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Full Discussion: problems with unix & command
Top Forums Shell Programming and Scripting problems with unix & command Post 302715787 by Corona688 on Monday 15th of October 2012 11:46:53 AM
Old 10-15-2012
You don't. Variables don't work that way.

You must talk in other ways. Perhaps print to stdout, and have the parent read from its output.
 

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DVIHP(1)						      General Commands Manual							  DVIHP(1)

NAME
dvihp - convert a TeX DVI file to Hewlett-Packard PCL SYNOPSIS
dvihp [options] dvifile[.dvi] DESCRIPTION
dvihp translates the given dvifile to Hewlett-Packard PCL using dvicopy(1) then $DVILJ (dvilj4 by default). In the absence of other options, pipe the PCL to $SPOOL (lpr by default). OPTIONS
Options are recognized from dvips where possible: -A print odd pages -B print even pages -d n set debug bits to n (see documentation) -D n set resolution to n -f run as filter -l n don't print pages after n -m manual feed -n n print n pages -O a,b set/change paper offset to a,b mm. -o s output to s instead of spooling -p n don't print pages before n. -Ps pass directly to lpr. -v verbose operation. -x n set magnification to n. --help write usage summary. Other options are passed to the dvilj program. BUGS
Email bug reports to tex-k@tug.org. SEE ALSO
dvicopy(1), dvilj4(1). December 24, 2009 DVIHP(1)
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