Should catch KeyboardInterrupt when initenv is invoked via command line

[Jun Omae]

When initenv is invoked via command line and entering CTRL-C on prompt for project name, KeyboardInterrupt is raised. I think we should catch the KeyboardInterrupt error.

$ /venv/trac/1.2.2/bin/trac-admin /tmp/test-test-test initenv
Creating a new Trac environment at /tmp/test-test-test

Trac will first ask a few questions about your environment
in order to initialize and prepare the project database.

 Please enter the name of your project.
 This name will be used in page titles and descriptions.

Project Name [My Project]> Traceback (most recent call last):
  File "/venv/trac/1.2.2/bin/trac-admin", line 9, in <module>
    load_entry_point('Trac==1.2.2', 'console_scripts', 'trac-admin')()
  File "/venv/trac/1.2.2/lib/python2.6/site-packages/trac/admin/console.py", line 647, in run
    return _run(args)
  File "/venv/trac/1.2.2/lib/python2.6/site-packages/trac/admin/console.py", line 632, in _run
    return admin.onecmd(' '.join(_quote_args(args[1:])))
  File "/venv/trac/1.2.2/lib/python2.6/site-packages/trac/admin/console.py", line 112, in onecmd
    rv = cmd.Cmd.onecmd(self, line) or 0
  File "/usr/lib/python2.6/cmd.py", line 219, in onecmd
    return func(arg)
  File "/venv/trac/1.2.2/lib/python2.6/site-packages/trac/admin/console.py", line 459, in do_initenv
    project_name, db_str = self.get_initenv_args()
  File "/venv/trac/1.2.2/lib/python2.6/site-packages/trac/admin/console.py", line 399, in get_initenv_args
    default=dp)).strip() or dp)
  File "/venv/trac/1.2.2/lib/python2.6/site-packages/trac/util/text.py", line 294, in raw_input
    return to_unicode(__builtin__.raw_input(), sys.stdin.encoding)
KeyboardInterrupt

However, KeyboardInterrupt is not raised when initenv is invoked in trac-admin console and entering CTRL-C.

$ /venv/trac/1.2.2/bin/trac-admin /tmp/test-test-test
Welcome to trac-admin 1.2.2
Interactive Trac administration console.
Copyright (C) 2003-2013 Edgewall Software

Type:  '?' or 'help' for help on commands.

Trac [/tmp/test-test-test]> initenv
Creating a new Trac environment at /tmp/test-test-test

Trac will first ask a few questions about your environment
in order to initialize and prepare the project database.

 Please enter the name of your project.
 This name will be used in page titles and descriptions.

Project Name [My Project]>
$ 

[Ryan J Ollos]

Milestone renamed