X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fdata%2Fprocedure.h;h=336725dfdeca934a1a315db32a666d5a17c7ac4f;hb=e93857e0338c2a71794db2b57e3659bbe6946240;hp=1b014e81cf158e2a879bd406c46668b27a2822c0;hpb=43b1296aafe7582e7dbe6c2b6a8b478d7d9b0fcf;p=pspp-builds.git

diff --git a/src/data/procedure.h b/src/data/procedure.h
index 1b014e81..336725df 100644
--- a/src/data/procedure.h
+++ b/src/data/procedure.h
@@ -51,17 +51,21 @@ struct dictionary ;
 typedef void  replace_source_callback (struct casereader *);
 typedef void  replace_dictionary_callback (struct dictionary *);
 
+typedef void transformation_change_callback_func (bool non_empty, void *aux);
 
-struct dataset * create_dataset (replace_source_callback *,
-				 replace_dictionary_callback *);
+struct dataset * create_dataset (void);
 
 void destroy_dataset (struct dataset *);
 
+void dataset_add_transform_change_callback (struct dataset *,
+					    transformation_change_callback_func *, void *);
+
 void proc_discard_active_file (struct dataset *);
 void proc_set_active_file (struct dataset *,
                            struct casereader *, struct dictionary *);
 bool proc_set_active_file_data (struct dataset *, struct casereader *);
 bool proc_has_active_file (const struct dataset *ds);
+struct casereader *proc_extract_active_file_data (struct dataset *);
 
 void proc_discard_output (struct dataset *ds);