-/* PSPP - computes sample statistics.
+/* PSPP - a program for statistical analysis.
Copyright (C) 1997-9, 2000, 2006 Free Software Foundation, Inc.
- Written by Ben Pfaff <blp@gnu.org>.
- 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 <stdio.h>
#include <stdlib.h>
-#include <data/case-source.h>
#include <data/case.h>
-#include <data/case-source.h>
#include <data/data-in.h>
+#include <data/casereader.h>
+#include <data/casereader-provider.h>
#include <data/dictionary.h>
#include <data/format.h>
#include <data/procedure.h>
};
static struct dls_var_spec *
-ll_to_dls_var_spec (struct ll *ll)
+ll_to_dls_var_spec (struct ll *ll)
{
return ll_data (ll, struct dls_var_spec, ll);
}
struct variable *end; /* Variable specified on END subcommand. */
int record_cnt; /* Number of records. */
struct string delims; /* Field delimiters. */
+ int skip_records; /* Records to skip before first case. */
+ size_t value_cnt; /* Number of `union value's in case. */
};
-static const struct case_source_class data_list_source_class;
+static const struct casereader_class data_list_casereader_class;
-static bool parse_fixed (struct pool *tmp_pool, struct data_list_pgm *);
-static bool parse_free (struct pool *tmp_pool, struct data_list_pgm *);
+static bool parse_fixed (struct lexer *, struct dictionary *dict,
+ struct pool *tmp_pool, struct data_list_pgm *);
+static bool parse_free (struct lexer *, struct dictionary *dict,
+ struct pool *tmp_pool, struct data_list_pgm *);
static void dump_fixed_table (const struct ll_list *,
const struct file_handle *, int record_cnt);
static void dump_free_table (const struct data_list_pgm *,
static trns_proc_func data_list_trns_proc;
int
-cmd_data_list (void)
+cmd_data_list (struct lexer *lexer, struct dataset *ds)
{
+ struct dictionary *dict;
struct data_list_pgm *dls;
int table = -1; /* Print table if nonzero, -1=undecided. */
struct file_handle *fh = fh_inline_file ();
struct pool *tmp_pool;
bool ok;
- if (!in_input_program ())
- discard_variables ();
+ dict = in_input_program () ? dataset_dict (ds) : dict_create ();
dls = pool_create_container (struct data_list_pgm, pool);
ll_init (&dls->specs);
dls->type = -1;
dls->end = NULL;
dls->record_cnt = 0;
+ dls->skip_records = 0;
ds_init_empty (&dls->delims);
ds_register_pool (&dls->delims, dls->pool);
tmp_pool = pool_create_subpool (dls->pool);
- while (token != '/')
+ while (lex_token (lexer) != '/')
{
- if (lex_match_id ("FILE"))
+ if (lex_match_id (lexer, "FILE"))
{
- lex_match ('=');
- fh = fh_parse (FH_REF_FILE | FH_REF_INLINE);
+ lex_match (lexer, '=');
+ fh = fh_parse (lexer, FH_REF_FILE | FH_REF_INLINE);
if (fh == NULL)
goto error;
}
- else if (lex_match_id ("RECORDS"))
+ else if (lex_match_id (lexer, "RECORDS"))
{
- lex_match ('=');
- lex_match ('(');
- if (!lex_force_int ())
+ lex_match (lexer, '=');
+ lex_match (lexer, '(');
+ if (!lex_force_int (lexer))
goto error;
- dls->record_cnt = lex_integer ();
- lex_get ();
- lex_match (')');
+ dls->record_cnt = lex_integer (lexer);
+ lex_get (lexer);
+ lex_match (lexer, ')');
}
- else if (lex_match_id ("END"))
+ else if (lex_match_id (lexer, "SKIP"))
+ {
+ lex_match (lexer, '=');
+ if (!lex_force_int (lexer))
+ goto error;
+ dls->skip_records = lex_integer (lexer);
+ lex_get (lexer);
+ }
+ else if (lex_match_id (lexer, "END"))
{
if (dls->end)
{
msg (SE, _("The END subcommand may only be specified once."));
