On Wed, 24 Mar 2010 19:00:06 +0200 Gregory Edigarov wrote: > Hello Everybody, > > Just wonder how could one implement what gnu grep -o flag does using > our toolchain? > > from ggrep(1): > > -o, --only-matching > Show only the part of a matching line that matches > PATTERN. > >
maybe try this: sed -n -e 's/.*\(PATTERN\).*/\1/ -e /PATTERN/p