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workaround bash 4.2- not having unset A[-1] support

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Richard Soderberg 2015-09-21 12:51:18 -07:00
parent 73b21d3977
commit c9412e395d
1 changed files with 3 additions and 2 deletions
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@ -1915,8 +1915,9 @@ if (( $# < 1 )); then
fi fi
PARAMS=("$@") PARAMS=("$@")
TARGET=${PARAMS[-1]} last_element="$(( $# - 1 ))"
unset PARAMS[-1] TARGET=${PARAMS[$last_element]}
unset PARAMS[$last_element]
# Refuse to proceed if the hostname starts with a hyphen, since hostnames can't # Refuse to proceed if the hostname starts with a hyphen, since hostnames can't
# begin with a hyphen and this likely means we accidentally parsed an option as # begin with a hyphen and this likely means we accidentally parsed an option as