[...]
> > I made a simple shell script:
> > #!/bin/sh
> > ls -l $1
> >
> >  Saved in a file, and set it to executable. Now, if I run without shell,
> > it does not run, but running inside a shell runs well. Of course, this
> > has $1 inside, but we need such things.
>
> this must have another reason. the sript is executed by the shell in
> either case (how else?).

Don't know.... The fact is that  the above files is executed if I use 
setUserShell(true) and it isn't if I don't use.

>
> btw, for the record: the script should read 'ls -l "$1"' - otherwise you
> have a quoting problem in the script (although no security hole with most
> shells).

It was really just a quick test script, to see how does the KProcess with or 
w/o setUserShell(true) behave... 

Andras