        sys.stdin, sys.stdout, sys.stderr)
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    if bzrlib.version_info[3] == 'final':
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        from bzrlib import symbol_versioning
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        symbol_versioning.suppress_deprecation_warnings(override=False)
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    try:
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        user_encoding = osutils.get_user_encoding()
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        argv = [a.decode(user_encoding) for a in argv[1:]]
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    except UnicodeDecodeError:
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        raise errors.BzrError(("Parameter '%r' is unsupported by the current "
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                                                            "encoding." % a))
 
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    if argv is None:
 
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        argv = osutils.get_unicode_argv()
 
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    else:
 
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        new_argv = []
 
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        try:
 
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            # ensure all arguments are unicode strings
 
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            for a in argv[1:]:
 
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                if isinstance(a, unicode):
 
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                    new_argv.append(a)
 
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                else:
 
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                    new_argv.append(a.decode('ascii'))
 
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        except UnicodeDecodeError:
 
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            raise errors.BzrError("argv should be list of unicode strings.")
 
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        argv = new_argv
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    ret = run_bzr_catch_errors(argv)
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    trace.mutter("return code %d", ret)
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    return ret