[OS X TeX] [bash] Pdfoutput=0 at the beginning of a file

Peter Dyballa Peter_Dyballa at Web.DE
Sun Feb 12 19:09:42 EST 2006

Am 13.02.2006 um 00:55 schrieb Alain Matthes:

> Hello
> I' m a beginner with bash but i would like to modify a script and a  
> file foo.tex.
> I would like to put pdfoutput=0 at the beginning of the file foo.tex.
> My first idea is to put pdfoutput=0 in a new file "tempfile"
> echo pdfoutput=0 > tempfile then cat tempfile foo.tex > newfoo.tex
> Is it correct ? The problem : i need to test the existence of  
> tempfile and newfoo.tex.
> Perhaps there is a solution to add an a expression at the beginning  
> of a file

You also could:

	echo "pdfoutput=0" > newfoo.tex		% this overwrites all contents
	cat foo.tex >> newfoo.tex			% foo.tex's contents is added

To test if a 'regular' file exists:

	if [ -f <FILENAME> ]; then
	    do this
	    do something else

What do you mean with your last sentence?



   Basic, n.:
A programming language.  Related to certain social diseases in
that those who have it will not admit it in polite company.

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