"Eloy A. Paris" wrote:
> Witold Grabysz <[EMAIL PROTECTED]> wrote:
>
> : the following phrase doesn't work in bash:
> : ((ls);(ls))
> : Why? Is it not allowed by the shell syntax or there is a bug in it?
>
> Yup, you're right; it's probably a bug. This does work:
>
> ( (ls);(ls))
>
> Try changing the definition of the helper in Netscape to follow the
> above syntax.
No, there's no bug in bash. ((<expr>)) indicates that arithmetic operations
should be performed a la let x=i+1. Try this
let i=5; while ((i>0)); echo $i; let i-=1; done
The fix is right how ever; you need to disambiguate the expression.
Stephen
---
"Normality is a statistical illusion." -- me
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