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os-release should be run in a subshell.

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os-release should be run in a subshell to avoid the settings corrupting the main
script.
This commit is contained in:
Peter Ajamian 2021-05-12 11:11:36 +12:00
parent 7f08a2b696
commit fdadcac23d
1 changed files with 2 additions and 2 deletions
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4
migrate2rocky.sh
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@ -48,13 +48,13 @@ logmessage(){
}
# This just grabs a field from os-release and returns it.
os-release () {
os-release () (
. /etc/os-release
if ! [[ ${!1} ]]; then
return 1
fi
printf '%s\n' "${!1}"
}
)
# All of the binaries used by this script are available in a EL8 minimal install
# and are in /bin, so we should not encounter a system where the script doesn't