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@shmerl
Created February 21, 2024 00:07
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For convenient creation of zstd archives
#!/bin/bash
source="$1"
keep_dir=${keep_dir:-false}
tar_wrap=${tar_wrap:-true} # for wrapping a single file
if [[ "$source" == "" ]]; then
echo "Error: No source provided!"
exit 1
fi
if ! [[ -e "$source" ]]; then
echo "Error: ${source} doesn't exist!"
exit 2
fi
if [[ "$2" == "" ]]; then
target=$(basename "$source")
else
target="$2"
fi
if [[ -d "$source" ]] && $keep_dir || ! [[ -d "$source" ]] && $tar_wrap; then
# keep outer directory in the archive or wrap a single file in tar
tar --create --verbose --use-compress-program "zstd --threads=$(nproc) -19 --verbose" --file "${target}.tar.zst" "${source}"
elif [[ -d "$source" ]]; then
# archive inside the directory without keeping it wrapping the files
tar --create --verbose --use-compress-program="zstd --threads=$(nproc) -19 --verbose" --file "${target}.tar.zst" --directory "${source}" .
else
zstd --threads=$(nproc) -19 "$source" -o "${target}.zst"
fi
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