Adopt use of gnulib for portability.

[pspp-builds.git] / src / var-labs.c

diff --git a/src/var-labs.c b/src/var-labs.c
index 4c9781bf5a8c1aab7d028eaa326ea66370261ccf..65da79082bbeefea8e44e7291eb13ee601fcc0ce 100644 (file)
--- a/src/var-labs.c
+++ b/src/var-labs.c
@@ -14,8 +14,8 @@
 
    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>
@@ -27,6 +27,9 @@
 #include "str.h"
 #include "var.h"
 
+#include "gettext.h"
+#define _(msgid) gettext (msgid)
+
 #include "debug-print.h"
 
 int
@@ -74,5 +77,8 @@ cmd_variable_labels (void)
 const char *
 var_to_string(const struct variable *var)
 {
+  if ( !var ) 
+    return 0;
+
   return ( var->label ? var->label : var->name);
 }