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From: =?UTF-8?B?QmrDtnJuIEx1bmRpbg==?= <b.f.lundin@gmail.com>
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Subject: Re: Exclusive file access
Date: Sat, 05 Sep 2015 17:56:25 +0200
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On 2015-09-01 17:31, ahlan@marriott.org wrote:

> I have no idea about Linux but it is perfectly possible under Windows. 
> However this doesn't stop people (including Microsoft) from creating lock
> files that then sometimes get left behind when a program crashes
> rendering the file locked forever!
> So the presence of lock files doesn't mean that the opsys can't lock
exclusively.

That is why you do not want to use gnat.lockfiles, (at least on linux)
but instead use somthing like linux' lockf.

If the process holding the lock gets killed, (even by kill -kill)
the kernel (or something) releases the lock.
No stale lockfiles.


--
Björn