In article <3A149BF8.C688E185@hotmail.com>, Pabs <pab### [at] hotmailcom> 
wrote:

> Any one think they (logical operators &,|) shoud be short-circuit logic
> operators (like &&, || in C/++) so that the following would be possible

POV already has & and | operators that behave as boolean logic 
operators. What exactly do you want? Bit-level operators?
A "defined()" function would be useful though...I don't think it can be 
done as a macro.

-- 
Christopher James Huff
Personal: chr### [at] maccom, http://homepage.mac.com/chrishuff/
TAG: chr### [at] tagpovrayorg, http://tag.povray.org/

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