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Re: [PATCH 1/2] posix: User scratch_buffer on fnmatch


From: Florian Weimer
Subject: Re: [PATCH 1/2] posix: User scratch_buffer on fnmatch
Date: Mon, 04 Jan 2021 21:35:36 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux)

* Adhemerval Zanella via Libc-alpha:

> It removes the alloca usage on the string convertion to wide characters
> before calling the internal function.

We have a downstream-only patch to fall back the single byte handling in
case of multibyte decoding failure.  Basically it's a quick hack to fix
this bug:

  <https://sourceware.org/bugzilla/show_bug.cgi?id=14185>

Is this something we should upstream?  Or rework fnmatch so that * is
matched properly against arbitrary bytes?

Thanks,
Florian
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