Re: [Buildroot] [PATCH 1/1] docs/manual/prerequisite.txt: add diffutils

[Baruch Siach via buildroot <buildroot@buildroot.org>]

Hi Thomas,

On Wed, Apr 27 2022, Thomas Petazzoni wrote:
> On Tue, 26 Apr 2022 20:16:12 +0300
> Baruch Siach via buildroot <buildroot@buildroot.org> wrote:
>> On Tue, Apr 26 2022, José Luis Salvador Rufo wrote:
>> > The command `cmp` is used by `package/pkg-generic.mk` at commit
>> > 8623cc5deb5. This command is provided by `diffutils`.  
>> 
>> Actually, we have host-diffutils, so we can build cmp if the host does
>> not have it installed. All we need is support added under
>> support/dependencies/ like a few other utilities.
>
> Yes, but we're not going to build host-diffutils if cmp is missing.
> It's not done in our current implementation, and I don't think we want
> to do that. So it seems like diffutils is indeed a hard requirement.

Should we remove host-diffutils? That means reverting commit
819637e0e9774, and part of 9521492bd0706 ("package/opkg-utils: add
missing dependencies for host build").

Ryan, have you encountered an issue with missing diffutils on your build
host when using opkg-utils?

baruch

>> We also don't list findutils as prerequisite, even though we rely
>> heavily on the 'find' utility.
>
> So perhaps we should list findutils as well in our hard requirements?
>
> José Luis: practically speaking, with which distribution have you been
> able to get a system without diffutils/findutils installed by default?
>
> Thanks,
>
> Thomas


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