static struct casefile *rank_sorted_casefile (struct casefile *cf,
const struct sort_criteria *,
+ const struct dictionary *,
const struct rank_spec *rs,
int n_rank_specs,
int idx,
static bool
-rank_cmd (const struct sort_criteria *sc,
- const struct rank_spec *rank_specs, int n_rank_specs)
+rank_cmd (struct dataset *ds, const struct sort_criteria *sc,
+ const struct rank_spec *rank_specs, int n_rank_specs)
{
struct sort_criteria criteria;
bool result = true;
int i;
- const int n_splits = dict_get_split_cnt (dataset_dict (current_dataset));
+ const int n_splits = dict_get_split_cnt (dataset_dict (ds));
criteria.crit_cnt = n_splits + n_group_vars + 1;
criteria.crits = xnmalloc (criteria.crit_cnt, sizeof *criteria.crits);
for (i = 0; i < n_splits ; i++)
{
- struct variable *v = dict_get_split_vars (dataset_dict (current_dataset))[i];
+ struct variable *v = dict_get_split_vars (dataset_dict (ds))[i];
criteria.crits[i].fv = v->fv;
criteria.crits[i].width = v->width;
criteria.crits[i].dir = SRT_ASCEND;
struct casefile *sorted_cf ;
/* Obtain active file in CF. */
- if (!procedure (current_dataset, NULL, NULL))
+ if (!procedure (ds, NULL, NULL))
goto error;
- cf = proc_capture_output (current_dataset);
+ cf = proc_capture_output (ds);
/* Sort CF into SORTED_CF. */
reader = casefile_get_destructive_reader (cf) ;
casefile_destroy (cf);
out = rank_sorted_casefile (sorted_cf, &criteria,
+ dataset_dict (ds),
rank_specs, n_rank_specs,
i, &src_vars[i]->miss) ;
if ( NULL == out )
continue ;
}
- proc_set_source (current_dataset, storage_source_create (out));
+ proc_set_source (ds, storage_source_create (out));
}
free (criteria.crits);
static void
rank_cases (struct casereader *cr,
unsigned long end,
+ const struct dictionary *dict,
const struct sort_criterion *criterion,
const struct missing_values *mv,
double w,
break;
this_value = case_data (&this_case, fv);
- c = dict_get_case_weight (dataset_dict (current_dataset), &this_case, &warn);
+ c = dict_get_case_weight (dict, &this_case, &warn);
lookahead = casereader_clone (cr);
n = 0;
break;
}
- c += dict_get_case_weight (dataset_dict (current_dataset), &lookahead_case, &warn);
+ c += dict_get_case_weight (dict, &lookahead_case, &warn);
case_destroy (&lookahead_case);
n++;
}
static struct casefile *
rank_sorted_casefile (struct casefile *cf,
const struct sort_criteria *crit,
+ const struct dictionary *dict,
const struct rank_spec *rs,
int n_rank_specs,
int dest_idx,
const struct missing_values *mv)
{
struct casefile *dest = fastfile_create (casefile_get_value_cnt (cf));
- struct casereader *lookahead = casefile_get_reader (cf);
+ struct casereader *lookahead = casefile_get_reader (cf, NULL);
struct casereader *pos = casereader_clone (lookahead);
struct ccase group_case;
bool warn = true;
this_value = case_data( &group_case, ultimate_crit->fv);
if ( !value_is_missing(mv, this_value) )
- w = dict_get_case_weight (dataset_dict (current_dataset), &group_case, &warn);
+ w = dict_get_case_weight (dict, &group_case, &warn);
while (casereader_read (lookahead, &this_case))
{
const union value *this_value =
case_data(&this_case, ultimate_crit->fv);
- double c = dict_get_case_weight (dataset_dict (current_dataset), &this_case, &warn);
+ double c = dict_get_case_weight (dict, &this_case, &warn);
if (!same_group (&group_case, &this_case, crit))
{
rank_cases (pos, casereader_cnum (lookahead) - 1,
+ dict,
ultimate_crit,
mv, w,
rs, n_rank_specs,
case_destroy (&this_case);
}
case_destroy (&group_case);
- rank_cases (pos, ULONG_MAX, ultimate_crit, mv, w,
+ rank_cases (pos, ULONG_MAX, dict, ultimate_crit, mv, w,
rs, n_rank_specs, dest_idx, dest);
}
/* Transformation function to enumerate all the cases */
static int
-create_resort_key (void *key_var_, struct ccase *cc, casenum_t case_num)
+create_resort_key (void *key_var_, struct ccase *cc, casenumber case_num)
{
struct variable *key_var = key_var_;
If VNAME is NULL, then a name will be automatically chosen.
