Search netCDF files for keys

ncfind.sh

#!/bin/bash
path=${@: -2:1}
term=${@: -1:1}

if [[ !(-d $path) ]]; then
        echo "Usage: ncfind [-f] PATH PATTERN"
        exit 0
fi

execs="find . -name '*.nc' -exec grep -E -i -a -q '$term' {} \; -print "
if [[ $1 != '-f' ]]; then
        execs="$execs | xargs -t -L 1 ncdump -h "
fi

echo "eval $execs"
eval $execs
exit 1