Re: [PATCH] tools/vm/slabinfo-gnuplot: Use "grep -E" instead of "egrep"

From: Sergey Senozhatsky
Date: Fri Nov 18 2022 - 22:13:30 EST


On Sat, Nov 19, 2022 at 11:37 AM Tiezhu Yang <yangtiezhu@xxxxxxxxxxx> wrote:
>
> The latest version of grep claims the egrep is now obsolete so the build
> now contains warnings that look like:
> egrep: warning: egrep is obsolescent; using grep -E
> fix this up by moving the related file to use "grep -E" instead.
>
> sed -i "s/egrep/grep -E/g" `grep egrep -rwl tools/vm`
>
> Here are the steps to install the latest grep:
>
> wget http://ftp.gnu.org/gnu/grep/grep-3.8.tar.gz
> tar xf grep-3.8.tar.gz
> cd grep-3.8 && ./configure && make
> sudo make install
> export PATH=/usr/local/bin:$PATH
>
> Signed-off-by: Tiezhu Yang <yangtiezhu@xxxxxxxxxxx>

Reviewed-by: Sergey Senozhatsky <senozhatsky@xxxxxxxxxxxx>