X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fdata%2Fcasereader-filter.c;h=15fa4a5e6701605ec107fe43a599fab71d48f043;hb=81579d9e9f994fb2908f50af41c3eb033d216e58;hp=fcd264e9dc35e08f8d7737b83973ca9c5d4f9e40;hpb=015e221b0f8578afee769528572c76387f26c629;p=pspp-builds.git

diff --git a/src/data/casereader-filter.c b/src/data/casereader-filter.c
index fcd264e9..15fa4a5e 100644
--- a/src/data/casereader-filter.c
+++ b/src/data/casereader-filter.c
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 2007 Free Software Foundation, Inc.
+   Copyright (C) 2007, 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
@@ -16,18 +16,18 @@
 
 #include <config.h>
 
-#include <data/casereader.h>
+#include "data/casereader.h"
 
 #include <stdlib.h>
 
-#include <data/casereader-provider.h>
-#include <data/casewriter.h>
-#include <data/variable.h>
-#include <data/dictionary.h>
-#include <libpspp/taint.h>
-#include <libpspp/message.h>
+#include "data/casereader-provider.h"
+#include "data/casewriter.h"
+#include "data/variable.h"
+#include "data/dictionary.h"
+#include "libpspp/taint.h"
+#include "libpspp/message.h"
 
-#include "xalloc.h"
+#include "gl/xalloc.h"
 
 #include "gettext.h"
 #define _(msgid) gettext (msgid)
@@ -78,7 +78,7 @@ casereader_create_filter_func (struct casereader *subreader,
   filter->aux = aux;
   filter->exclude = exclude;
   reader = casereader_create_sequential (
-    NULL, casereader_get_value_cnt (filter->subreader), CASENUMBER_MAX,
+    NULL, casereader_get_proto (filter->subreader), CASENUMBER_MAX,
     &casereader_filter_class, filter);
   taint_propagate (casereader_get_taint (filter->subreader),
                    casereader_get_taint (reader));
@@ -86,22 +86,22 @@ casereader_create_filter_func (struct casereader *subreader,
 }
 
 /* Internal read function for filtering casereader. */
-static bool
-casereader_filter_read (struct casereader *reader UNUSED, void *filter_,
-                        struct ccase *c)
+static struct ccase *
+casereader_filter_read (struct casereader *reader UNUSED, void *filter_)
 
 {
   struct casereader_filter *filter = filter_;
   for (;;)
     {
-      if (!casereader_read (filter->subreader, c))
-        return false;
+      struct ccase *c = casereader_read (filter->subreader);
+      if (c == NULL)
+        return NULL;
       else if (filter->include (c, filter->aux))
-        return true;
+        return c;
       else if (filter->exclude != NULL)
         casewriter_write (filter->exclude, c);
       else
-        case_destroy (c);
+        case_unref (c);
     }
 }
 
@@ -115,12 +115,12 @@ casereader_filter_destroy (struct casereader *reader, void *filter_)
      casewriter, if there is one. */
   if (filter->exclude != NULL)
     {
-      struct ccase c;
-      while (casereader_read (filter->subreader, &c))
-        if (filter->include (&c, filter->aux))
-          case_destroy (&c);
+      struct ccase *c;
+      while ((c = casereader_read (filter->subreader)) != NULL)
+        if (filter->include (c, filter->aux))
+          case_unref (c);
         else
-          casewriter_write (filter->exclude, &c);
+          casewriter_write (filter->exclude, c);
     }
 
   casereader_destroy (filter->subreader);
@@ -273,7 +273,7 @@ static bool casereader_filter_missing_destroy (void *);
    when the filtering casereader is destroyed. */
 struct casereader *
 casereader_create_filter_missing (struct casereader *reader,
-                                  const struct variable **vars, size_t var_cnt,
+                                  const struct variable *const*vars, size_t var_cnt,
                                   enum mv_class class,
 				  casenumber *n_missing,
                                   struct casewriter *exclude)