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windows letters prompt with /etc/fstab support
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| # Have to rerun every time /etc/fstab gets changed | |
| XDG_CACHE_HOME=${XDG_CACHE_HOME:=$HOME/.cache} | |
| win_script=$XDG_CACHE_HOME/win_dirs_cached | |
| [[ -f $win_script ]] || win_dirs > "$win_script" | |
| . "$win_script" | |
| get_win_prompt() { | |
| local found=0 | |
| for key in "${!win_dirs[@]}"; do | |
| [[ ! $PWD =~ ${win_dirs[$key]} ]] && continue | |
| win_dir=${win_dirs[$key]} | |
| win_letter=$key | |
| found=1 | |
| done | |
| actual_pwd=${PWD#"$win_dir"} | |
| if (( ! found )); then | |
| win_dir= | |
| win_letter=C | |
| fi | |
| } | |
| PROMPT_COMMAND=get_win_prompt | |
| PS1='$win_letter:${actual_pwd//\//\\\\}> ' |
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| #!/bin/sh | |
| i=0 | |
| printf 'declare -A win_dirs\n' | |
| while read -r fs dir type options dump pass; do | |
| [ "${fs%"${fs#?}"}" = '#' ] && continue | |
| [ "$dir" = / ] && continue | |
| [ "$type" = tmpfs ] && continue | |
| case $i in | |
| 0) d=D ;; | |
| 1) d=E ;; | |
| 2) d=F ;; | |
| 3) d=G ;; | |
| 4) d=H ;; | |
| 5) d=I ;; | |
| 6) d=J ;; | |
| 7) d=K ;; | |
| 8) d=L ;; | |
| 9) d=M ;; | |
| 10) d=N ;; | |
| 11) d=O ;; | |
| 12) d=P ;; | |
| 13) d=Q ;; | |
| 14) d=R ;; | |
| 15) d=S ;; | |
| 16) d=T ;; | |
| 17) d=U ;; | |
| 18) d=V ;; | |
| 19) d=W ;; | |
| 20) d=X ;; | |
| 21) d=Y ;; | |
| 22) d=Z ;; | |
| esac | |
| i=$(( i + 1 )) | |
| printf 'win_dirs[%s]="%s"\n' "$d" "$dir" | |
| done < /etc/fstab |
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