X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=src%2Fdata%2Fdictionary.h;h=050b4a8c4dff01febadf5f7896dd40c002d9066f;hb=e0589f0f27cbcd2b109bf9970b59046345f28c03;hp=067142cfd08f18761d6b086f7cbd1edb8c4bb5d9;hpb=899ca177810116bc0ff1c4bcce9368d79cd71d42;p=pspp

diff --git a/src/data/dictionary.h b/src/data/dictionary.h
index 067142cfd0..050b4a8c4d 100644
--- a/src/data/dictionary.h
+++ b/src/data/dictionary.h
@@ -123,9 +123,12 @@ void dict_compact_values (struct dictionary *);
 struct caseproto *dict_get_compacted_proto (const struct dictionary *,
                                             unsigned int exclude_classes);
 
-/* SPLIT FILE variables. */
+/* SPLIT FILE variables.
+
+   SPLIT_NONE is used if and only if there are no split file variables. */
 enum split_type
   {
+    SPLIT_NONE,                 /* No split file variables. */
     SPLIT_SEPARATE,             /* Produce separate output for each split. */
     SPLIT_LAYERED,              /* Output splits in same table.  */
   };