Fixed some compiler warnings, which arose from recent commits.

[pspp] / src / math / categoricals.c

diff --git a/src/math/categoricals.c b/src/math/categoricals.c
index a7cf3a114624d4de3a9ea5d184a516b85a1700fa..239a3a833c6dbb61dd235b7fdaf37a340c78a057 100644 (file)
--- a/src/math/categoricals.c
+++ b/src/math/categoricals.c
@@ -96,10 +96,10 @@ lookup_variable (const struct hmap *map, const struct variable *var, unsigned in
 
 struct interact_params
 {
-  /* A map indexed by a interaction_value */
+  /* A map of cases indexed by a interaction_value */
   struct hmap ivmap;
 
-  const struct interaction *iact;
+  struct interaction *iact;
 
   int base_subscript_short;
   int base_subscript_long;
@@ -174,6 +174,8 @@ struct categoricals
   const void *aux1;
   void *aux2;
 
+  bool sane;
+
   const struct payload *payload;
 };
 
@@ -251,16 +253,15 @@ categoricals_destroy (struct categoricals *cat)
       /* Interate over each interaction value, and unref any cases that we reffed */
       HMAP_FOR_EACH (iv, struct interaction_value, node, &cat->iap[i].ivmap)
        {
-#if 0
-         if (cat->payload)
-           cat->payload->destroy (cat->aux1, iv->user_data);
-#endif
+         if (cat->payload && cat->payload->destroy)
+           cat->payload->destroy (cat->aux1, cat->aux2, iv->user_data);
          case_unref (iv->ccase);
        }
 
       free (cat->iap[i].enc_sum);
       free (cat->iap[i].df_prod);
       hmap_destroy (&cat->iap[i].ivmap);
+      interaction_destroy (cat->iap[i].iact);
     }
 
   /* Interate over each variable and delete its value map */
@@ -295,6 +296,11 @@ lookup_case (const struct hmap *map, const struct interaction *iact, const struc
   return iv;
 }
 
+bool 
+categoricals_sane (const struct categoricals *cat)
+{
+  return cat->sane;
+}
 
 struct categoricals *
 categoricals_create (struct interaction *const*inter, size_t n_inter,
@@ -314,6 +320,7 @@ categoricals_create (struct interaction *const*inter, size_t n_inter,
   cat->fctr_excl = fctr_excl;
   cat->payload = NULL;
   cat->aux2 = NULL;
+  cat->sane = false;
 
   cat->iap = pool_calloc (cat->pool, cat->n_iap, sizeof *cat->iap);
 
@@ -351,7 +358,12 @@ categoricals_update (struct categoricals *cat, const struct ccase *c)
 {
   int i;
   struct variable_node *vn = NULL;
-  const double weight = cat->wv ? case_data (c, cat->wv)->f : 1.0;
+  double weight;
+
+  if (NULL == cat)
+    return;
+
+  weight = cat->wv ? case_data (c, cat->wv)->f : 1.0;
 
   assert (NULL == cat->reverse_variable_map_short);
   assert (NULL == cat->reverse_variable_map_long);
@@ -446,6 +458,9 @@ categoricals_n_total (const struct categoricals *cat)
 size_t
 categoricals_df_total (const struct categoricals *cat)
 {
+  if (NULL == cat)
+    return 0;
+
   return cat->df_sum;
 }
 
@@ -458,7 +473,7 @@ categoricals_is_complete (const struct categoricals *cat)
 
 /* This function must be called *before* any call to categoricals_get_*_by subscript and
  *after* all calls to categoricals_update */
-bool
+void
 categoricals_done (const struct categoricals *cat_)
 {
   /* Implementation Note: Whilst this function is O(n) in cat->n_cats_total, in most
@@ -472,6 +487,10 @@ categoricals_done (const struct categoricals *cat_)
   int i;
   int idx_short = 0;
   int idx_long = 0;
+
+  if (NULL == cat)
+    return;
+
   cat->df_sum = 0;
   cat->n_cats_total = 0;
 
@@ -492,7 +511,10 @@ categoricals_done (const struct categoricals *cat_)
          struct variable_node *vn = lookup_variable (&cat->varmap, var, hash_pointer (var, 0));
 
          if  (hmap_count (&vn->valmap) == 0)
-           return false;
+           {
+             cat->sane = false;
+             return;
+           }
 
          cat->iap[i].df_prod[v] = df * (hmap_count (&vn->valmap) - 1);
          df = cat->iap[i].df_prod[v];
@@ -532,7 +554,6 @@ categoricals_done (const struct categoricals *cat_)
       HMAP_FOR_EACH (ivn, struct interaction_value, node, &iap->ivmap)
        {
          iap->reverse_interaction_value_map[x++] = ivn;
-
        }
 
       assert (x <= iap->n_cats);
@@ -579,12 +600,12 @@ categoricals_done (const struct categoricals *cat_)
              const double bin = categoricals_get_code_for_case (cat, x, iv->ccase); \
              iap->enc_sum [x - iap->base_subscript_short] += bin * iv->cc;
            }
-         if (cat->payload && cat->payload->destroy)
-           cat->payload->destroy (cat->aux1, cat->aux2, iv->user_data);
+         if (cat->payload && cat->payload->calculate)
+           cat->payload->calculate (cat->aux1, cat->aux2, iv->user_data);
        }
     }
 
-  return true;
+  cat->sane = true;
 }