Re: [RFC PATCH 04/18] qemu: Introduce 'qemu/legacy_binary_info.h'

["Philippe Mathieu-Daudé" <philmd@linaro.org>]

Cc'ing Markus.

On 6/3/25 02:56, Richard Henderson wrote:
> On 3/5/25 07:39, Philippe Mathieu-Daudé wrote:
>> +void legacy_binary_info_init(const char *argv0)
>> +{


>> +    for (size_t i = 0; i < ARRAY_SIZE(legacy_binary_infos); i++) {
>> +        if (!strcmp(legacy_binary_infos[i].binary_name, binary_name)) {
>> +            current_index = i;
>> +            return;
>> +        }
>> +    }


> When testing for errors before and after a patch, I often rename
> the binary, e.g. qemu-system-aarch64-good / qemu-system-aarch64-bad.

I'd not qemu-system-microblazeel-good to match qemu-system-microblaze.

> Leaving it in the same build directory is required in order to let
> it find the uninstalled rom images.
> 
> Is there a way we can preserve something akin to this?
> Do we need to add the -target command-line option that Pierrick mooted?

Not that easy, CLI is evaluated *after* QOM types are registered.
IIUC we'd need to add this as a -preconfig option, Markus is that right?