On Wed, Mar 14, 2001 at 14:10:06 +0000, David Malone wrote:
> Will it change what happens if you do:
>       set null=""
>       echo $null
> (this produces nothing in "traditional" tcsh and csh)?

It will change.

> I guess we should leave it up to the tcsh folks. There are other
> internal csh commands which behave differently to external commands
> (nice and time come to mind). I think it is known that 'echo ""' is
> a relatively portable way of printing a blank line.

echo is more like as external command, even in its internal form it
tends to be compatible even with SysV-isms. What non-BSD grown (i.e. SysV)
csh echo prints?

Andrey A. Chernov

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