-/* PSPP - computes sample statistics.
- Copyright (C) 1997-9, 2000, 2006 Free Software Foundation, Inc.
- Written by Ben Pfaff <blp@gnu.org>.
+/* PSPP - a program for statistical analysis.
+ Copyright (C) 1997-9, 2000, 2006, 2009, 2010 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 <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 <language/lexer/value-parser.h>
#include <language/lexer/variable-parser.h>
-#include <language/lexer/range-parser.h>
-#include <libpspp/magic.h>
-#include <libpspp/message.h>
#include <libpspp/message.h>
#include <libpspp/str.h>
int
cmd_missing_values (struct lexer *lexer, struct dataset *ds)
{
- struct variable **v;
+ struct variable **v = NULL;
size_t nv;
int retval = CMD_FAILURE;
bool deferred_errors = false;
- while (lex_token (lexer) != '.')
+ while (lex_token (lexer) != T_ENDCMD)
{
size_t i;
- if (!parse_variables (lexer, dataset_dict (ds), &v, &nv, PV_NONE))
+ if (!parse_variables (lexer, dataset_dict (ds), &v, &nv, PV_NONE))
goto done;
- if (!lex_match (lexer, '('))
- {
- lex_error (lexer, _("expecting `('"));
- goto done;
- }
+ if (!lex_force_match (lexer, T_LPAREN))
+ goto done;
for (i = 0; i < nv; i++)
var_clear_missing_values (v[i]);
- if (!lex_match (lexer, ')'))
+ if (!lex_match (lexer, T_RPAREN))
{
struct missing_values mv;
goto done;
}
- if (var_is_numeric (v[0]))
+ if (var_is_numeric (v[0]))
{
mv_init (&mv, 0);
- while (!lex_match (lexer, ')'))
+ while (!lex_match (lexer, T_RPAREN))
{
enum fmt_type type = var_get_print_format (v[0])->type;
double x, y;
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 (lexer, ',');
+ lex_match (lexer, T_COMMA);
}
}
- else
+ else
{
- struct string value;
-
- mv_init (&mv, MAX_SHORT_STRING);
- while (!lex_match (lexer, ')'))
+ mv_init (&mv, MV_MAX_STRING);
+ while (!lex_match (lexer, T_RPAREN))
{
+ uint8_t value[MV_MAX_STRING];
+ size_t length;
+
if (!lex_force_string (lexer))
{
deferred_errors = true;
break;
}
-
- ds_init_string (&value, lex_tokstr (lexer));
- if (ds_length (&value) > MAX_SHORT_STRING)
+ length = ss_length (lex_tokss (lexer));
+ if (length > MV_MAX_STRING)
{
- ds_truncate (&value, MAX_SHORT_STRING);
- msg (SE, _("Truncating missing value to short string "
- "length (%d characters)."),
- MAX_SHORT_STRING);
+ msg (SE, _("Truncating missing value to maximum "
+ "acceptable length (%d bytes)."),
+ MV_MAX_STRING);
+ length = MV_MAX_STRING;
}
- else
- ds_rpad (&value, MAX_SHORT_STRING, ' ');
+ memset (value, ' ', MV_MAX_STRING);
+ memcpy (value, ss_data (lex_tokss (lexer)), length);
- if (!mv_add_str (&mv, ds_data (&value)))
+ if (!mv_add_str (&mv, value))
deferred_errors = true;
- ds_destroy (&value);
lex_get (lexer);
- lex_match (lexer, ',');
+ lex_match (lexer, T_COMMA);
}
}
-
- for (i = 0; i < nv; i++)
+
+ for (i = 0; i < nv; i++)
{
- if (mv_is_resizable (&mv, var_get_width (v[i])))
+ if (mv_is_resizable (&mv, var_get_width (v[i])))
var_set_missing_values (v[i], &mv);
- else
+ else
{
msg (SE, _("Missing values provided are too long to assign "
"to variable of width %d."),
deferred_errors = true;
}
}
+
+ mv_destroy (&mv);
}
- lex_match (lexer, '/');
+ lex_match (lexer, T_SLASH);
free (v);
v = NULL;
}
retval = lex_end_of_command (lexer);
-
+
done:
free (v);
if (deferred_errors)