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Re: $RANDOM ?

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From: Peter Stephenson <p.w.stephenson@xxxxxxxxxxxx>
To: zsh-users@xxxxxxxxxx
Subject: Re: $RANDOM ?
Date: Wed, 16 Jan 2008 19:42:24 +0000
In-reply-to: Message from Atom Smasher <atom@xxxxxxxxxxx> of "Wed, 16 Jan 2008 22:49:12 +1300." <20080116094915.60652.qmail@xxxxxxxxxxx>
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Atom Smasher wrote:
> from the man page:
>    The values of RANDOM form an intentionally-repeatable pseudo-random 
> sequence; subshells that reference RANDOM will result in identical 
> pseudo-random values unless the value of RANDOM is referenced or seeded in 
> the parent shell in between subshell invocations.
> 
> i'm curious about the "intentionally-repeatable" sequence. where would i 
> find out more?

It's the call rand() provided by the library and specified by C and
POSIX: http://www.opengroup.org/onlinepubs/009695399/functions/rand.html

-- 
Peter Stephenson <p.w.stephenson@xxxxxxxxxxxx>
Web page now at http://homepage.ntlworld.com/p.w.stephenson/

References:
- $RANDOM ?
  - From: Atom Smasher

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