Линуксисту на заметку

[vak]

Полезные примитивы управления путём PATH. Вставляются в ~/.bashrc. Правятся по вкусу.

append_path() {
    local dir="$1"
    if [[ -d "$dir" ]]; then
        if [[ -d "$dir" && ":$PATH:" != *":$dir:"* ]]; then
            export PATH="$PATH:$dir"
        fi
    fi
}
prepend_path() {
    local dir="$1"
    if [[ -d "$dir" ]]; then
        if [[ -d "$dir" && ":$PATH:" != *":$dir:"* ]]; then
            export PATH="$dir:$PATH"
        fi
    fi
}
remove_path() {
    local dir="$1"
    if [[ ":$PATH:" == *":$dir:"* ]]; then
        local new_path=":$PATH:"
        new_path="${new_path//:$dir:/:}"
        new_path="${new_path#:}"
        export PATH="${new_path%:}"
    fi
}
remove_path /usr/games
remove_path /usr/local/games
remove_path .
append_path /usr/sbin
append_path /usr/bin
append_path /snap/bin
prepend_path /usr/local/bin
prepend_path /usr/local/sbin
prepend_path $HOME/.local/bin

Comments

[gemelen]

# remove by pattern
path=( ${path[@]:#*<pattern>*} )
# append
path+=('/x/y/z')
# or prepend
path=('/x/y/z' $path)

?