applied next patch of Sander

[dmenu.git] / dmenu_path

diff --git a/dmenu_path b/dmenu_path
index 4ecf4faa957e6e15b3d90c92dfbb10c2e1e4d08a..d0a32c5ef2494295ea0405f3aa1ce27cbbffd057 100755 (executable)
--- a/dmenu_path
+++ b/dmenu_path
@@ -1,9 +1,26 @@
 #!/bin/sh
+CACHE=$HOME/.dmenu_cache
 IFS=:
-for dir in $PATH
-do
-       for file in "$dir"/*
+
+uptodate() {
+       test ! -f $CACHE && return 1
+       for dir in $PATH
        do
-               test -x "$file" && echo "${file##*/}"
+               test $dir -nt $CACHE && return 1
        done
-done | sort -u
+       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