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-rw-r--r--desiredata/src/desire.tk2
1 files changed, 2 insertions, 0 deletions
diff --git a/desiredata/src/desire.tk b/desiredata/src/desire.tk
index d1d02cda..b424c9cc 100644
--- a/desiredata/src/desire.tk
+++ b/desiredata/src/desire.tk
@@ -32,6 +32,8 @@ set cvsid {$Id: desire.tk,v 1.1.2.600.2.419 2007-10-27 00:22:27 matju Exp $}
set debug 0 ;# DON'T TOUCH THIS, make yourself a debug.tcl instead!
+if {$tcl_version < 8.5} {puts "Please upgrade to Tcl/Tk 8.5... Thank You.\n(your version is $tcl_version)"; exit 84}
+
if {[catch {winfo children .}]} {set tk 0} {set tk 1}
set argh0 [file normalize [file join [pwd] $argv0]]