*/
static struct variable *
-create_rank_variable (enum RANK_FUNC f,
+create_rank_variable (struct dictionary *dict, enum RANK_FUNC f,
const struct variable *src_var,
const char *vname)
{
char name[SHORT_NAME_LEN + 1];
if ( vname )
- var = dict_create_var(dataset_dict (current_dataset), vname, 0);
+ var = dict_create_var(dict, vname, 0);
if ( NULL == var )
{
snprintf(name, SHORT_NAME_LEN + 1, "%c%s",
function_name[f][0], src_var->name);
- var = dict_create_var(dataset_dict (current_dataset), name, 0);
+ var = dict_create_var(dict, name, 0);
}
i = 1;
snprintf(name, SHORT_NAME_LEN + 1, "%s%03d", func_abb,
i);
- var = dict_create_var(dataset_dict (current_dataset), name, 0);
+ var = dict_create_var(dict, name, 0);
if (i++ >= 999)
break;
}
snprintf(name, SHORT_NAME_LEN + 1,
"RNK%s%02d", func_abb, i);
- var = dict_create_var(dataset_dict (current_dataset), name, 0);
+ var = dict_create_var(dict, name, 0);
if ( i++ >= 99 )
break;
}
return var;
}
-int cmd_rank(void);
+int cmd_rank(struct dataset *ds);
static void
rank_cleanup(void)
}
int
-cmd_rank(void)
+cmd_rank (struct dataset *ds)
{
bool result;
struct variable *order;
size_t i;
n_rank_specs = 0;
- if ( !parse_rank(&cmd, NULL) )
+ if ( !parse_rank (ds, &cmd, NULL) )
{
rank_cleanup ();
return CMD_FAILURE;
if ( rank_specs[i].destvars[v] == NULL )
{
rank_specs[i].destvars[v] =
- create_rank_variable (rank_specs[i].rfunc, src_vars[v], NULL);
+ create_rank_variable (dataset_dict(ds), rank_specs[i].rfunc, src_vars[v], NULL);
}
create_var_label ( rank_specs[i].destvars[v],
/* Add a variable which we can sort by to get back the original
order */
- order = dict_create_var_assert (dataset_dict (current_dataset), "$ORDER_", 0);
+ order = dict_create_var_assert (dataset_dict (ds), "$ORDER_", 0);
- add_transformation (current_dataset, create_resort_key, 0, order);
+ add_transformation (ds, create_resort_key, 0, order);
/* Do the ranking */
- result = rank_cmd (sc, rank_specs, n_rank_specs);
+ result = rank_cmd (ds, sc, rank_specs, n_rank_specs);
/* Put the active file back in its original order */
{
criteria.crits = &restore_criterion;
criteria.crit_cnt = 1;
- sort_active_file_in_place (&criteria);
+ sort_active_file_in_place (ds, &criteria);
}
/* ... and we don't need our sort key anymore. So delete it */
- dict_delete_var (dataset_dict (current_dataset), order);
+ dict_delete_var (dataset_dict (ds), order);
rank_cleanup();
/* Parser for the variables sub command
Returns 1 on success */
static int
-rank_custom_variables(struct cmd_rank *cmd UNUSED, void *aux UNUSED)
+rank_custom_variables (struct dataset *ds, struct cmd_rank *cmd UNUSED, void *aux UNUSED)
{
static const int terminators[2] = {T_BY, 0};
lex_match('=');
- if ((token != T_ID || dict_lookup_var (dataset_dict (current_dataset), tokid) == NULL)
+ if ((token != T_ID || dict_lookup_var (dataset_dict (ds), tokid) == NULL)
&& token != T_ALL)
return 2;
- sc = sort_parse_criteria (dataset_dict (current_dataset),
+ sc = sort_parse_criteria (dataset_dict (ds),
&src_vars, &n_src_vars, 0, terminators);
if ( lex_match(T_BY) )
{
- if ((token != T_ID || dict_lookup_var (dataset_dict (current_dataset), tokid) == NULL))
+ if ((token != T_ID || dict_lookup_var (dataset_dict (ds), tokid) == NULL))
{
return 2;
}
- if (!parse_variables (dataset_dict (current_dataset), &group_vars, &n_group_vars,
