Hi Ralph, On 8/23/22 14:51, Ralph Corderoy wrote:
Hi Alejandro,! groff -Tutf8 -man -ww longline.man | expand | grep '^.\{80\}.'Ahh, I forgot about \{N\}, since I never use it. Still, the Makefile uses pipefail, so I'm not sure how to make grep(1) work for this. If it works, it would be nice.Move the inversion along the pipeline with a subshell. $ awk '{print FILENAME, length}' * 79 79 80 80 81 81 $ $ set -o pipefail $ false | (! grep '^.\{80\}.' 79); echo $? 1 $ false | (! grep '^.\{80\}.' 80); echo $? 1 $ false | (! grep '^.\{80\}.' 81); echo $? ................................................................................. 1 $ $ true | (! grep '^.\{80\}.' 79); echo $? 0 $ true | (! grep '^.\{80\}.' 80); echo $? 0 $ true | (! grep '^.\{80\}.' 81); echo $? ................................................................................. 1 $
May I tell groff(1) (grotty(1)) that the terminal width is 80, no matter what it actually is? Otherwise, I can only run the above in <=80-col terminals.
Cheers, Alex -- Alejandro Colomar <http://www.alejandro-colomar.es/>
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