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#!/bin/sh phplist="php7" letsencrypt=/usr/sbin/lefh find_php() { local x= path= for x in $phplist; do path=$(which $x) if [ -n "$path" ]; then echo $path break fi done } # start php=$(find_php) if [ -n "$php" ]; then $php $letsencrypt "$@" else printf "ERROR: missing php interpreter\n" exit 1 fi exit $?