From: Andreas Schwab <schwab@linux-m68k.org>
Date: Sun, 29 Dec 2019 14:43:30 GMT
Subject: Re: ERANGE strikes again on my Windows build; RFH
Message-ID: <87mubb8a5p.fsf@igel.home>
In-Reply-To: <20191229142909.7bmjbrroboitvnzq@tb-raspi4>

On Dez 29 2019, Torsten Bögershausen wrote:

> At least the documentation about vsnprintf does not mention that errno is touched at all.
> That is the man pages for Linux and Mac OS, or see here:
> https://linux.die.net/man/3/vsnprintf

Refer to the POSIX docs for vsnprintf, which documents its errno usage.
In general, any library call can touch errno, unless it is explicitly
documented _not_ to touch it.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
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