From cd221ed4afd8d5e0f24f3f9d6ed4216f3181b1ca Mon Sep 17 00:00:00 2001
From: Stan Cox <scox@redhat.com>
Date: Thu, 28 Aug 2008 11:05:32 -0400
Subject: Document written but unread global variable automatic display.

---
 doc/langref.tex | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'doc/langref.tex')

diff --git a/doc/langref.tex b/doc/langref.tex
index 413ece4d..5db82550 100644
--- a/doc/langref.tex
+++ b/doc/langref.tex
@@ -495,7 +495,9 @@ found. Because of possible concurrency limits, such as multiple probe handlers,
 each global variable used by a probe is automatically read- or write-locked
 while the handler is running. A global declaration may be written at the
 outermost level anywhere in a script file, not just within a block of code.
-The following declaration marks \texttt{var1} and \texttt{var2} as global.
+Global variables which are written but never read will be displayed
+automatically at session shutdown.  The following declaration marks 
+\texttt{var1} and \texttt{var2} as global.
 The translator will infer a value type for each, and if the variable is used
 as an array, its key types.
 
-- 
cgit 

