Added new casetranslator for appending ranks.

[pspp-builds.git] / src / data / casereader.h

diff --git a/src/data/casereader.h b/src/data/casereader.h
index f7e885e64412d8ffbbe5b8e5258258109814d997..a2d9403bb03bce10ede5a638f459261889d373ad 100644 (file)
--- a/src/data/casereader.h
+++ b/src/data/casereader.h
@@ -125,4 +125,13 @@ struct casereader *
 casereader_create_arithmetic_sequence (struct casereader *,
                                        double first, double increment);
 
+
+typedef void distinct_func (double v, casenumber n, double w, void *aux);
+
+struct casereader *
+casereader_create_append_rank (struct casereader *,
+                              const struct variable *v, const struct variable *w,
+                              distinct_func *distinct_callback, void *aux);
+
+
 #endif /* data/casereader.h */