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thomaswilley/gist:fcf84480a58d71ff7e89c354e5503283

Created July 9, 2016 19:55
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One line template engine that pulls from environment variables. In this example environment variable DIR, contained w/in template infile as "$DIR", will all get replaced by results of `pwd` (current working directory) and the resulting populated template stored in outfile.
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gistfile1.sh
DIR=`pwd` awk '{ gsub("\\$DIR",ENVIRON["DIR"]); print $0 }' infile > outfile
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