X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Ffactor_stats.h;h=259694e8fc5aafd2d982404b57f958a1f2e86d6e;hb=ae692b0ac5ceff417fa9e9fc136d95acae3e99e1;hp=b05d7423e05f3d7a352c965993d644c5b4734364;hpb=46cc6dd316280579f5b03dfd39d01bc7daf88df7;p=pspp

diff --git a/src/factor_stats.h b/src/factor_stats.h
index b05d7423e0..259694e8fc 100644
--- a/src/factor_stats.h
+++ b/src/factor_stats.h
@@ -27,6 +27,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 
 #include "hash.h"
 #include "val.h"
+#include <string.h>
 #include <gsl/gsl_histogram.h>
 #include "subclist.h"
 #include "percentiles.h"
@@ -85,6 +86,8 @@ struct metrics
 };
 
 
+struct metrics * metrics_create(void);
+
 void metrics_precalc(struct metrics *m);
 
 void metrics_calc(struct metrics *m, const union value *f, double weight, 
@@ -92,6 +95,9 @@ void metrics_calc(struct metrics *m, const union value *f, double weight,
 
 void metrics_postcalc(struct metrics *m);
 
+void  metrics_destroy(struct metrics *m);
+
+
 
 /* Linked list of case nos */
 struct case_node
@@ -133,6 +139,8 @@ struct factor_statistics {
   /* The an array stats for this factor, one for each dependent var */
   struct metrics *m;
 
+  /* The number of dependent variables */
+  int n_var;
 };