-/* PSPP - computes sample statistics.
- Copyright (C) 2006 Free Software Foundation, Inc.
+/* PSPP - a program for statistical analysis.
+ Copyright (C) 2006, 2009 Free Software Foundation, Inc.
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
- This program is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <config.h>
#include <output/table.h>
double maximum = -DBL_MAX;
double var;
struct moments1 *moments = moments1_create (MOMENT_VARIANCE);
- struct ccase c;
+ struct ccase *c;
const struct variable *v = *vv++;
struct casereader *pass;
pass = casereader_clone (input);
pass = casereader_create_filter_missing (pass,
&v, 1,
- filter, NULL);
+ filter, NULL, NULL);
pass = casereader_create_filter_weight (pass, dict, NULL, NULL);
- while (casereader_read(pass, &c))
+ while ((c = casereader_read (pass)) != NULL)
{
- double val = case_num (&c, v);
- double w = dict_get_case_weight (dict, &c, NULL);
+ double val = case_num (c, v);
+ double w = dict_get_case_weight (dict, c, NULL);
minimum = MIN (minimum, val);
maximum = MAX (maximum, val);
moments1_add (moments, val, w);
- case_destroy (&c);
+ case_unref (c);
}
casereader_destroy (pass);