Re: luuid vs. forks
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- Subject: Re: luuid vs. forks
- From: Florian Weimer <fw@...>
- Date: 2010年2月08日 22:17:22 +0100
* Alexander Gladysh:
> This looks wrong to me. Also it (indirectly) breaks my tests. So I want to
> ask — is this normal, or my setup is broken?
Your setup is broken, or more likely, the underlying random number
generator. fork() makes creating a good one really tricky on UNIX.
RAND_bytes() from OpenSSL allegedly gets this right, or you can open
/dev/urandom directly---but you have to make sure you've disabled
buffered I/O in that case.