(main): Allocagte filename by strdup if not specified.

diff --git a/example/medit.c b/example/medit.c
index dc9bea6..725ffdc 100644 (file)
--- a/example/medit.c
+++ b/example/medit.c
@@ -2476,7 +2476,7 @@ main (int argc, char **argv)
        }
     }
   if (! filename)
-    filename = "/dev/null";
+    filename = strdup ("/dev/null");
 
   mdatabase_dir = ".";
   /* Initialize the m17n library.  */