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Re: [Qemu-devel] [PATCH] qemu-options: Allow -no-user-config again


From: Marc-André Lureau
Subject: Re: [Qemu-devel] [PATCH] qemu-options: Allow -no-user-config again
Date: Mon, 14 May 2018 19:26:14 +0200

On Mon, May 14, 2018 at 3:45 PM, Michal Privoznik <address@hidden> wrote:
> After 1217d6ca2bf28c0febe1bd7d5b3fa912bbf6af2a we error out
> explicitly if an unknown -option was passed on the command line.
> However, we are doing two pass command line option parsing. In
> the first pass we just look for -no-user-config or -nodefconfig
> being present which determines whether we load user config or
> not. Then in the second pass we finally parse everything else
> throwing an error if an unsupported -option was found. Problem is
> that in the second pass -no-user-config and -nodefconfig are not
> handled explicitly which makes us throw the unsupported option
> error.
>
> Signed-off-by: Michal Privoznik <address@hidden>

Reviewed-by: Marc-André Lureau <address@hidden>


> ---
>  vl.c | 4 ++++
>  1 file changed, 4 insertions(+)
>
> diff --git a/vl.c b/vl.c
> index b9f6b42779..846cd29d8a 100644
> --- a/vl.c
> +++ b/vl.c
> @@ -4015,6 +4015,10 @@ int main(int argc, char **argv, char **envp)
>                      exit(1);
>                  }
>                  break;
> +            case QEMU_OPTION_nodefconfig:
> +            case QEMU_OPTION_nouserconfig:
> +                /* Nothing to be parsed here. Especially, do not error out 
> below. */
> +                break;
>              default:
>                  if (os_parse_cmd_args(popt->index, optarg)) {
>                      error_report("Option not supported in this build");
> --
> 2.16.1
>
>



-- 
Marc-André Lureau



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