dmenu

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commit c04b688cc0fdfdf28eec8ca0133b7a89065ce499
parent dfe95cb5468618b2eb3d53d41e2ec9f4d167f3f9
Author: Kris Maglione <jg@suckless.org>
Date:   Wed, 23 May 2007 16:42:51 -0400

Changed dmenu_path (fixed race, improved speed, check that $PATH is the same as the last run).
Diffstat:
M
dmenu_path
 | 
33
+++++++++++++++++----------------

1 file changed, 17 insertions(+), 16 deletions(-)
diff --git a/dmenu_path b/dmenu_path
@@ -1,25 +1,26 @@
-#!/bin/sh
+#!/bin/sh -f
 CACHE=$HOME/.dmenu_cache
 IFS=:
 
+qfind() {
+    find "$@" 2>/dev/null
+}
+
 uptodate() {                                                                       
-    test ! -f $CACHE && return 1                                                   
-    for dir in $PATH                                                                
-    do                                                                              
-        test $dir -nt $CACHE && return 1                                           
-    done                                                                            
-    return 0                                                                       
-}          
+    test -f $CACHE &&
+        test "$(echo "$PATH")" = "$(sed 1q "$CACHE")" &&
+        qfind $PATH -maxdepth 0 -newer $CACHE
+}
 
 if ! uptodate
 then
-    for dir in $PATH
-    do
-        for file in "$dir"/*
-        do
-            test -x "$file" && echo "${file##*/}"
-        done
-    done | sort | uniq > $CACHE
+    {
+        echo "$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
 
-cat $CACHE
+tail -n +2 $CACHE
+