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freebsd and macos fixes (#44)

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freebsd and macos share stat and sed history with some differences from
gnu

tested on freebsd and linux, mac just verified with man pages and stack
overflow

Co-authored-by: mosshope <moss@lararium.houseofdusk.online>
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Moss Hope 2024-10-04 10:07:04 -07:00 committed by GitHub
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commit 4a6fb83c3d
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1 changed files with 23 additions and 3 deletions
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zfs-inplace-rebalancing.sh
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@ -60,7 +60,27 @@ function rebalance () {
# this shouldn't be needed in the typical case of `find` only finding files with links == 1
# but this can run for a long time, so it's good to double check if something changed
if [[ "${skip_hardlinks_flag,,}" == "true"* ]]; then
if [[ "${OSTYPE,,}" == "linux-gnu"* ]]; then
# Linux
#
# -c --format=FORMAT
# use the specified FORMAT instead of the default; output a
# newline after each use of FORMAT
# %h number of hard links
hardlink_count=$(stat -c "%h" "${file_path}")
elif [[ "${OSTYPE,,}" == "darwin"* ]] || [[ "${OSTYPE,,}" == "freebsd"* ]]; then
# Mac OS
# FreeBSD
# -f format
# Display information using the specified format
# l Number of hard links to file (st_nlink)
hardlink_count=$(stat -f %l "${file_path}")
else
echo "Unsupported OS type: $OSTYPE"
exit 1
fi
if [ "${hardlink_count}" -ge 2 ]; then
echo "Skipping hard-linked file: ${file_path}"
@ -180,7 +200,7 @@ function rebalance () {
else
rebalance_count_line_nr="$((line_nr + 1))"
rebalance_count="$((rebalance_count + 1))"
sed -i "${rebalance_count_line_nr}s/.*/${rebalance_count}/" "./${rebalance_db_file_name}"
sed -i '' "${rebalance_count_line_nr}s/.*/${rebalance_count}/" "./${rebalance_db_file_name}"
fi
fi
}