From 70a037898aa44a933c0e5c199b7ac97a392eb0f9 Mon Sep 17 00:00:00 2001
From: mescalinum <mescalinum@users.sourceforge.net>
Date: Thu, 10 Nov 2011 21:45:44 +0000
Subject: handle the null (initial) object state correctly, using [info exists
 ...]

svn path=/trunk/externals/tclfile/; revision=15719
---
 exists.tcl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/exists.tcl b/exists.tcl
index 66fa71c..3ae3c58 100644
--- a/exists.tcl
+++ b/exists.tcl
@@ -16,7 +16,7 @@ proc+ exists::0_symbol {self args} {
 }
 
 proc+ exists::0_bang {self} {
-    if {$@filename == {}} return
+    if {![info exists @filename]} return
     pd::outlet $self 0 float [file exists $@filename]
 }
 
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