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Re: On time64 and Large File Support

From: Florian Weimer
Subject: Re: On time64 and Large File Support
Date: Mon, 06 Mar 2023 11:19:36 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/28.2 (gnu/linux)

* Andreas Schwab via Libc-alpha:

> On Mär 02 2023, Paul Eggert wrote:
>> Another thing that's different is that when off_t grew in the 1990s,
>> people said they needed a wider off_t RIGHT NOW, because programs wouldn't
>> work on large inputs otherwise.
> That is only true for rather few selected programs.

It depends on the system configuration.  For some file systems, inode
numbers outside the 32-bit range can be quite common.  This impacts
32-bit applications even if they never use ino_t because functions such
as fstat and readdir cannot know that these fields are unused.

We've been working around this for our 32-bit builders with special file
system configuration because like many, we do not build everything with


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