better use "read -r -d '' -a" to read in the array. It handles multiple
lines and missing newline at the EOF.
declare -a BOOT_OPTIONS
if [[ -f /etc/kernel/cmdline ]]; then
- readarray -t BOOT_OPTIONS < /etc/kernel/cmdline
+ read -r -d '' -a BOOT_OPTIONS < /etc/kernel/cmdline
fi
if ! [[ ${BOOT_OPTIONS[*]} ]]; then
- read -a line -r < /proc/cmdline
+ read -r -d '' -a line < /proc/cmdline
for i in "${line[@]}"; do
[[ "${i#initrd=*}" != "$i" ]] && continue
- BOOT_OPTIONS[${#BOOT_OPTIONS[@]}]="$i"
+ BOOT_OPTIONS+=("$i")
done
fi