goto error;
}
-
- lex_match ('=');
- if (!lex_force_id ())
+
+ lex_match (lexer, '=');
+ if (!lex_force_id (lexer))
goto error;
- dls->end = dict_lookup_var (default_dict, tokid);
- if (!dls->end)
- dls->end = dict_create_var_assert (default_dict, tokid, 0);
- lex_get ();
+ dls->end = dict_lookup_var (dict, lex_tokid (lexer));
+ if (!dls->end)
+ dls->end = dict_create_var_assert (dict, lex_tokid (lexer), 0);
+ lex_get (lexer);
}
- else if (token == T_ID)
+ else if (lex_token (lexer) == T_ID)
{
- if (lex_match_id ("NOTABLE"))
+ if (lex_match_id (lexer, "NOTABLE"))
table = 0;
- else if (lex_match_id ("TABLE"))
+ else if (lex_match_id (lexer, "TABLE"))
table = 1;
- else
+ else
{
int type;
- if (lex_match_id ("FIXED"))
+ if (lex_match_id (lexer, "FIXED"))
type = DLS_FIXED;
- else if (lex_match_id ("FREE"))
+ else if (lex_match_id (lexer, "FREE"))
type = DLS_FREE;
- else if (lex_match_id ("LIST"))
+ else if (lex_match_id (lexer, "LIST"))
type = DLS_LIST;
- else
+ else
{
- lex_error (NULL);
+ lex_error (lexer, NULL);
goto error;
}
dls->type = type;
if ((dls->type == DLS_FREE || dls->type == DLS_LIST)
- && lex_match ('('))
+ && lex_match (lexer, '('))
{
- while (!lex_match (')'))
+ while (!lex_match (lexer, ')'))
{
int delim;
- if (lex_match_id ("TAB"))
+ if (lex_match_id (lexer, "TAB"))
delim = '\t';
- else if (token == T_STRING && ds_length (&tokstr) == 1)
+ else if (lex_token (lexer) == T_STRING && ds_length (lex_tokstr (lexer)) == 1)
{
- delim = ds_first (&tokstr);
- lex_get ();
+ delim = ds_first (lex_tokstr (lexer));
+ lex_get (lexer);
}
- else
+ else
{
- lex_error (NULL);
+ lex_error (lexer, NULL);
goto error;
}
ds_put_char (&dls->delims, delim);
- lex_match (',');
+ lex_match (lexer, ',');
}
}
}
}
else
{
- lex_error (NULL);
+ lex_error (lexer, NULL);
goto error;
}
}
if (dls->type == -1)
dls->type = DLS_FIXED;
+ if (dls->type != DLS_FIXED && dls->end != NULL)
+ {
+ msg (SE, _("The END keyword may be used only with DATA LIST FIXED."));
+ goto error;
+ }
+
if (table == -1)
table = dls->type != DLS_FREE;
- ok = (dls->type == DLS_FIXED ? parse_fixed : parse_free) (tmp_pool, dls);
+ ok = (dls->type == DLS_FIXED ? parse_fixed : parse_free) (lexer, dict, tmp_pool, dls);
if (!ok)
goto error;
- if (lex_end_of_command () != CMD_SUCCESS)
+ if (lex_end_of_command (lexer) != CMD_SUCCESS)
goto error;
if (table)
dump_free_table (dls, fh);
}
- dls->reader = dfm_open_reader (fh);
+ dls->reader = dfm_open_reader (fh, lexer);
if (dls->reader == NULL)
goto error;
+ dls->value_cnt = dict_get_next_value_idx (dict);
+
if (in_input_program ())
- add_transformation (data_list_trns_proc, data_list_trns_free, dls);
- else
- proc_set_source (create_case_source (&data_list_source_class, dls));
+ add_transformation (ds, data_list_trns_proc, data_list_trns_free, dls);
+ else
+ {
+ struct casereader *reader;
+ reader = casereader_create_sequential (NULL,
+ dict_get_next_value_idx (dict),
+ -1, &data_list_casereader_class,
+ dls);
+ proc_set_active_file (ds, reader, dict);
+ }
pool_destroy (tmp_pool);
needed once parsing is complete. Returns true only if
successful. */
static bool
-parse_fixed (struct pool *tmp_pool, struct data_list_pgm *dls)
+parse_fixed (struct lexer *lexer, struct dictionary *dict,
+ struct pool *tmp_pool, struct data_list_pgm *dls)
{
int last_nonempty_record;
int record = 0;
int column = 1;
- while (token != '.')
