- local reset_extglob=false
- ! shopt extglob >/dev/null && reset_extglob=true
- shopt -s extglob
-
-
- local -a to_remove to_link
- local x ret prefix dest_dir grp target
- local mkdir=false
-
- if [[ $nodir ]]; then
- dest_file="$2"
- dest_dir="$(dirname "$dest_file")"
- _lnf_existing_link "$1" "$dest_file" "$dest_dir" || return 0
- if [[ ! -d $dest_dir ]]; then
- mkdir=true
- if [[ -e $dest_dir || -L $dest_dir ]]; then
- to_remove+=("$dest_dir")
- fi
- fi
- to_link+=("$dest_file")
- elif (( $# >= 2 )); then
- dest_dir="${!#}"
- if [[ -d $dest_dir ]]; then
- prefix="$dest_dir" # last arg
- for target in "${@:1:$(( $# - 1 ))}"; do # all but last arg
- # Remove 1 or more trailing slashes, using.
- dest_file="${target%%+(/)}"
- # remove any leading directory components, add prefix
- dest_file="$prefix/${target##*/}"
- _lnf_existing_link "$target" "$dest_file" "$dest_dir"
- done
- else
- to_link+=("${@:1:$(( $# - 1 ))}")
- mkdir=true
- fi
- if (( ${#to_link[@]} == 0 )); then
- return 0
- fi
- to_link+=("$dest_dir")
- elif [[ $# -eq 1 ]]; then
- dest_file="${1##*/}"
- _lnf_existing_link "$1" "$dest_file" . || return 0
- fi
- if (( ${#to_remove[@]} >= 1 )); then
- if type -P trash-put >/dev/null; then
- if $verbose; then
- echo "lnf: trash-put -- ${to_remove[*]}"
- fi
- if ! $dry_run; then
- trash-put -- "${to_remove[@]}" || ret=$?
- fi
- # trash-put will fail to trash a link that goes across filesystems (72),
- # and for empty files (74)
- # so revert to rm -rf in that case
- if [[ $ret == 72 ]]; then
- echo "lnf: using rm -rf to overcome cross filesystem trash-put limitation"
- rm -rf -- "${to_remove[@]}"
- elif [[ $ret == 74 ]]; then
- echo "lnf: using rm -rf to overcome empty file & hardlink trash-put limitation"
- rm -rf -- "${to_remove[@]}"
- elif [[ $ret && $ret != 0 ]]; then
- return $x
- fi
- else
- if $verbose; then
- echo "lnf: rm -rf -- ${to_remove[*]}"
- fi
- if ! $dry_run; then
- rm -rf -- "${to_remove[@]}"
- fi
- fi
- fi