X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fdata%2Fcategory.h;h=f90ae7cd2809e9b3b96d8968de1c1f1ae71e0610;hb=b5c82cc9aabe7e641011130240ae1b2e84348e23;hp=f11ab6bcc6b59bf6e7f9d3b23c2d0f4200e7b2d3;hpb=f5c108becd49d78f4898cab11352291f5689d24e;p=pspp-builds.git
diff --git a/src/data/category.h b/src/data/category.h
index f11ab6bc..f90ae7cd 100644
--- a/src/data/category.h
+++ b/src/data/category.h
@@ -1,20 +1,18 @@
-/* PSPP - Binary encodings for categorical variables.
+/* PSPP - a program for statistical analysis.
Copyright (C) 2005 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 the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
+ 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
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
- This program is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301, USA. */
+ along with this program. If not, see . */
/*
Functions and data structures to recode categorical variables into
@@ -34,7 +32,7 @@
#ifndef CATEGORY_H
#define CATEGORY_H
-
+#include
#include
struct cat_vals;
@@ -52,11 +50,20 @@ const union value *cat_subscript_to_value (const size_t,
void cat_value_update (const struct variable *, const union value *);
+/*
+ Return the count for the sth category.
+*/
+size_t
+cat_get_category_count (const size_t, const struct variable *);
/*
Return the number of categories of a categorical variable.
*/
size_t cat_get_n_categories (const struct variable *v);
-
+/*
+ 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 *, const union value *);
#endif