d.histogram: Fix Copy into buffer size issue (OSGeo#4795)

* Copy into fix Buffer size issue

* update with glocale

* rearrange headers

display/d.histogram/pie.c

@@ -30,8 +30,10 @@
 
 #include <string.h>
 
-#include <grass/raster.h>
 #include <grass/display.h>
+#include <grass/gis.h>
+#include <grass/glocale.h>
+#include <grass/raster.h>
 
 #include "pie.h"
 
@@ -123,7 +125,10 @@ int pie(struct stat_list *dist_stats, /* list of distribution statistics */
             i++;
         tic_every = tics[i].every;
         tic_unit = tics[i].unit;
-        strcpy(tic_name, tics[i].name);
+        if (G_strlcpy(tic_name, tics[i].name, sizeof(tic_name)) >=
+            sizeof(tic_name)) {
+            G_fatal_error(_("Tic name <%s> is too long"), tics[i].name);
+        }
     }
     else {
         if (is_fp && !cat_ranges) {