[Scilab-Dev] function "ls"

Vincent COUVERT vincent.couvert at inria.fr
Fri Feb 8 10:35:31 CET 2008


Hi,

I totally agree with you. You can remove this securoty issue and base ls 
on listfiles.

Vincent

Sylvestre Ledru a écrit :
> Hi,
>
> I am thinking about changing the behaviour of the function ls
> http://www.scilab.org/product/man/index.php?module=fileio&page=ls.htm
>
> I would like to remove the second input argument for a few reasons:
> * security issues. This simple example shows how weak it is :
>  ls("*.sci","`echo hacked >/tmp/hmhm`")
>
> * Compatiblity and portability. A user working under Linux and using
> tricks on this function won't have the same result under proprietary
> operating systems.
>
> * We are too closely related to the ls behaviour on the platform
>
> * The code could be directly pluged to the listfiles and therefore
> facilitate the maintenance (It is already the case under Windows).
>
> Any objections ?
>
> Sylvestre
>
>
>   

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