Re: [Qemu-devel] [PATCH v2 1/1] include: Auto-generate the sizes lookup table

[Leonid Bloch]

On 1/10/19 2:40 PM, Markus Armbruster wrote:
> Leonid Bloch <address@hidden> writes:
> 
>> Hi,
>>
>> On 1/8/19 11:31 AM, Markus Armbruster wrote:
>>> I'd leave it hard-coded.  Replacing a few trivial defines by an arguably
>>> less trivial script doesn't feel like an improvement.  In this case, it
>>> doesn't even save lines.
>>
>> As I've said, I'm fine with that. The autogeneration sounds the right
>> thing to do here, as the table is autogenertaed anyway, but indeed it is
>> already there, explained, and even the script for generating it appears
>> in the comments for reproducibility.
>>
>>>
>>> I'm not sure I'd use shell for this, but since you already wrote it and
>>> it works...
>>>
>>
>> If you've noticed, the original script was in AWK. But to be as generic
>> as possible, I didn't write the generation script in AWK because even
>> AWK is not guaranteed to be installed on the build system. The only
>> interpreted language that is guaranteed to be there is shell (most basic
>> shell) because .configure itself needs it.
> 
> Well,
> 
>      $ grep -w awk configure
>          maj=`libgcrypt-config --version | awk -F . '{print $1}'`
>          min=`libgcrypt-config --version | awk -F . '{print $2}'`
> 
> The build also requires Python.

Not for critical things as this. I mean it can still build OK without 
Python.

> 
> [...]
>