asprintf and snprintf support

partmap/acorn.c

@@ -175,14 +175,7 @@ fail:
 static char *
 acorn_partition_map_get_name (const grub_partition_t p)
 {
-  char *name;
-
-  name = grub_malloc (13);
-  if (! name)
-    return 0;
-
-  grub_sprintf (name, "%d", p->index + 1);
-  return name;
+  return grub_asprintf ("%d", p->index + 1);
 }