[patch] prevent ash executing non-files

[Bernhard Fischer]

Walter,

On Wed, Sep 13, 2006 at 04:47:25PM +0200, Denis Vlasenko wrote:
>On Wednesday 13 September 2006 15:23, walter harms wrote:
>> 
>> Denis Vlasenko wrote:
>> > On Monday 11 September 2006 23:37, Rob Landley wrote:
>> >>> my target is to make a test environment like that of bash
>> >>> working for ash. therefore i/we need some understanding what
>> >>> right. i understand i should discuss that mainly with denis and berhard.
>> 
>> > 
>> > Rest assured that shell is currently the weakest spot of bbox
>> > and your work is very much appreciated. Really.
>> > --
>> hi vda,
>> i did not hear anything from Bernhard, so will you collect my fixes for ash ?

Please CC me if you want to attract my attention. Due to lack of time, i
often skip threads that don't strike me as immediately interresting for
me. Sometimes i go back to some of the skipped threads way later, but
not often.

Anyway. I'm glad if vda takes your patches as i'm not currently interrested
in ash.

cheers,

>> I do not see any attempt to validate the ash for posix/sh compatibility
>> beside my humble efforts.
>
>Yes, I will (try to).
>
>fix for "ash /" was not completely bash-compatible. bash allows
>special files, not just regular files:
>
># bash /dev/tty
>echo HELLO
>HELLO
>exit
>
>Can you supply patch which disallows directories only? Like this
>
># bash /
>/: /: is a directory