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From: Florian Weimer <fweimer@redhat.com>
To: Samuel Holland <samuel@sholland.org>
Cc: musl@lists.openwall.com,  Chris Hall <musl@gmch.uk>
Subject: Re: Detecting musl at compile and/or configure time
Date: Tue, 02 Jul 2019 14:19:13 +0200	[thread overview]
Message-ID: <874l444oji.fsf@oldenburg2.str.redhat.com> (raw)
In-Reply-To: <bcb39635-a804-4d2f-3b6e-60e7edfe6e66@sholland.org> (Samuel Holland's message of "Sun, 30 Jun 2019 07:28:48 -0500")

* Samuel Holland:

> The Linux UAPI is stable, so you can use whatever features you want as long as
> you gracefully handle ENOSYS/EINVAL (or document a minimum supported version).

Note that this only applies to the numbered syscall interface.  For
example, it is not true for vsyscall (which is now considered optional,
despite part of the userspace ABI at first, and really hard to detect
properly).  Netlink packet layout also keeps changing for some
subsystems.

Thanks,
Florian


  parent reply	other threads:[~2019-07-02 12:19 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <26f5537f-a876-209c-a27c-cd2619f5c834@gmch.uk>
2019-06-30 12:03 ` Fwd: " Chris Hall
2019-06-30 12:28   ` Samuel Holland
2019-06-30 14:30     ` Chris Hall
2019-06-30 14:54     ` Jeffrey Walton
2019-07-02 12:19     ` Florian Weimer [this message]
2019-06-30 14:51   ` Jeffrey Walton
     [not found] <1561802993.8028.ezmlm@lists.openwall.com>
2019-06-29 11:48 ` Chris Hall
2019-06-29 13:27   ` A. Wilcox
2019-06-29 13:58     ` Szabolcs Nagy
2019-06-30 11:48       ` Chris Hall

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