/* PSPP - a program for statistical analysis.
- Copyright (C) 2005 Free Software Foundation, Inc.
+ Copyright (C) 2005, 2009 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
#include <config.h>
#include <assert.h>
+#include <data/category.h>
+#include <data/value.h>
+#include <data/variable.h>
+#include <gl/xalloc.h>
+#include <libpspp/message.h>
#include <stdlib.h>
#include <string.h>
-#include <libpspp/message.h>
-#include "category.h"
-#include "value.h"
-#include "variable.h"
-
-#include "xalloc.h"
-
#define CAT_VALUE_NOT_FOUND -1
#define N_INITIAL_CATEGORIES 1
{
candidate = obs_vals->vals + i;
assert (candidate != NULL);
- if (!compare_values_short (candidate, val, v))
+ if (value_equal (candidate, val, var_get_width (v)))
{
return i;
}
return var_get_obs_vals (v)->n_categories;
}
+/*
+ If VAR is categorical with d categories, its first category should
+ correspond to the origin in d-dimensional Euclidean space.
+ */
+bool
+cat_is_origin (const struct variable *var, const union value *val)
+{
+ if (var_is_numeric (var))
+ {
+ return false;
+ }
+ if (cat_value_find (var, val) == 0)
+ {
+ return true;
+ }
+ return false;
+}