public inbox for cygwin@cygwin.com
 help / color / mirror / Atom feed
From: Duncan Roe <duncan_roe@optusnet.com.au>
To: Corinna Vinschen via Cygwin <cygwin@cygwin.com>
Cc: Corinna Vinschen <corinna-cygwin@cygwin.com>
Subject: Re: raise(-1) has stopped returning an error recently
Date: Sat, 27 Nov 2021 10:43:52 +1100	[thread overview]
Message-ID: <YaFxOPt5VbPxqhmx@slk1.local.net> (raw)
In-Reply-To: <YZ4FGpEDDar45HC7@calimero.vinschen.de>

On Wed, Nov 24, 2021 at 10:25:46AM +0100, cygwin wrote: [...]
>
> What is that "permanent restriction" in Cygwin?  Is that something we
> could fix or something unfixable?  Did you try to debug Cygwin in terms
> of that problem?  If not, could you extract a reduced, very simple
> stand-alone testcase for further debugging?
>
The restriction is in grep/gnulib source. From
https://debbugs.gnu.org/cgi/bugreport.cgi?bug=27555#5

>> I've determined the cause, at least. The sole caller of mbstoupper
>> (which contained the relevant __CYGWIN__-specific
>> surrogate-pair-handling code) was removed by the improvements of
>> v2.21-63-g8a33cde, and not long after, I noticed that mbstoupper was
>> no longer used, so removed it altogether.

I submitted a patch to save anyone else wasting time over this. So please don't
you,

Cheers ... Duncan.

  parent reply	other threads:[~2021-11-26 23:43 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-22  5:20 Duncan Roe
2021-11-22 10:25 ` Corinna Vinschen
2021-11-22 13:06   ` Corinna Vinschen
2021-11-23  8:27     ` Duncan Roe
2021-11-23  9:50       ` Corinna Vinschen
2021-11-23 18:18         ` Brian Inglis
2021-11-23 22:36           ` Duncan Roe
2021-11-24  9:25             ` Corinna Vinschen
2021-11-24 18:01               ` Brian Inglis
2021-11-25 12:54                 ` Corinna Vinschen
2021-11-27  7:24                   ` Brian Inglis
2021-11-28  3:04                 ` Duncan Roe
2021-11-26 23:43               ` Duncan Roe [this message]
2021-11-29 10:41                 ` Corinna Vinschen

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=YaFxOPt5VbPxqhmx@slk1.local.net \
    --to=duncan_roe@optusnet.com.au \
    --cc=corinna-cygwin@cygwin.com \
    --cc=cygwin@cygwin.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).