Ilya Zakharevich on Fri, 27 Jun 2003 06:50:11 -0700


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Re: system() limitation 

On Fri, Jun 27, 2003 at 02:25:51AM -0400, Igor Schein wrote:
> Hi,
> 
> ? system("echo "vector(43201,x,1)"|wc -c")
>  129604
> ? system("echo "vector(43202,x,1)"|wc -c")
>  129607
> ? system("echo "vector(43203,x,1)"|wc -c")
>  129610
> ? system("echo "vector(43204,x,1)"|wc -c")
>  129613
> ? system("echo "vector(43205,x,1)"|wc -c")
> ? system("echo "vector(43206,x,1)"|wc -c")
> ?
> 
> Looks like a silent buffer overflow to me.  Maybe the maximum buffer
> size allowed should be documented?

How can PARI know the limitations of the shell you are currently using?

Hope this helps,
Ilya