Ouch a problem begging for perl as a solution! James
> On Wed, 2004-12-15 at 03:01 +1100, Dan Treacy wrote: > > I have a text file that I'm trying to update from a shell script but the > > information needs to be inserted at the beginning of the file. > > > > I have a couple of ways to do this that involves lots of "cat"ing and > > mving and temporary files and the like etc. Not real high on the > > efficiency scale. > > By the time you muck around it is far easier to do something like this: > > echo SOMETEXT >newfile$$ > echo "some more text and $VARIABLE" >> newfile$$ > cat oldfile >> newfile$$ > mv oldfile oldfile.bak > mv newfile$$ oldfile > > If you consider what is happening with the filesystem anyway either you > do it or the OS does it so the result is the same. -- SLUG - Sydney Linux User's Group Mailing List - http://slug.org.au/ Subscription info and FAQs: http://slug.org.au/faq/mailinglists.html
