1 /* PSPP - a program for statistical analysis.
2 Copyright (C) 1997-9, 2000, 2006, 2009, 2010 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
24 extern int min_buffers ;
25 extern int max_buffers ;
27 struct casewriter *sort_create_writer (const struct subcase *,
28 const struct caseproto *);
29 struct casereader *sort_execute (struct casereader *, const struct subcase *);
30 struct casereader *sort_execute_1var (struct casereader *,
31 const struct variable *);
33 typedef struct ccase *sort_distinct_combine_func (struct ccase *first,
36 typedef void sort_distinct_destroy_func (void *aux);
37 struct casewriter *sort_distinct_create_writer (const struct subcase *,
38 const struct caseproto *,
39 sort_distinct_combine_func *,
40 sort_distinct_destroy_func *,
43 #endif /* math/sort.h */