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burke/prepend_path.bash

Created September 28, 2018 17:58
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prepend_path.bash
function prepend_path () {
local path; path=$1; shift
export PATH="$(
awk -v RS=: -v "prepend=$path" '
BEGIN { a = prepend ":" }
$0 != prepend { a = a $0 ":" }
END { print(substr(a, 1, length(a)-1)) }
' <<< $PATH
)"
}
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