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Re: autoconf 2.57b: locking fails over NFS

From: Paul Eggert
Subject: Re: autoconf 2.57b: locking fails over NFS
Date: 25 Sep 2003 16:09:03 -0700
User-agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3

Alexandre Duret-Lutz <address@hidden> writes:

> I admit that having a lock
> everywhere except on NFS is still a progress wrt 2.57.

Yes, that's what I was thinking.

> How about dropping flock() for a mkdir()-based lock?

Then we'd have to clean up afterwards, and deal with recovering
from system crashes, and so forth.

Sorry, I'm missing a bit of the big picture here.
Is it that important to have a working lock?
What programs are likely to be updating these files simultaneously?
Is it that common to have contention?

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