X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fdata%2Fcasereader.h;h=a2d9403bb03bce10ede5a638f459261889d373ad;hb=dcdf58a8089283c5eee2ea642e03dfacc60543e5;hp=f7e885e64412d8ffbbe5b8e5258258109814d997;hpb=0c60dc4c665721688d9b09d1f1f145f9cd5a1f9f;p=pspp-builds.git

diff --git a/src/data/casereader.h b/src/data/casereader.h
index f7e885e6..a2d9403b 100644
--- 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 */