Eduardo Habkost <ehabk...@redhat.com> writes:

> Allow the exit code of QEMU to be queried by scripts.
>
> Signed-off-by: Eduardo Habkost <ehabk...@redhat.com>
> ---
>  scripts/qemu.py | 4 ++++
>  1 file changed, 4 insertions(+)
>
> diff --git a/scripts/qemu.py b/scripts/qemu.py
> index 16934f1e02..ebe1c4b919 100644
> --- a/scripts/qemu.py
> +++ b/scripts/qemu.py
> @@ -88,6 +88,10 @@ class QEMUMachine(object):
>      def is_running(self):
>          return self._popen and (self._popen.returncode is None)
>  
> +    def exitcode(self):
> +        if self._popen:
> +            return self._popen.returncode
> +

Falling off the function's end returns None.  Do we really want to rely
on that?

For what it's worth, I checked the Python Language Reference, found it
less than clear, so I tried it out, too.

>      def get_pid(self):
>          if not self.is_running():
>              return None

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