Re: [Qemu-devel] [PATCH] Support 'help' as a synonym for '?' in command line options

[Peter Maydell]

On 9 July 2012 13:07, Eric Blake <address@hidden> wrote:
> That is, we are filtering based on the explicit presence of a literal
> '?' in the help output to determine whether we can further filter based
> on '-device device,?' queries without confusing qemu or libvirt;
> changing the 'help' output means that old libvirt with new qemu won't
> run the extra queries (as if it had been targeting qemu 0.12.x), even
> though the older spelling of the query would still work.
>
> If that is not a concern (that is, if you are willing to state that use
> of newer qemu is intended to be coupled with newer libvirt that has been
> taught to use 'help' instead of '?'), then this patch is probably fine.

My personal position would be that people who parse -help
output deserve to get bitten, but I don't get to make that
call :-)

-- PMM