How do check the signature of a file?

I guess you must ensure the file creation is complete as well as its
digital signing. So if these steps are done asynchronously you should
synchronize them by means of a semaphore or similar.

Regards!

Esteban A. Maringolo


2017-07-31 14:11 GMT-03:00 Offray Vladimir Luna Cárdenas
<offray.l...@mutabit.com>:
> Hi,
>
> I'm having problems to verify the cryptographic signature of a file. It
> seems that the test is running, some times, while the file is being created,
> and some times when the file writing is finished (which is my purpose). How
> can I run the cryptographic signature verification only after the writing of
> the file is finished? I imagine that is something related with jobs and
> completion, but I don't know where to look for, specifically.
>
> Any hints and suggestions are welcomed.
>
> Cheers,
>
> Offray

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