X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Fxforms%2Fselect-if.c;h=4240f63b47b94e2f79a972c4954e2275c457ab38;hb=81579d9e9f994fb2908f50af41c3eb033d216e58;hp=66c8f9e4aa6abce705de3a444e54d24b7517ebc6;hpb=244ade48f9c233532cc535d3233fdef53bf9266b;p=pspp-builds.git

diff --git a/src/language/xforms/select-if.c b/src/language/xforms/select-if.c
index 66c8f9e4..4240f63b 100644
--- a/src/language/xforms/select-if.c
+++ b/src/language/xforms/select-if.c
@@ -1,37 +1,35 @@
-/* PSPP - computes sample statistics.
-   Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
-   Written by Ben Pfaff <blp@gnu.org>.
+/* PSPP - a program for statistical analysis.
+   Copyright (C) 1997-9, 2000, 2009, 2010, 2011 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 <stdlib.h>
 
-#include <data/dictionary.h>
-#include <data/transformations.h>
-#include <data/procedure.h>
-#include <data/variable.h>
-#include <language/command.h>
-#include <language/expressions/public.h>
-#include <language/lexer/lexer.h>
-#include <language/lexer/variable-parser.h>
-#include <libpspp/alloc.h>
-#include <libpspp/message.h>
-#include <libpspp/str.h>
+#include "data/dictionary.h"
+#include "data/procedure.h"
+#include "data/transformations.h"
+#include "data/variable.h"
+#include "language/command.h"
+#include "language/expressions/public.h"
+#include "language/lexer/lexer.h"
+#include "language/lexer/variable-parser.h"
+#include "libpspp/message.h"
+#include "libpspp/str.h"
+
+#include "gl/xalloc.h"
 
 #include "gettext.h"
 #define _(msgid) gettext (msgid)
@@ -47,19 +45,19 @@ static trns_free_func select_if_free;
 
 /* Parses the SELECT IF transformation. */
 int
-cmd_select_if (struct dataset *ds)
+cmd_select_if (struct lexer *lexer, struct dataset *ds)
 {
   struct expression *e;
   struct select_if_trns *t;
 
-  e = expr_parse (ds, EXPR_BOOLEAN);
+  e = expr_parse (lexer, ds, EXPR_BOOLEAN);
   if (!e)
     return CMD_CASCADING_FAILURE;
 
-  if (token != '.')
+  if (lex_token (lexer) != T_ENDCMD)
     {
       expr_free (e);
-      lex_error (_("expecting end of command"));
+      lex_error (lexer, _("expecting end of command"));
       return CMD_CASCADING_FAILURE;
     }
 
@@ -72,11 +70,11 @@ cmd_select_if (struct dataset *ds)
 
 /* Performs the SELECT IF transformation T on case C. */
 static int
-select_if_proc (void *t_, struct ccase *c,
+select_if_proc (void *t_, struct ccase **c,
                 casenumber case_num)
 {
   struct select_if_trns *t = t_;
-  return (expr_evaluate_num (t->e, c, case_num) == 1.0
+  return (expr_evaluate_num (t->e, *c, case_num) == 1.0
           ? TRNS_CONTINUE : TRNS_DROP_CASE);
 }
 
@@ -92,33 +90,33 @@ select_if_free (void *t_)
 
 /* Parses the FILTER command. */
 int
-cmd_filter (struct dataset *ds)
+cmd_filter (struct lexer *lexer, struct dataset *ds)
 {
   struct dictionary *dict = dataset_dict (ds);
-  if (lex_match_id ("OFF"))
-    dict_set_filter (dataset_dict (ds), NULL);
-  else if (token == '.') 
+  if (lex_match_id (lexer, "OFF"))
+    dict_set_filter (dict, NULL);
+  else if (lex_token (lexer) == T_ENDCMD)
     {
       msg (SW, _("Syntax error expecting OFF or BY.  "
                  "Turning off case filtering."));
-      dict_set_filter (dataset_dict (ds), NULL);
+      dict_set_filter (dict, NULL);
     }
   else
     {
       struct variable *v;
 
-      lex_match (T_BY);
-      v = parse_variable (dict);
+      lex_match (lexer, T_BY);
+      v = parse_variable (lexer, dict);
       if (!v)
 	return CMD_FAILURE;
 
-      if (v->type == ALPHA)
+      if (var_is_alpha (v))
 	{
 	  msg (SE, _("The filter variable must be numeric."));
 	  return CMD_FAILURE;
 	}
 
-      if (dict_class_from_id (v->name) == DC_SCRATCH)
+      if (dict_class_from_id (var_get_name (v)) == DC_SCRATCH)
 	{
 	  msg (SE, _("The filter variable may not be scratch."));
 	  return CMD_FAILURE;
@@ -127,5 +125,5 @@ cmd_filter (struct dataset *ds)
       dict_set_filter (dict, v);
     }
 
-  return lex_end_of_command ();
+  return lex_end_of_command (lexer);
 }