#!/bin/sh
+CACHE=$HOME/.dmenu_cache
IFS=:
-for dir in $PATH
-do
- for file in "$dir"/*
- do
- test -x "$file" && echo "${file##*/}"
- done
-done | sort -u
+
+if ! test -f "$CACHE" || find $PATH -type d -newer "$CACHE" | grep -q .; then
+ find $PATH -type f \( -perm -1 -o -perm -10 -o -perm -100 \) | sed 's/.*\///' | sort -u > "$CACHE"
+fi
+
+cat "$CACHE"