--- /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. */
+
+#ifndef DATA_VARDICT_H
+#define DATA_VARDICT_H 1
+
+/* Interface between dictionary and variable code.
+ This header file should only be included by variable.c and
+ dictionary.c. */
+
+/* Dictionary data stored in variable. */
+struct vardict_info
+ {
+ int dict_index; /* Dictionary index containing the variable. */
+ int case_index; /* Index into case of variable data. */
+ };
+
+const struct vardict_info *var_get_vardict (const struct variable *);
+void var_set_vardict (struct variable *, const struct vardict_info *);
+bool var_has_vardict (const struct variable *);
+void var_clear_vardict (struct variable *);
+
+#endif /* data/vardict.h */