+ while (lex_token (lexer) != '.')
{
char **names;
size_t name_cnt, name_idx;
size_t format_cnt;
/* Parse everything. */
- if (!parse_record_placement (&record, &column)
- || !parse_DATA_LIST_vars_pool (tmp_pool, &names, &name_cnt, PV_NONE)
- || !parse_var_placements (tmp_pool, name_cnt, &formats, &format_cnt))
+ if (!parse_record_placement (lexer, &record, &column)
+ || !parse_DATA_LIST_vars_pool (lexer, tmp_pool,
+ &names, &name_cnt, PV_NONE)
+ || !parse_var_placements (lexer, tmp_pool, name_cnt, true,
+ &formats, &format_cnt))
return false;
/* Create variables and var specs. */
int width;
struct variable *v;
struct dls_var_spec *spec;
-
+
name = names[name_idx++];
/* Create variable. */
- width = get_format_var_width (f);
- v = dict_create_var (default_dict, name, width);
+ width = fmt_var_width (f);
+ v = dict_create_var (dict, name, width);
if (v != NULL)
{
/* Success. */
- struct fmt_spec output;
- convert_fmt_ItoO (f, &output);
- v->print = output;
- v->write = output;
+ struct fmt_spec output = fmt_for_output_from_input (f);
+ var_set_both_formats (v, &output);
}
else
{
This can be acceptable if we're in INPUT
PROGRAM, but only if the existing variable has
the same width as the one we would have
- created. */
+ created. */
if (!in_input_program ())
{
msg (SE, _("%s is a duplicate variable name."), name);
return false;
}
- v = dict_lookup_var_assert (default_dict, name);
- if ((width != 0) != (v->width != 0))
+ v = dict_lookup_var_assert (dict, name);
+ if ((width != 0) != (var_get_width (v) != 0))
{
msg (SE, _("There is already a variable %s of a "
"different type."),
name);
return false;
}
- if (width != 0 && width != v->width)
+ if (width != 0 && width != var_get_width (v))
{
msg (SE, _("There is already a string variable %s of a "
"different width."), name);
/* Create specifier for parsing the variable. */
spec = pool_alloc (dls->pool, sizeof *spec);
spec->input = *f;
- spec->fv = v->fv;
+ spec->fv = var_get_case_index (v);
spec->record = record;
spec->first_column = column;
- strcpy (spec->name, v->name);
+ strcpy (spec->name, var_get_name (v));
ll_push_tail (&dls->specs, &spec->ll);
column += f->w;
}
assert (name_idx == name_cnt);
}
- if (ll_is_empty (&dls->specs))
+ if (ll_is_empty (&dls->specs))
{
msg (SE, _("At least one variable must be specified."));
return false;
"should not exist according to RECORDS subcommand."));
return false;
}
- else if (!dls->record_cnt)
+ else if (!dls->record_cnt)
dls->record_cnt = last_nonempty_record;
return true;
row = 1;
ll_for_each (spec, struct dls_var_spec, ll, specs)
{
+ char fmt_string[FMT_STRING_LEN_MAX + 1];
tab_text (t, 0, row, TAB_LEFT, spec->name);
tab_text (t, 1, row, TAT_PRINTF, "%d", spec->record);
tab_text (t, 2, row, TAT_PRINTF, "%3d-%3d",
spec->first_column, spec->first_column + spec->input.w - 1);
- tab_text (t, 3, row, TAB_LEFT | TAB_FIX, fmt_to_string (&spec->input));
+ tab_text (t, 3, row, TAB_LEFT | TAB_FIX,
+ fmt_to_string (&spec->input, fmt_string));
row++;
}
them to DLS. Uses TMP_POOL for data that is not needed once
parsing is complete. Returns true only if successful. */
static bool
-parse_free (struct pool *tmp_pool, struct data_list_pgm *dls)
+parse_free (struct lexer *lexer, struct dictionary *dict, struct pool *tmp_pool,
+ struct data_list_pgm *dls)
{
- lex_get ();
- while (token != '.')
