#!/bin/sh
-/bin/ls -lL `echo $PATH | tr : ' '` 2> /dev/null | awk '$1 ~ /^[^d].*x/ { print $NF }' | /usr/bin/sort -u
+CACHE=$HOME/.dmenu_cache
+IFS=:
+
+uptodate() {
+ test ! -f $CACHE && return 1
+ for dir in $PATH
+ do
+ test $dir -nt $CACHE && return 1
+ done
+ return 0
+}
+
+if ! uptodate
+then
+ for dir in $PATH
+ do
+ for file in "$dir"/*
+ do
+ test -x "$file" && echo "${file##*/}"
+ done
+ done | sort | uniq > $CACHE.$$
+ mv $CACHE.$$ $CACHE
+fi
+
+cat $CACHE