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According to Bruno Haible on 6/23/2007 1:09 PM:
> But then use IFS (so that PATH elements containing spaces are handled
> correctly), ignoring empty fields from the cases C and D. In summary,
> something like this:
>
> pathx=`echo ":$PATH:" | sed -e 's/:::*/:.:/g' -e 's/^://' -e 's/:\$//'`
Or, to avoid the sed when possible, you could do
case `echo ":$PATH:" in
*::*) pathx=`echo ":$PATH:" \
| sed -e 's/:::*/:.:/g' -e 's/^://' -e 's/:\$//'` ;;
esac
> save_IFS=$IFS
> IFS=:
> for d in $pathx; do
> IFS=$save_IFS
> ...
> done
> IFS=$save_IFS
>
- --
Don't work too hard, make some time for fun as well!
Eric Blake [EMAIL PROTECTED]
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