Categoricals: Replace single value by a case, so that interactions can be supported

[pspp] / src / math / categoricals.h

diff --git a/src/math/categoricals.h b/src/math/categoricals.h
index 6ab451d73949ebcc723df4f577b99749b6e97476..2cd55b5ec3afa1a6d8630d754bf682518c817c56 100644 (file)
--- a/src/math/categoricals.h
+++ b/src/math/categoricals.h
@@ -93,6 +93,7 @@ const union value * categoricals_get_value_by_category (const struct categorical
 
 void * categoricals_get_user_data_by_category (const struct categoricals *cat, int category);
 
+const struct ccase * categoricals_get_case_by_category (const struct categoricals *cat, int subscript);
 
 
 #endif