Re: [PATCH container 3/3] setup: make the architecture fall back to amd64 for empty strings

[Fiona Ebner <f.ebner@proxmox.com>]

Am 06.02.26 um 1:11 PM schrieb Daniel Kral:
> On Fri Feb 6, 2026 at 11:24 AM CET, Fiona Ebner wrote:
>> Am 04.02.26 um 10:17 AM schrieb Daniel Kral:
>>> Otherwise, if the underlying detect_architecture(...) method returns any
>>> false value, the return value of the call to protected_call(...) will
>>
>> Do you mean undef value here? If I return 0 inside a protected call I get 0
>>
>>> return an empty string.
>>
>> not an empty string.
>>
>> There seems to be a difference in behavior between being in a nested
>> protected call, which will return the result from the $sub directly, and
>> a non-nested protected call, which reads the result from the pipe, which
>> also results in an empty string when the result from $sub is undef.
> 
> Good catch, thanks! I only tried it with non-nested protected calls
> which use the output from the pipe and also assumed that the empty
> string comes from the conversion from a falsy value to a string in perl,
> which is the empty string.

Nit: should probably read "from a falsy value that does convert to an
empty string in Perl". Not all falsy values do ;)