[ILUG] substituting shell variables with sed

[Conor Daly]

On Sun, Mar 25, 2001 at 02:09:52AM +0000 or so it is rumoured hereabouts, 
Paul J Collins thought:
> >>>>> "CD" == Conor Daly <conor.daly at oceanfree.net> writes:
> 
>     CD> cat ./dprint | sed -e 's at mpage@\$PATH_MPAGE@' > dprint.out
> 
>     CD> but grep -i mpage dprint.out gives the following:
> 
>     CD> $PATH_MPAGE -$PAGES_UP -a -X -m10l0t50b40r -r -j 1%2 -P$PRINTER $FILE
>     CD> $PATH_MPAGE -$PAGES_UP -a -X -m20l-10t50b40r -j 2%2 -P$PRINTER $FILE
> 
> Single quotes prevent interpolation of shell variables.  Try double quotes.
 
Doh!  Should have spotted that!  Thanks!
-- 
Conor Daly <conor.daly at oceanfree.net>

Domestic Sysadmin :-)
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