+ lex_get (lexer);
+ while (lex_token (lexer) != '.')
{
struct fmt_spec input, output;
char **name;
size_t name_cnt;
size_t i;
- if (!parse_DATA_LIST_vars_pool (tmp_pool, &name, &name_cnt, PV_NONE))
+ if (!parse_DATA_LIST_vars_pool (lexer, tmp_pool,
+ &name, &name_cnt, PV_NONE))
return 0;
- if (lex_match ('('))
+ if (lex_match (lexer, '('))
{
- if (!parse_format_specifier (&input)
- || !check_input_specifier (&input, 1)
- || !lex_force_match (')'))
+ if (!parse_format_specifier (lexer, &input)
+ || !fmt_check_input (&input)
+ || !lex_force_match (lexer, ')'))
return NULL;
- convert_fmt_ItoO (&input, &output);
+
+ /* As a special case, N format is treated as F format
+ for free-field input. */
+ if (input.type == FMT_N)
+ input.type = FMT_F;
+
+ output = fmt_for_output_from_input (&input);
}
else
{
- lex_match ('*');
- input = make_input_format (FMT_F, 8, 0);
+ lex_match (lexer, '*');
+ input = fmt_for_input (FMT_F, 8, 0);
output = *get_format ();
}
struct dls_var_spec *spec;
struct variable *v;
- v = dict_create_var (default_dict, name[i],
- get_format_var_width (&input));
+ v = dict_create_var (dict, name[i], fmt_var_width (&input));
if (v == NULL)
{
msg (SE, _("%s is a duplicate variable name."), name[i]);
return 0;
}
- v->print = v->write = output;
+ var_set_both_formats (v, &output);
spec = pool_alloc (dls->pool, sizeof *spec);
spec->input = input;
- spec->fv = v->fv;
- strcpy (spec->name, v->name);
+ spec->fv = var_get_case_index (v);
+ strcpy (spec->name, var_get_name (v));
ll_push_tail (&dls->specs, &spec->ll);
}
}
int row;
spec_cnt = ll_count (&dls->specs);
-
+
t = tab_create (2, spec_cnt + 1, 0);
tab_columns (t, TAB_COL_DOWN, 1);
tab_headers (t, 0, 0, 1, 0);
tab_box (t, TAL_1, TAL_1, TAL_0, TAL_1, 0, 0, 1, spec_cnt);
tab_hline (t, TAL_2, 0, 1, 1);
tab_dim (t, tab_natural_dimensions);
-
row = 1;
ll_for_each (spec, struct dls_var_spec, ll, &dls->specs)
{
+ char str[FMT_STRING_LEN_MAX + 1];
tab_text (t, 0, row, TAB_LEFT, spec->name);
- tab_text (t, 1, row, TAB_LEFT | TAB_FIX, fmt_to_string (&spec->input));
+ tab_text (t, 1, row, TAB_LEFT | TAB_FIX,
+ fmt_to_string (&spec->input, str));
row++;
}
tab_title (t, _("Reading free-form data from %s."), fh_get_name (fh));
-
+
tab_submit (t);
}
\f
-/* Input procedure. */
+/* Input procedure. */
/* Extracts a field from the current position in the current
record. Fields can be unquoted or quoted with single- or
*FIELD is set to the field content. The caller must not
or destroy this constant string.
-
+
After parsing the field, sets the current position in the
record to just past the field and any trailing delimiter.
Returns 0 on failure or a 1-based column number indicating the
dfm_expand_tabs (dls->reader);
line = p = dfm_get_record (dls->reader);
- if (ds_is_empty (&dls->delims))
+ if (ds_is_empty (&dls->delims))
{
bool missing_quote = false;
-
+
/* Skip leading whitespace. */
ss_ltrim (&p, ss_cstr (CC_SPACES));
if (ss_is_empty (p))
return false;
-
+
/* Handle actual data, whether quoted or unquoted. */
if (ss_match_char (&p, '\''))
missing_quote = !ss_get_until (&p, '\'', field);
dfm_forward_columns (dls->reader, ss_length (line) - ss_length (p));
}
- else
+ else
{
if (!ss_is_empty (p))
ss_get_chars (&p, ss_cspan (p, ds_ss (&dls->delims)), field);
trailing blank field. */
*field = p;
}
- else
+ else
return false;
/* Advance past the field.
