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Re: [PATCH v3 25/44] qom: Put name parameter before value / visitor para


From: Vladimir Sementsov-Ogievskiy
Subject: Re: [PATCH v3 25/44] qom: Put name parameter before value / visitor parameter
Date: Mon, 6 Jul 2020 18:19:17 +0300
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0

06.07.2020 11:09, Markus Armbruster wrote:
The object_property_set_FOO() setters take property name and value in
an unusual order:

     void object_property_set_FOO(Object *obj, FOO_TYPE value,
                                  const char *name, Error **errp)

Having to pass value before name feels grating.  Swap them.

Same for object_property_set(), object_property_get(), and
object_property_parse().

Convert callers with this Coccinelle script:

     @@
     identifier fun = {
         object_property_get, object_property_parse, object_property_set_str,
         object_property_set_link, object_property_set_bool,
         object_property_set_int, object_property_set_uint, object_property_set,
         object_property_set_qobject
     };
     expression obj, v, name, errp;
     @@
     -    fun(obj, v, name, errp)
     +    fun(obj, name, v, errp)

Chokes on hw/arm/musicpal.c's lcd_refresh() with the unhelpful error
message "no position information".  Convert that one manually.

Fails to convert hw/arm/armsse.c, because Coccinelle gets confused by
ARMSSE being used both as typedef and function-like macro there.
Convert manually.

Fails to convert hw/rx/rx-gdbsim.c, because Coccinelle gets confused
by RXCPU being used both as typedef and function-like macro there.
Convert manually.  The other files using RXCPU that way don't need
conversion.

Signed-off-by: Markus Armbruster<armbru@redhat.com>
Reviewed-by: Eric Blake<eblake@redhat.com>



Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>


--
Best regards,
Vladimir



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