+ if (!parse_variables (dataset_dict (ds), &group_vars, &n_group_vars,
PV_NO_DUPLICATE | PV_NUMERIC | PV_NO_SCRATCH) )
{
free (group_vars);
/* Parse the [/rank INTO var1 var2 ... varN ] clause */
static int
-parse_rank_function(struct cmd_rank *cmd UNUSED, enum RANK_FUNC f)
+parse_rank_function(struct dictionary *dict, struct cmd_rank *cmd UNUSED, enum RANK_FUNC f)
{
int var_count = 0;
while( token == T_ID )
{
- if ( dict_lookup_var (dataset_dict (current_dataset), tokid) != NULL )
+ if ( dict_lookup_var (dict, tokid) != NULL )
{
msg(SE, _("Variable %s already exists."), tokid);
return 0;
return 0;
}
- destvar = create_rank_variable (f, src_vars[var_count], tokid);
+ destvar = create_rank_variable (dict, f, src_vars[var_count], tokid);
rank_specs[n_rank_specs - 1].destvars[var_count] = destvar ;
lex_get();
static int
-rank_custom_rank(struct cmd_rank *cmd, void *aux UNUSED )
+rank_custom_rank(struct dataset *ds, struct cmd_rank *cmd, void *aux UNUSED )
{
- return parse_rank_function(cmd, RANK);
+ struct dictionary *dict = dataset_dict (ds);
+
+ return parse_rank_function (dict, cmd, RANK);
}
static int
-rank_custom_normal(struct cmd_rank *cmd, void *aux UNUSED )
+rank_custom_normal(struct dataset *ds, struct cmd_rank *cmd, void *aux UNUSED )
{
- return parse_rank_function(cmd, NORMAL);
+ struct dictionary *dict = dataset_dict (ds);
+
+ return parse_rank_function (dict, cmd, NORMAL);
}
static int
-rank_custom_percent(struct cmd_rank *cmd, void *aux UNUSED )
+rank_custom_percent(struct dataset *ds, struct cmd_rank *cmd, void *aux UNUSED )
{
- return parse_rank_function (cmd, PERCENT);
+ struct dictionary *dict = dataset_dict (ds);
+
+ return parse_rank_function (dict, cmd, PERCENT);
}
static int
-rank_custom_rfraction(struct cmd_rank *cmd, void *aux UNUSED )
+rank_custom_rfraction(struct dataset *ds, struct cmd_rank *cmd, void *aux UNUSED )
{
- return parse_rank_function(cmd, RFRACTION);
+ struct dictionary *dict = dataset_dict (ds);
+
+ return parse_rank_function (dict, cmd, RFRACTION);
}
static int
-rank_custom_proportion(struct cmd_rank *cmd, void *aux UNUSED )
+rank_custom_proportion(struct dataset *ds, struct cmd_rank *cmd, void *aux UNUSED )
{
- return parse_rank_function(cmd, PROPORTION);
+ struct dictionary *dict = dataset_dict (ds);
+
+ return parse_rank_function (dict, cmd, PROPORTION);
}
static int
-rank_custom_n(struct cmd_rank *cmd, void *aux UNUSED )
+rank_custom_n (struct dataset *ds, struct cmd_rank *cmd, void *aux UNUSED )
{
- return parse_rank_function(cmd, N);
+ struct dictionary *dict = dataset_dict (ds);
+
+ return parse_rank_function (dict, cmd, N);
}
static int
-rank_custom_savage(struct cmd_rank *cmd, void *aux UNUSED )
+rank_custom_savage(struct dataset *ds, struct cmd_rank *cmd, void *aux UNUSED )
{
- return parse_rank_function(cmd, SAVAGE);
+ struct dictionary *dict = dataset_dict (ds);
+
+ return parse_rank_function (dict, cmd, SAVAGE);
}
static int
-rank_custom_ntiles(struct cmd_rank *cmd, void *aux UNUSED )
+rank_custom_ntiles (struct dataset *ds, struct cmd_rank *cmd, void *aux UNUSED )
{
+ struct dictionary *dict = dataset_dict (ds);
+
if ( lex_force_match('(') )
{
if ( lex_force_int() )
else
return 0;
- return parse_rank_function(cmd, NTILES);
+ return parse_rank_function(dict, cmd, NTILES);
}