[BusyBox] for loop crash

[Erik Andersen]

On Mon Aug 20, 2001 at 06:52:17PM +0400, Vladimir N. Oleynik wrote:
> 
> But:
> msh$ i=`cat list.txt`
> also exit normaly...
>
> What I was surprise, when I have not found in msh fork()!  Probably it
> will be very hard to find such mistake there, where 'cmd' it is
> realized without fork() though exit it is caused! I in confusion.
> Whether the piece from the original version with a call fork() is
> missed in busibox?

This is by design, not a mistake.  The busybox msh variant is designed
to use vfork instead of fork.  This allows msh to run on uClinux
systems.  uClinux (linux for mmu-less CPUs) due to hardware limitations,
can not implement fork and so uses vfork instead.

 -Erik

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Erik B. Andersen   email:  andersen at lineo.com
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