--- /dev/null
+/* PSPP - computes sample statistics.
+ Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
+ Written by Ben Pfaff <blp@gnu.org>.
+
+ 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 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. */
+
+#include <config.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include "alloc.h"
+#include "command.h"
+#include "message.h"
+#include "lexer.h"
+#include "str.h"
+#include "variable.h"
+
+#include "gettext.h"
+#define _(msgid) gettext (msgid)
+
+#include "debug-print.h"
+
+int
+cmd_variable_labels (void)
+{
+ do
+ {
+ struct variable **v;
+ size_t nv;
+
+ size_t i;
+
+ if (!parse_variables (default_dict, &v, &nv, PV_NONE))
+ return CMD_PART_SUCCESS_MAYBE;
+
+ if (token != T_STRING)
+ {
+ msg (SE, _("String expected for variable label."));
+ free (v);
+ return CMD_PART_SUCCESS_MAYBE;
+ }
+ if (ds_length (&tokstr) > 255)
+ {
+ msg (SW, _("Truncating variable label to 255 characters."));
+ ds_truncate (&tokstr, 255);
+ }
+ for (i = 0; i < nv; i++)
+ {
+ if (v[i]->label)
+ free (v[i]->label);
+ v[i]->label = xstrdup (ds_c_str (&tokstr));
+ }
+
+ lex_get ();
+ while (token == '/')
+ lex_get ();
+ free (v);
+ }
+ while (token != '.');
+ return CMD_SUCCESS;
+}
+
+
+
+const char *
+var_to_string(const struct variable *var)
+{
+ if ( !var )
+ return 0;
+
+ return ( var->label ? var->label : var->name);
+}