-/* PSPP - computes sample statistics.
- Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
- Written by Ben Pfaff <blp@gnu.org>.
+/* PSPP - a program for statistical analysis.
+ Copyright (C) 1997-9, 2000, 2006 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 <libpspp/message.h>
+
#include <stdlib.h>
-#include <language/command.h>
+
#include <data/data-in.h>
-#include <libpspp/message.h>
+#include <data/missing-values.h>
+#include <data/procedure.h>
+#include <data/value.h>
+#include <data/variable.h>
+#include <data/format.h>
+#include <language/command.h>
#include <language/lexer/lexer.h>
-#include <libpspp/magic.h>
+#include <language/lexer/variable-parser.h>
#include <language/lexer/range-parser.h>
+#include <libpspp/message.h>
+#include <libpspp/message.h>
#include <libpspp/str.h>
-#include <data/variable.h>
#include "gettext.h"
#define _(msgid) gettext (msgid)
int
-cmd_missing_values (void)
+cmd_missing_values (struct lexer *lexer, struct dataset *ds)
{
struct variable **v;
size_t nv;
int retval = CMD_FAILURE;
bool deferred_errors = false;
- while (token != '.')
+ while (lex_token (lexer) != '.')
{
size_t i;
- if (!parse_variables (default_dict, &v, &nv, PV_NONE))
+ if (!parse_variables (lexer, dataset_dict (ds), &v, &nv, PV_NONE))
goto done;
- if (!lex_match ('('))
+ if (!lex_match (lexer, '('))
{
- lex_error (_("expecting `('"));
+ lex_error (lexer, _("expecting `('"));
goto done;
}
for (i = 0; i < nv; i++)
- mv_init (&v[i]->miss, v[i]->width);
+ var_clear_missing_values (v[i]);
- if (!lex_match (')'))
+ if (!lex_match (lexer, ')'))
{
struct missing_values mv;
for (i = 0; i < nv; i++)
- if (v[i]->type != v[0]->type)
+ if (var_get_type (v[i]) != var_get_type (v[0]))
{
- const struct variable *n = v[0]->type == NUMERIC ? v[0] : v[i];
- const struct variable *s = v[0]->type == NUMERIC ? v[i] : v[0];
+ const struct variable *n = var_is_numeric (v[0]) ? v[0] : v[i];
+ const struct variable *s = var_is_numeric (v[0]) ? v[i] : v[0];
msg (SE, _("Cannot mix numeric variables (e.g. %s) and "
"string variables (e.g. %s) within a single list."),
- n->name, s->name);
+ var_get_name (n), var_get_name (s));
goto done;
}
- if (v[0]->type == NUMERIC)
+ if (var_is_numeric (v[0]))
{
mv_init (&mv, 0);
- while (!lex_match (')'))
+ while (!lex_match (lexer, ')'))
{
+ enum fmt_type type = var_get_print_format (v[0])->type;
double x, y;
bool ok;
- if (!parse_num_range (&x, &y, &v[0]->print))
+ if (!parse_num_range (lexer, &x, &y, &type))
goto done;
-
+
ok = (x == y
? mv_add_num (&mv, x)
- : mv_add_num_range (&mv, x, y));
+ : mv_add_range (&mv, x, y));
if (!ok)
deferred_errors = true;
- lex_match (',');
+ lex_match (lexer, ',');
}
}
- else
+ else
{
+ struct string value;
+
mv_init (&mv, MAX_SHORT_STRING);
- while (!lex_match (')'))
+ while (!lex_match (lexer, ')'))
{
- if (!lex_force_string ())
+ if (!lex_force_string (lexer))
{
deferred_errors = true;
break;
}
- if (ds_length (&tokstr) > MAX_SHORT_STRING)
+ ds_init_string (&value, lex_tokstr (lexer));
+
+ if (ds_length (&value) > MAX_SHORT_STRING)
{
- ds_truncate (&tokstr, MAX_SHORT_STRING);
+ ds_truncate (&value, MAX_SHORT_STRING);
msg (SE, _("Truncating missing value to short string "
"length (%d characters)."),
MAX_SHORT_STRING);
}
else
- ds_rpad (&tokstr, MAX_SHORT_STRING, ' ');
+ ds_rpad (&value, MAX_SHORT_STRING, ' ');
- if (!mv_add_str (&mv, ds_data (&tokstr)))
+ if (!mv_add_str (&mv, ds_data (&value)))
deferred_errors = true;
+ ds_destroy (&value);
- lex_get ();
- lex_match (',');
+ lex_get (lexer);
+ lex_match (lexer, ',');
}
}
-
- for (i = 0; i < nv; i++)
+
+ for (i = 0; i < nv; i++)
{
- if (!mv_is_resizable (&mv, v[i]->width))
+ if (mv_is_resizable (&mv, var_get_width (v[i])))
+ var_set_missing_values (v[i], &mv);
+ else
{
msg (SE, _("Missing values provided are too long to assign "
"to variable of width %d."),
- v[i]->width);
+ var_get_width (v[i]));
deferred_errors = true;
}
- else
- {
- mv_copy (&v[i]->miss, &mv);
- mv_resize (&v[i]->miss, v[i]->width);
- }
}
}
- lex_match ('/');
+ lex_match (lexer, '/');
free (v);
v = NULL;
}
- retval = lex_end_of_command ();
-
+ retval = lex_end_of_command (lexer);
+
done:
free (v);
if (deferred_errors)