#include <stdlib.h>
+#include "data/dataset.h"
#include "data/dictionary.h"
-#include "data/procedure.h"
#include "data/transformations.h"
#include "data/variable.h"
#include "language/command.h"
struct expression *e; /* Test expression. */
};
-static trns_proc_func select_if_proc;
-static trns_free_func select_if_free;
+static const struct trns_class select_if_trns_class;
/* Parses the SELECT IF transformation. */
int
struct expression *e;
struct select_if_trns *t;
- e = expr_parse (lexer, ds, EXPR_BOOLEAN);
+ e = expr_parse_bool (lexer, ds);
if (!e)
return CMD_CASCADING_FAILURE;
t = xmalloc (sizeof *t);
t->e = e;
- add_transformation (ds, select_if_proc, select_if_free, t);
+ add_transformation (ds, &select_if_trns_class, t);
return CMD_SUCCESS;
}
/* Performs the SELECT IF transformation T on case C. */
-static int
+static enum trns_result
select_if_proc (void *t_, struct ccase **c,
casenumber case_num)
{
return true;
}
+static const struct trns_class select_if_trns_class = {
+ .name = "SELECT IF",
+ .execute = select_if_proc,
+ .destroy = select_if_free,
+};
+
/* Parses the FILTER command. */
int
cmd_filter (struct lexer *lexer, struct dataset *ds)
dict_set_filter (dict, v);
}
- return lex_end_of_command (lexer);
+ return CMD_SUCCESS;
}