-#!/bin/sh
-/bin/ls -lL `echo $PATH | tr : ' '` 2> /dev/null | awk '$1 ~ /^[^d].*x/ { print $NF }' | sort | uniq
+#!/bin/sh -f
+CACHE=$HOME/.dmenu_cache
+IFS=:
+
+qfind() {
+ find "$@" 2>/dev/null
+}
+
+uptodate() {
+ test -f $CACHE &&
+ test "$(echo "$PATH")" = "$(sed 1q "$CACHE")" &&
+ qfind $PATH -maxdepth 0 -newer $CACHE
+}
+
+if ! uptodate
+then
+ {
+ echo "$PATH"
+ qfind $PATH -type f -maxdepth 1 -perm -u+x -o -perm -g+x -o -perm -o+x |
+ sed 's,.*/,,' | sort | uniq
+ } > $CACHE.$pid
+ mv $CACHE.$pid $CACHE
+fi
+
+tail -n +2 $CACHE
+