#33848 - Store references in SBCL-compiled code are "invisible"

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From: Ludovic Courtès <ludo@gnu.org>
To: Mark H Weaver <mhw@netris.org>
Subject: Re: bug#33848: Store references in SBCL-compiled code are "invisible"
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Hello,

Mark H Weaver <mhw@netris.org> skribis:

> Pierre Neidhardt <mail@ambrevar.xyz> writes:
>
>>> : > Store file names are always ASCII so problems arise when they are stored
>>> : > as UTF-16 or UTF-32/UCS-4.
>>> : 
>>> : I understand that most programs stick to ASCII filenames, but what about the odd
>>> : one using non-English, special characters?
>>> 
>>> That’s a separate debate.  :-)  Essentially this restriction on store
>>> file names has always been there in Guix (and Nix before that).  If we
>>> were to change it, that would raise compatibility issues.
>>
>> But what happens if we attempt to store "á" in the store?
>
> Indeed.  Although we might restrict the immediate entries within
> /gnu/store to ASCII characters, file names deeper within those
> directories may have non-ASCII characters.  More generally, store
> references may occur within larger strings which might include non-ASCII
> characters.

Right.  For example ‘nss-certs’ contains non-ASCII, UTF-8-encoded file
names.

For “top-level” store file names, the restriction is enforced by
‘checkStoreName’ in libstore/store-api.cc.

Ludo’.

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#33848 Store references in SBCL-compiled code are "invisible"