On Tue, Dec 6, 2016 at 4:09 PM, L A Walsh <b...@tlinx.org> wrote: > > Is there a way, in bash, to filter stderr and let the > filtered result continue on stderr with the original > stdout being output on stdout? > > with prog being the program to filter, and RE_filt being the > filtering expression, conceptually, I wanted to do something > like this: > > $prog >&3 2>&1 |grep -v "$RE_filt" >&2 3>&1 > > (which of course doesn't work).... > > Is it possible/doable? > > Tnx! > -l > > > > > > http://mywiki.wooledge.org/BashFAQ/047 (search for "stdout intact")
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