On Thursday 19 July 2012 11:08:10 Tom Rini wrote: > On 07/18/2012 08:11 PM, Mike Frysinger wrote: > > On Wednesday 18 July 2012 19:45:52 Allen Martin wrote: > >> +MAJOR=$($gas --version | head -1 | awk '{print $NF}' | cut -d . -f 1) > >> +MINOR=$($gas --version | head -1 | awk '{print $NF}' | cut -d . -f 2) > >> + > >> +printf "%02d%02d\\n" $MAJOR $MINOR > > > > can be replaced with a single awk script: > > > > $gas --version | awk '{ gsub(/[.]/, " ", $NF) $0 = $NF printf > > "%02d%02d\n", $1, $2 exit }' > > That looks much longer and we call this once so a few execs is noise.
here's a shorter version: $gas --version | awk '{ gsub(/[.]/, " ", $NF); $0 = $NF; printf "%02d%02d\n", $1, $2; exit }' -mike
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