mutex?
Baruch Siach
baruch at tkos.co.il
Thu Dec 2 11:11:15 UTC 2010
Hi David,
On Thu, Dec 02, 2010 at 10:59:00AM +0000, David Collier wrote:
> I have a .sh file which appends to the end of a log file. It is called
> from a number of different shells.
>
> Clearly if I start 2 copies at once, there's a risk they will argue.
>
> Is there any way to set up a mutex, so that only one copy can run at a
> time?
>
> There's some c code that writes it, and that uses flock - can I share
> that lock?
flock(1)?
baruch
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