From c532b2e8445401a2613391cda5ab485f9055b484 Mon Sep 17 00:00:00 2001
From: Ben Pfaff <blp@gnu.org>
Date: Thu, 21 Jun 2007 15:47:43 +0000
Subject: [PATCH] Improve comment.

---
 src/data/datasheet.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/data/datasheet.c b/src/data/datasheet.c
index 1fc1e98b..63db4f36 100644
--- a/src/data/datasheet.c
+++ b/src/data/datasheet.c
@@ -150,7 +150,8 @@ static bool rw_case (struct datasheet *ds, enum rw_op op,
 /* Creates and returns a new datasheet.
 
    If READER is nonnull, then the datasheet initially contains
-   the contents of READER. */
+   the contents of READER.  READER become owned by the datasheet
+   and the caller must not directly reference it again. */
 struct datasheet *
 datasheet_create (struct casereader *reader)
 {
-- 
2.30.2