-
+
Also advance past a trailing delimiter, regardless of
whether one actually existed. If we "skip" a delimiter
that was not actually there, then we will return
/* Reads a case from DLS into C.
Returns true if successful, false at end of file or on I/O error. */
static bool
-read_from_data_list (const struct data_list_pgm *dls, struct ccase *c)
+read_from_data_list (const struct data_list_pgm *dls, struct ccase *c)
{
bool retval;
}
/* Reads a case from the data file into C, parsing it according
- to fixed-format syntax rules in DLS.
+ to fixed-format syntax rules in DLS.
Returns true if successful, false at end of file or on I/O error. */
static bool
read_from_data_list_fixed (const struct data_list_pgm *dls, struct ccase *c)
struct dls_var_spec *spec;
int row;
- if (dfm_eof (dls->reader))
- return false;
+ if (dfm_eof (dls->reader))
+ return false;
spec = ll_to_dls_var_spec (ll_head (&dls->specs));
for (row = 1; row <= dls->record_cnt; row++)
msg (SW, _("Partial case of %d of %d records discarded."),
row - 1, dls->record_cnt);
return false;
- }
+ }
dfm_expand_tabs (dls->reader);
line = dfm_get_record (dls->reader);
- ll_for_each_continue (spec, struct dls_var_spec, ll, &dls->specs)
+ ll_for_each_continue (spec, struct dls_var_spec, ll, &dls->specs)
{
- struct data_in di;
-
- data_in_finite_line (&di, ss_data (line), ss_length (line),
- spec->first_column,
- spec->first_column + spec->input.w - 1);
- di.v = case_data_rw (c, spec->fv);
- di.flags = DI_IMPLIED_DECIMALS;
- di.f1 = spec->first_column;
- di.format = spec->input;
+ if (row < spec->record)
+ break;
- data_in (&di);
+ data_in (ss_substr (line, spec->first_column - 1, spec->input.w),
+ spec->input.type, spec->input.d, spec->first_column,
+ case_data_rw_idx (c, spec->fv),
+ fmt_var_width (&spec->input));
}
dfm_forward_record (dls->reader);
}
/* Reads a case from the data file into C, parsing it according
- to free-format syntax rules in DLS.
+ to free-format syntax rules in DLS.
Returns true if successful, false at end of file or on I/O error. */
static bool
read_from_data_list_free (const struct data_list_pgm *dls, struct ccase *c)
ll_for_each (spec, struct dls_var_spec, ll, &dls->specs)
{
struct substring field;
- struct data_in di;
-
+
/* Cut out a field and read in a new record if necessary. */
while (!cut_field (dls, &field))
{
- if (!dfm_eof (dls->reader))
+ if (!dfm_eof (dls->reader))
dfm_forward_record (dls->reader);
if (dfm_eof (dls->reader))
{
return false;
}
}
-
- di.s = ss_data (field);
- di.e = ss_end (field);
- di.v = case_data_rw (c, spec->fv);
- di.flags = 0;
- di.f1 = dfm_get_column (dls->reader, ss_data (field));
- di.format = spec->input;
- data_in (&di);
+
+ data_in (field, spec->input.type, 0,
+ dfm_get_column (dls->reader, ss_data (field)),
+ case_data_rw_idx (c, spec->fv), fmt_var_width (&spec->input));
}
return true;
}
/* Reads a case from the data file and parses it according to
- list-format syntax rules.
+ list-format syntax rules.
