1 /* PSPP - computes sample statistics.
2 Copyright (C) 1997-9, 2000, 2006 Free Software Foundation, Inc.
3 Written by Ben Pfaff <blp@gnu.org>.
5 This program is free software; you can redistribute it and/or
6 modify it under the terms of the GNU General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
10 This program is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
22 #include <data/case-sink.h>
26 #include <data/dictionary.h>
30 /* Creates a case sink to accept cases from the given DICT with
31 class CLASS and auxiliary data AUX. */
33 create_case_sink (const struct case_sink_class *class,
34 const struct dictionary *dict,
37 struct case_sink *sink = xmalloc (sizeof *sink);
39 sink->value_cnt = dict_get_compacted_value_cnt (dict);
44 /* Destroys case sink SINK. */
46 free_case_sink (struct case_sink *sink)
50 if (sink->class->destroy != NULL)
51 sink->class->destroy (sink);
55 /* Null sink. Used by a few procedures that keep track of output
56 themselves and would throw away anything that the sink
59 const struct case_sink_class null_sink_class =