Move all command implementations into a single 'commands' directory.

[pspp] / src / language / commands / variable-label.c

diff --git a/src/language/commands/variable-label.c b/src/language/commands/variable-label.c
new file mode 100644 (file)
index 0000000..c4e0df6
--- /dev/null
+++ b/src/language/commands/variable-label.c
@@ -0,0 +1,69 @@
+/* PSPP - a program for statistical analysis.
+   Copyright (C) 1997-9, 2000, 2010, 2011, 2014 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 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.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>. */
+
+#include <config.h>
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "data/dataset.h"
+#include "data/dictionary.h"
+#include "data/variable.h"
+#include "language/command.h"
+#include "language/lexer/lexer.h"
+#include "language/lexer/variable-parser.h"
+#include "libpspp/message.h"
+
+#include "gl/xalloc.h"
+
+#include "gettext.h"
+#define _(msgid) gettext (msgid)
+
+int
+cmd_variable_labels (struct lexer *lexer, struct dataset *ds)
+{
+  struct dictionary *dict = dataset_dict (ds);
+
+  do
+    {
+      struct variable **v;
+      size_t nv;
+
+      size_t i;
+
+      if (!parse_variables (lexer, dict, &v, &nv, PV_NONE))
+        return CMD_FAILURE;
+
+      if (!lex_force_string (lexer))
+       {
+         free (v);
+         return CMD_FAILURE;
+       }
+
+      for (i = 0; i < nv; i++)
+        var_set_label (v[i], lex_tokcstr (lexer));
+
+      lex_get (lexer);
+      while (lex_token (lexer) == T_SLASH)
+       lex_get (lexer);
+      free (v);
+    }
+  while (lex_token (lexer) != T_ENDCMD);
+  return CMD_SUCCESS;
+}
+
+
+