Re: [Qemu-devel] [PATCH v2 3/6] qemu-img convert: Support multiple -o options

[Eric Blake]

On 02/20/2014 07:57 AM, Kevin Wolf wrote:
> Instead of ignoring all option values but the last one, multiple -o
> options now have the same meaning as having a single option with all
> settings in the order of their respective -o options.
> 
> Signed-off-by: Kevin Wolf <address@hidden>
> ---
>  qemu-img.c | 29 ++++++++++++++++++++---------
>  1 file changed, 20 insertions(+), 9 deletions(-)

Same comment as in 2/6 about the surprise of a trailing comma empty
option turning into a literal comma.

> @@ -1191,13 +1194,21 @@ static int img_convert(int argc, char **argv)
>          case 'e':
>              error_report("option -e is deprecated, please use \'-o "
>                    "encryption\' instead!");
> -            return 1;
> +            ret = -1;
> +            goto out;

I had to look, but the out: label does indeed turn a ret of -1 into a
'return 1' at the end of the day.

Reviewed-by: Eric Blake <address@hidden>

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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