X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Flanguage%2Fdictionary%2Frename-variables.c;h=ecd13aa536e8d536ec30195d6147122540806979;hb=5f5017784138eccc98616ba288f3358996641fbc;hp=06f3527c82b72edd069ca307055a4dd87c0bf831;hpb=59d14e5581317e3d1e37c8b92b535ba197984776;p=pspp-builds.git

diff --git a/src/language/dictionary/rename-variables.c b/src/language/dictionary/rename-variables.c
index 06f3527c..ecd13aa5 100644
--- a/src/language/dictionary/rename-variables.c
+++ b/src/language/dictionary/rename-variables.c
@@ -1,20 +1,18 @@
-/* PSPP - computes sample statistics.
-   Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
+/* PSPP - a program for statistical analysis.
+   Copyright (C) 1997-9, 2000, 2010 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>
 
@@ -26,11 +24,11 @@
 #include <language/command.h>
 #include <language/lexer/lexer.h>
 #include <language/lexer/variable-parser.h>
-#include <libpspp/alloc.h>
-#include <libpspp/hash.h>
 #include <libpspp/message.h>
 #include <libpspp/str.h>
 
+#include "xalloc.h"
+
 #include "gettext.h"
 #define _(msgid) gettext (msgid)
 
@@ -68,16 +66,16 @@ cmd_rename_variables (struct lexer *lexer, struct dataset *ds)
 	  msg (SE, _("`=' expected between lists of new and old variable names."));
 	  goto lossage;
 	}
-      if (!parse_DATA_LIST_vars (lexer, &rename_new_names, &prev_nv_1, PV_APPEND))
+      if (!parse_DATA_LIST_vars (lexer, &rename_new_names, &prev_nv_1,
+                                 PV_APPEND | PV_NO_DUPLICATE))
 	goto lossage;
       if (prev_nv_1 != rename_cnt)
 	{
           size_t i;
 
 	  msg (SE, _("Differing number of variables in old name list "
-                     "(%d) and in new name list (%d)."),
-	       (int) (rename_cnt - prev_nv_2),
-               (int) (prev_nv_1 - prev_nv_2));
+                     "(%zu) and in new name list (%zu)."),
+	       rename_cnt - prev_nv_2, prev_nv_1 - prev_nv_2);
 	  for (i = 0; i < prev_nv_1; i++)
 	    free (rename_new_names[i]);
 	  free (rename_new_names);
@@ -94,7 +92,7 @@ cmd_rename_variables (struct lexer *lexer, struct dataset *ds)
 
   if (!dict_rename_vars (dataset_dict (ds),
                          rename_vars, rename_new_names, rename_cnt,
-                         &err_name)) 
+                         &err_name))
     {
       msg (SE, _("Renaming would duplicate variable name %s."), err_name);
       goto lossage;
@@ -104,12 +102,12 @@ cmd_rename_variables (struct lexer *lexer, struct dataset *ds)
 
  lossage:
   free (rename_vars);
-  if (rename_new_names != NULL) 
+  if (rename_new_names != NULL)
     {
       size_t i;
       for (i = 0; i < rename_cnt; i++)
         free (rename_new_names[i]);
-      free (rename_new_names); 
+      free (rename_new_names);
     }
   return status;
 }