On Friday 14 May 2010 21:44, Cristian Ionescu-Idbohrn wrote:
> On Fri, 14 May 2010, Denys Vlasenko wrote:
>
> > I did discover a lot of interesting details about shells
> > while hacking on them. One is that bare "read"
> > is NOT the same thing as "read REPLY"! Look at this:
> >
> > $ echo " foo b\ar " | { read -r; echo "[$REPLY]"; }
> > [ foo b\ar ]
>
> $ dash -c 'echo " foo b\ar " | { read -r; echo "[$REPLY]"; }'
> read: 1: arg count
> []
They are not bash compat :)
> > $ echo " foo b\ar " | { read -r REPLY; echo "[$REPLY]"; }
> > [foo b\ar]
>
> $ dash -c 'echo " foo b\ar " | { read -r REPLY; echo "[$REPLY]"; }'
> [foo br]
>
> (with a bell ringing)
Bug per http://www.opengroup.org/onlinepubs/009695399/utilities/read.html
--
vda
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