How to read /proc/locks in safe mode?

[Dario Lesca]

Il giorno ven, 15/07/2011 alle 17.48 +0100, Dan Mills ha scritto:
> The thing is ANY processing is inherently going to be racy, at least
> some of the time. 
> 
> The way to find out of part of a file is locked, is to try to take the
> lock yourself (LOCK_NB  as an argument to flock may be useful here),
> if you get it then it was not held, and if your attempt fails then the
> lock is held by something else. 

Ok, this is a way for try  to resolve my problem, I check it. Thanks

> ANYTHING else is going to give you inherently out of date information
> that may change from under you.
yes, i saw it

> You really need to find another way to do whatever it is you are
> really trying to do, why does a third party need to know which locks
> are held?

Because is a third part software and the producer do not give us that
information, so I thought read /proc/locks for establish if a process is
active via our lock on this file.

Ok, thank Dan for suggest.

Ciao

-- 
Dario Lesca <d.lesca at solinos.it>