Re: sed/vi how to concatenate all non-empty lines?

["SN_Diamond" <Norman.Diamond@example.com>]

> So how to I get sed or vi to concatenate all lines within a paragraph into
> one linebut keep the empty lines between paragraphes? (i.e. concatenate
> all consecutive non-empty lines together)?

No promises, but I think this should do it for vi:

     :g/^$/.+1;/^$/-1jo

Of course, I didn't expect this to put a certain particular vi-clone into an
infinite loop either.  I'm not sure if a small test just needs gobs of CPU
time or if it really is in an infinite loop.  Sigh.

-- Norman Diamond