X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fmath%2Fnp.c;h=ccaa51e22d24a0e96a91996f7f597df547d3c6ce;hb=81579d9e9f994fb2908f50af41c3eb033d216e58;hp=e61bf58e117aaf915d596bc26b8875152f0f0deb;hpb=bd17d2af982332ee1791998361b1ac6731fe14fa;p=pspp-builds.git

diff --git a/src/math/np.c b/src/math/np.c
index e61bf58e..ccaa51e2 100644
--- a/src/math/np.c
+++ b/src/math/np.c
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 2008, 2009 Free Software Foundation, Inc.
+   Copyright (C) 2008, 2009, 2011 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -15,25 +15,27 @@
    along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 
 #include <config.h>
-#include "np.h"
+
+#include "math/np.h"
 
 #include <gsl/gsl_cdf.h>
 #include <math.h>
 #include <stdlib.h>
 
-#include <data/case.h>
-#include <data/casewriter.h>
-#include <libpspp/compiler.h>
-#include <libpspp/misc.h>
-#include <math/moments.h>
+#include "data/case.h"
+#include "data/casewriter.h"
+#include "libpspp/cast.h"
+#include "libpspp/compiler.h"
+#include "libpspp/misc.h"
+#include "math/moments.h"
 
-#include "xalloc.h"
+#include "gl/xalloc.h"
 
 static void
 destroy (struct statistic *stat)
 {
-  struct order_stats *os = (struct order_stats *) stat;
-  free (os);
+  struct np *np = UP_CAST (stat, struct np, parent.parent);
+  free (np);
 }
 
 
@@ -42,7 +44,7 @@ acc (struct statistic *s, const struct ccase *cx UNUSED,
      double c, double cc, double y)
 {
   struct ccase *cp;
-  struct np *np = (struct np *) s;
+  struct np *np = UP_CAST (s, struct np, parent.parent);
   double rank = np->prev_cc + (c + 1) / 2.0;
 
   double ns = gsl_cdf_ugaussian_Pinv (rank / ( np->n + 1 ));
@@ -69,13 +71,13 @@ acc (struct statistic *s, const struct ccase *cx UNUSED,
   np->prev_cc = cc;
 }
 
-struct order_stats *
+struct np *
 np_create (const struct moments1 *m)
 {
   double variance;
   struct np *np = xzalloc (sizeof (*np));
-  struct statistic *stat = (struct statistic *) np;
-  struct order_stats *os = (struct order_stats *) np;
+  struct order_stats *os = &np->parent;
+  struct statistic *stat = &os->parent;
   struct caseproto *proto;
   int i;
 
@@ -98,5 +100,5 @@ np_create (const struct moments1 *m)
   stat->destroy = destroy;
   stat->accumulate = acc;
 
-  return os;
+  return np;
 }