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run-recent (636B)

      1 #!/bin/sh
      2 # end a command with ; to run in a terminal
      3 
      4 term="${TERMINAL:-st} -e"
      5 cachedir=${XDG_CACHE_HOME:-"$HOME/.cache"}
      6 cache="$cachedir/dmenu_recent"
      7 
      8 touch "$cache"
      9 
     10 # cleaning
     11 while read cmd
     12 do
     13     command -v ${cmd%;} &>/dev/null || sed -i "/$cmd/d" $cache
     14 done < <(sort -u $cache)
     15 
     16 most_used=$(sort "$cache" | uniq -c | sort -rh | sed 's/\s*//' | cut -d' ' -f2-)
     17 run=$((echo "$most_used"; dmenu_path | grep -vxF "$most_used") | dmenu -i "$@")
     18 
     19 [ -z "$run" ] && exit 1
     20 
     21 (echo "$run"; head -n 99 "$cache") > "$cache.$$"
     22 mv "$cache.$$" "$cache"
     23 
     24 case "$run" in
     25     *\;) exec $(echo $term ${run%;}) ;;
     26     *)   exec "$run" ;;
     27 esac
     28