-/* PSPP - computes sample statistics.
- Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
+/* PSPP - a program for statistical analysis.
+ Copyright (C) 1997-9, 2000, 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 <language/data-io/file-handle.h>
#include <language/expressions/public.h>
#include <language/lexer/lexer.h>
-#include <libpspp/alloc.h>
#include <libpspp/assertion.h>
#include <libpspp/compiler.h>
#include <libpspp/message.h>
#include <libpspp/misc.h>
#include <libpspp/str.h>
+#include "xalloc.h"
+
#include "gettext.h"
#define _(msgid) gettext (msgid)
casenumber case_nr; /* Incremented by END CASE transformation. */
struct caseinit *init;
- size_t value_cnt;
+ struct caseproto *proto;
};
static void destroy_input_program (struct input_program_pgm *);
inp = xmalloc (sizeof *inp);
inp->trns_chain = NULL;
inp->init = NULL;
+ inp->proto = NULL;
inside_input_program = true;
for (;;)
/* Figure out how to initialize each input case. */
inp->init = caseinit_create ();
caseinit_mark_for_init (inp->init, dataset_dict (ds));
- inp->value_cnt = dict_get_next_value_idx (dataset_dict (ds));
+ inp->proto = caseproto_ref (dict_get_proto (dataset_dict (ds)));
proc_set_active_file_data (
- ds, casereader_create_sequential (NULL, inp->value_cnt, CASENUMBER_MAX,
+ ds, casereader_create_sequential (NULL, inp->proto, CASENUMBER_MAX,
&input_program_casereader_class, inp));
return CMD_SUCCESS;
|| state >= 0);
}
-/* Reads one case into C.
- Returns true if successful, false at end of file or if an
+/* Reads and returns one case.
+ Returns the case if successful, null at end of file or if an
I/O error occurred. */
-static bool
-input_program_casereader_read (struct casereader *reader UNUSED, void *inp_,
- struct ccase *c)
+static struct ccase *
+input_program_casereader_read (struct casereader *reader UNUSED, void *inp_)
{
struct input_program_pgm *inp = inp_;
-
- case_create (c, inp->value_cnt);
+ struct ccase *c = case_create (inp->proto);
do
{
assert (is_valid_state (inp->restart));
if (inp->restart == TRNS_ERROR || inp->restart == TRNS_END_FILE)
{
- case_destroy (c);
- return false;
+ case_unref (c);
+ return NULL;
}
+ c = case_unshare (c);
caseinit_init_vars (inp->init, c);
inp->restart = trns_chain_execute (inp->trns_chain, inp->restart,
- c, inp->case_nr);
+ &c, inp->case_nr);
assert (is_valid_state (inp->restart));
caseinit_update_left_vars (inp->init, c);
}
while (inp->restart < 0);
- return true;
+ return c;
}
static void
{
trns_chain_destroy (pgm->trns_chain);
caseinit_destroy (pgm->init);
+ caseproto_unref (pgm->proto);
free (pgm);
}
}
/* Outputs the current case */
int
-end_case_trns_proc (void *inp_, struct ccase *c UNUSED,
+end_case_trns_proc (void *inp_, struct ccase **c UNUSED,
casenumber case_nr UNUSED)
{
struct input_program_pgm *inp = inp_;
else if (lex_match_id (lexer, "FILE"))
{
lex_match (lexer, '=');
+ fh_unref (fh);
fh = fh_parse (lexer, FH_REF_FILE | FH_REF_INLINE);
if (fh == NULL)
{
t->column = e;
add_transformation (ds, reread_trns_proc, reread_trns_free, t);
+ fh_unref (fh);
return CMD_SUCCESS;
}
/* Executes a REREAD transformation. */
static int
-reread_trns_proc (void *t_, struct ccase *c, casenumber case_num)
+reread_trns_proc (void *t_, struct ccase **c, casenumber case_num)
{
struct reread_trns *t = t_;
dfm_reread_record (t->reader, 1);
else
{
- double column = expr_evaluate_num (t->column, c, case_num);
- if (!finite (column) || column < 1)
+ double column = expr_evaluate_num (t->column, *c, case_num);
+ if (!isfinite (column) || column < 1)
{
msg (SE, _("REREAD: Column numbers must be positive finite "
"numbers. Column set to 1."));
/* Executes an END FILE transformation. */
static int
-end_file_trns_proc (void *trns_ UNUSED, struct ccase *c UNUSED,
+end_file_trns_proc (void *trns_ UNUSED, struct ccase **c UNUSED,
casenumber case_num UNUSED)
{
return TRNS_END_FILE;