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Subject:	Re: Which is it -pc- or -unknown-
To:	cygwin AT cygwin DOT com
References:	<7983d97c-3c6d-e3c2-2304-9527ad4c5735 AT gmail DOT com> <59e8f0cd DOT 28279d0a DOT 292b DOT 4768 AT mx DOT google DOT com> <e3abcc71-e085-4355-41de-c6ab30cc4c85 AT gmail DOT com> <8a790ade-1761-b87b-b389-5f76d147c099 AT cygwin DOT com> <217068b0-f4df-1c30-07f7-8d7cbf84a52a AT SystematicSw DOT ab DOT ca>
From:	cyg Simple <cygsimple AT gmail DOT com>
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Date:	Thu, 19 Oct 2017 16:02:53 -0400
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On 10/19/2017 3:54 PM, Brian Inglis wrote:
> On 2017-10-19 12:59, Yaakov Selkowitz wrote:
>> On 2017-10-19 13:40, cyg Simple wrote:
>>> x86_64-pc-cygwin is just not correct regardless of the lack of past issues.
>>
>> As I have said several times, this assertion is incorrect.  You need to
>> use the triplet which matches the toolchain with which you are building.
>> For example, Fedora and RHEL all use $arch-redhat-linux as their
>> triplet, and there is nothing wrong with that.
> 
> Vendor -unknown- is just a default in various config cases, so specifying -pc-
> for consistency on Cygwin builds is a valid choice by the maintainers.
> 

FINE!  But config.guess should match the CHOSEN one.

> Perhaps a statement on the cygwin-apps list could clarify what should be done by
> maintainers to ensure this override, and maybe retire the use of -unknown- by
> any Cygwin apps in future, with a notice to this (cygwin) list for those who
> choose to build packages from net sources.
> 

I don't care which is used as long as config.guess matches what is chosen.

> Perhaps also patches should be submitted to the config and automake maintainers
> to ensure that {i*,x86_64}:CYGWIN*:*... always produce vendor -pc-. Not sure
> about vendors for {amd64,powerpcle}:CYGWIN*:*... in config.guess, which are
> currently also set to -unknown-.
> 

Exactly what I'm saying.  It needs to match what is being distributed
just for consistency and to avoid confusion.

-- 
cyg Simple

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