Re: [PATCH 02/14] monitor: raise error when 'pretty' option is used with HMP

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* Daniel P. Berrangé (berrange@xxxxxxxxxx) wrote:
> This is only semantically useful for QMP.
> 
> Signed-off-by: Daniel P. Berrangé <berrange@xxxxxxxxxx>

Reviewed-by: Dr. David Alan Gilbert <dgilbert@xxxxxxxxxx>

> ---
>  docs/system/deprecated.rst       | 7 -------
>  docs/system/removed-features.rst | 6 ++++++
>  monitor/monitor.c                | 4 ++--
>  qemu-options.hx                  | 5 +++--
>  4 files changed, 11 insertions(+), 11 deletions(-)
> 
> diff --git a/docs/system/deprecated.rst b/docs/system/deprecated.rst
> index 786b997fe7..dfd8a8c497 100644
> --- a/docs/system/deprecated.rst
> +++ b/docs/system/deprecated.rst
> @@ -62,13 +62,6 @@ needs two devices (``-device intel-hda -device hda-duplex``) and
>  ``pcspk`` which can be activated using ``-machine
>  pcspk-audiodev=<name>``.
>  
> -``-mon ...,control=readline,pretty=on|off`` (since 4.1)
> -'''''''''''''''''''''''''''''''''''''''''''''''''''''''
> -
> -The ``pretty=on|off`` switch has no effect for HMP monitors, but is
> -silently ignored. Using the switch with HMP monitors will become an
> -error in the future.
> -
>  RISC-V ``-bios`` (since 5.1)
>  ''''''''''''''''''''''''''''
>  
> diff --git a/docs/system/removed-features.rst b/docs/system/removed-features.rst
> index 0424b9a89d..3ca13d2844 100644
> --- a/docs/system/removed-features.rst
> +++ b/docs/system/removed-features.rst
> @@ -44,6 +44,12 @@ block cache, ``-accel tcg,tb-size=``.
>  The ``acl`` option to the ``-vnc`` argument has been replaced
>  by the ``tls-authz`` and ``sasl-authz`` options.
>  
> +``-mon ...,control=readline,pretty=on|off`` (removed in 6.0)
> +''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
> +
> +The ``pretty=on|off`` switch has no effect for HMP monitors and
> +its use is rejected.
> +
>  QEMU Machine Protocol (QMP) commands
>  ------------------------------------
>  
> diff --git a/monitor/monitor.c b/monitor/monitor.c
> index e94f532cf5..515efb015e 100644
> --- a/monitor/monitor.c
> +++ b/monitor/monitor.c
> @@ -720,8 +720,8 @@ int monitor_init(MonitorOptions *opts, bool allow_hmp, Error **errp)
>              return -1;
>          }
>          if (opts->pretty) {
> -            warn_report("'pretty' is deprecated for HMP monitors, it has no "
> -                        "effect and will be removed in future versions");
> +            error_setg(errp, "'pretty' is not compatible with HMP monitors");
> +            return -1;
>          }
>          monitor_init_hmp(chr, true, &local_err);
>          break;
> diff --git a/qemu-options.hx b/qemu-options.hx
> index 6c34c7050f..a934d5c787 100644
> --- a/qemu-options.hx
> +++ b/qemu-options.hx
> @@ -3702,8 +3702,9 @@ DEF("mon", HAS_ARG, QEMU_OPTION_mon, \
>      "-mon [chardev=]name[,mode=readline|control][,pretty[=on|off]]\n", QEMU_ARCH_ALL)
>  SRST
>  ``-mon [chardev=]name[,mode=readline|control][,pretty[=on|off]]``
> -    Setup monitor on chardev name. ``pretty`` turns on JSON pretty
> -    printing easing human reading and debugging.
> +    Setup monitor on chardev name. ``pretty`` is only valid when
> +    ``mode=control``, turning on JSON pretty printing to ease
> +    human reading and debugging.
>  ERST
>  
>  DEF("debugcon", HAS_ARG, QEMU_OPTION_debugcon, \
> -- 
> 2.29.2
> 
-- 
Dr. David Alan Gilbert / dgilbert@xxxxxxxxxx / Manchester, UK




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