X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fmath%2Fcategoricals.h;h=ff33540ca1193148779e5ce7ebd0df4f2cd131f5;hb=c360fff4fd3e4a98cfe02441f43c27725cead44b;hp=67be020463961175351f5e7d25b057e839256070;hpb=5424322a9f6fc37dfb09760c779a63460ecf7eb5;p=pspp

diff --git a/src/math/categoricals.h b/src/math/categoricals.h
index 67be020463..ff33540ca1 100644
--- a/src/math/categoricals.h
+++ b/src/math/categoricals.h
@@ -27,8 +27,17 @@ struct ccase;
 
 union value ;
 
+typedef void update_func (void *user_data,
+			  const struct variable *wv, 
+			  const struct variable *catvar,
+			  const struct ccase *c, void *aux);
+
+typedef void *user_data_create_func (void);
+
 struct categoricals *categoricals_create (const struct variable *const *v, size_t n_vars,
-					  const struct variable *wv, enum mv_class exclude);
+					  const struct variable *wv, enum mv_class exclude,
+					  user_data_create_func *udf,
+					  update_func *update, void *update_aux);
 
 void categoricals_destroy (struct categoricals *);
 
@@ -63,6 +72,8 @@ double categoricals_get_sum_by_subscript (const struct categoricals *cat, int su
 double categoricals_get_binary_by_subscript (const struct categoricals *cat, int subscript,
 					     const struct ccase *c);
 
+void * categoricals_get_user_data_by_subscript (const struct categoricals *cat, int subscript);
+