Returns true if successful, false at end of file or on I/O error. */
static bool
read_from_data_list_list (const struct data_list_pgm *dls, struct ccase *c)
ll_for_each (spec, struct dls_var_spec, ll, &dls->specs)
{
struct substring field;
- struct data_in di;
if (!cut_field (dls, &field))
{
spec->name);
ll_for_each_continue (spec, struct dls_var_spec, ll, &dls->specs)
{
- int width = get_format_var_width (&spec->input);
+ int width = fmt_var_width (&spec->input);
if (width == 0)
- case_data_rw (c, spec->fv)->f = SYSMIS;
+ case_data_rw_idx (c, spec->fv)->f = SYSMIS;
else
- memset (case_data_rw (c, spec->fv)->s, ' ', width);
+ memset (case_data_rw_idx (c, spec->fv)->s, ' ', width);
}
break;
}
-
- di.s = ss_data (field);
- di.e = ss_end (field);
- di.v = case_data_rw (c, spec->fv);
- di.flags = 0;
- di.f1 = dfm_get_column (dls->reader, ss_data (field));
- di.format = spec->input;
- data_in (&di);
+
+ data_in (field, spec->input.type, 0,
+ dfm_get_column (dls->reader, ss_data (field)),
+ case_data_rw_idx (c, spec->fv), fmt_var_width (&spec->input));
}
dfm_forward_record (dls->reader);
/* Handle DATA LIST transformation DLS, parsing data into C. */
static int
-data_list_trns_proc (void *dls_, struct ccase *c, casenum_t case_num UNUSED)
+data_list_trns_proc (void *dls_, struct ccase *c, casenumber case_num UNUSED)
{
struct data_list_pgm *dls = dls_;
int retval;
if (read_from_data_list (dls, c))
retval = TRNS_CONTINUE;
- else if (dfm_reader_error (dls->reader) || dfm_eof (dls->reader) > 1)
+ else if (dfm_reader_error (dls->reader) || dfm_eof (dls->reader) > 1)
{
/* An I/O error, or encountering end of file for a second
time, should be escalated into a more serious error. */
}
else
retval = TRNS_END_FILE;
-
+
/* If there was an END subcommand handle it. */
- if (dls->end != NULL)
+ if (dls->end != NULL)
{
- double *end = &case_data_rw (c, dls->end->fv)->f;
- if (retval == TRNS_DROP_CASE)
+ double *end = &case_data_rw (c, dls->end)->f;
+ if (retval == TRNS_END_FILE)
{
*end = 1.0;
- retval = TRNS_END_FILE;
+ retval = TRNS_CONTINUE;
}
else
*end = 0.0;
return retval;
}
\f
-/* Reads all the records from the data file and passes them to
- write_case().
- Returns true if successful, false if an I/O error occurred. */
+/* Reads one case into OUTPUT_CASE.
+ Returns true if successful, false at end of file or if an
+ I/O error occurred. */
static bool
-data_list_source_read (struct case_source *source,
- struct ccase *c,
- write_case_func *write_case, write_case_data wc_data)
+data_list_casereader_read (struct casereader *reader UNUSED, void *dls_,
+ struct ccase *c)
{
- struct data_list_pgm *dls = source->aux;
+ struct data_list_pgm *dls = dls_;
+ bool ok;
- for (;;)
+ /* Skip the requested number of records before reading the
+ first case. */
+ while (dls->skip_records > 0)
{
- bool ok;
-
- if (!read_from_data_list (dls, c))
- return !dfm_reader_error (dls->reader);
-
- dfm_push (dls->reader);
- ok = write_case (wc_data);
- dfm_pop (dls->reader);
- if (!ok)
+ if (dfm_eof (dls->reader))
return false;
+ dfm_forward_record (dls->reader);
+ dls->skip_records--;
}
+
+ case_create (c, dls->value_cnt);
+ ok = read_from_data_list (dls, c);
+ if (!ok)
+ case_destroy (c);
+ return ok;
}
-/* Destroys the source's internal data. */
+/* Destroys the casereader. */
static void
-data_list_source_destroy (struct case_source *source)
+data_list_casereader_destroy (struct casereader *reader UNUSED, void *dls_)
{
- data_list_trns_free (source->aux);
+ struct data_list_pgm *dls = dls_;
+ if (dfm_reader_error (dls->reader))
+ casereader_force_error (reader);
+ data_list_trns_free (dls);
}
-static const struct case_source_class data_list_source_class =
+static const struct casereader_class data_list_casereader_class =
{
- "DATA LIST",
+ data_list_casereader_read,
+ data_list_casereader_destroy,
+ NULL,
NULL,
- data_list_source_read,
- data_list_source_destroy,
};