Originally Posted by grail
Why should busybox be any different if you are using awk or sed?
As long as he sticks with the basic syntax, probably none. But as I mentioned, the commands offered in busybox
do tend to supply only a very minimal subset of options, in order to keep the binary as small as possible. It's likely that most non-posix features are disabled.
Interestingly, I see now that ed
isn't actually one of the included programs. Go figure.