diff options
Diffstat (limited to '%HOME%')
| -rw-r--r-- | %HOME%/.bash_utils/path.sh | 30 |
1 files changed, 21 insertions, 9 deletions
diff --git a/%HOME%/.bash_utils/path.sh b/%HOME%/.bash_utils/path.sh index 20c6a31..0661710 100644 --- a/%HOME%/.bash_utils/path.sh +++ b/%HOME%/.bash_utils/path.sh @@ -14,6 +14,13 @@ path_add() ( shopt -s inherit_errexit 2> /dev/null || true shopt -s lastpipe + local prepend= + + if [ "$#" -gt 0 ] && [ "$1" == --prepend ]; then + shift + prepend=y + fi + [ "$#" -eq 0 ] && return 0 local -a src_list @@ -30,24 +37,29 @@ path_add() ( fi done - local -A dest_dict - local -a dest_list + local -A uniq_paths + local -a new_paths current_paths for path in ${src_list[@]+"${src_list[@]}"}; do - [ -n "${dest_dict[$path]+x}" ] && continue - dest_dict[$path]=1 - dest_list+=("$path") + [ -n "${uniq_paths[$path]+x}" ] && continue + uniq_paths[$path]=1 + new_paths+=("$path") done if [ -n "${PATH-}" ]; then str_split -z -- "${PATH-}" ':' | xargs -0 -- readlink -z --canonicalize-missing -- | while IFS= read -d '' -r path; do - [ -n "${dest_dict[$path]+x}" ] && continue - dest_dict[$path]=1 - dest_list+=("$path") + [ -n "${uniq_paths[$path]+x}" ] && continue + uniq_paths[$path]=1 + current_paths+=("$path") done fi - str_join ':' ${dest_list[@]+"${dest_list[@]}"} + local -a result + [ -n "$prepend" ] && result+=(${new_paths[@]+"${new_paths[@]}"}) + result+=(${current_paths[@]+"${current_paths[@]}"}) + [ -z "$prepend" ] && result+=(${new_paths[@]+"${new_paths[@]}"}) + + str_join ':' ${result[@]+"${result[@]}"} ) path_export() { |