From 92ddb7c2327432a5b7ca27557eb5727e46a7c9bd Mon Sep 17 00:00:00 2001
From: Ben Pfaff <blp@gnu.org>
Date: Sun, 1 Feb 2009 16:30:01 -0800
Subject: [PATCH] perl-module: Document PSPP::Dict::get_var() for too-large
 index.

Approved by John Darrington.
---
 perl-module/lib/PSPP.pm | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/perl-module/lib/PSPP.pm b/perl-module/lib/PSPP.pm
index 4eb8c41d..93d70ef2 100644
--- a/perl-module/lib/PSPP.pm
+++ b/perl-module/lib/PSPP.pm
@@ -90,6 +90,8 @@ sub new
 =head3 get_var ($idx)
 
 Returns the C<idx>th variable from the dictionary.
+Returns undef if C<idx> is greater than or equal to the number
+of variables in the dictionary.
 
 =cut
 
-- 
2.30.2