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List:       glibc-alpha
Subject:    Re: [PATCH] io: Fix record locking contants for powerpc64 with __USE_FILE_OFFSET64
From:       Andreas Schwab via Libc-alpha <libc-alpha () sourceware ! org>
Date:       2023-08-30 9:19:52
Message-ID: mvmbkeo6g5j.fsf () suse ! de
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On Aug 29 2023, Aurelien Jarno wrote:

> It does break some binaries, for instance File-FcntlLock [1] with the
> following scenario:
> - perl is built against glibc 2.37
> - system is upgraded to glibc 2.38
> - File-FcntlLock is built against glibc 2.38: it does not work as the
>   value of F_GETLK has changed from 12 to 5 [2].

It happens all the time that an API change breaks some combination of
recompiled and not recompiled objects.  But it is not an ABI break, only
a QoI issue.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
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