From 17896e38991000673747aa115b3f7aeb9a57a40f Mon Sep 17 00:00:00 2001
From: Jason Stover <jhs@math.gcsu.edu>
Date: Tue, 22 Nov 2005 22:10:25 +0000
Subject: [PATCH] Categorical value cache added

---
 src/dictionary.c | 3 +++
 src/var.h        | 7 ++++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/dictionary.c b/src/dictionary.c
index c3ed8ac0..f916fd0c 100644
--- a/src/dictionary.c
+++ b/src/dictionary.c
@@ -24,6 +24,7 @@
 #include "algorithm.h"
 #include "alloc.h"
 #include "case.h"
+#include "cat.h"
 #include "error.h"
 #include "hash.h"
 #include "misc.h"
@@ -299,6 +300,7 @@ dict_create_var (struct dictionary *d, const char *name, int width)
   var_clear_short_name (v);
   v->aux = NULL;
   v->aux_dtor = NULL;
+  v->obs_vals = NULL;
 
   /* Update dictionary. */
   if (d->var_cnt >= d->var_cap) 
@@ -471,6 +473,7 @@ dict_delete_var (struct dictionary *d, struct variable *v)
 
   /* Free memory. */
   val_labs_destroy (v->val_labs);
+  cat_stored_values_destroy (v);
   free (v->label);
   free (v);
 }
diff --git a/src/var.h b/src/var.h
index ae81fa8c..2219dfb3 100644
--- a/src/var.h
+++ b/src/var.h
@@ -24,7 +24,7 @@
 #include <stddef.h>
 #include "config.h"
 #include <stdbool.h>
-
+#include "cat.h"
 #include "format.h"
 #include "missing-values.h"
 
@@ -74,6 +74,11 @@ struct variable
     /* Each command may use these fields as needed. */
     void *aux;
     void (*aux_dtor) (struct variable *);
+
+    /* Values of a categorical variable which.  Procedures need
+       vectors with binary entries, so any variable of type ALPHA will
+       have its values stored here. */
+    struct cat_vals *obs_vals;
   };
 
 /* Variable names. */
-- 
2.30.2