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., 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
+ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ 02110-1301, USA. */
#include <config.h>
#include <stdio.h>
const char *
var_to_string(const struct variable *var)
{
+ if ( !var )
+ return 0;
+
return ( var->label ? var->label : var->name);
}