Fix bug in open() function for local file srcs, to deal with symlinks.

src/fs_local.c

@@ -158,7 +158,7 @@ int lfs_open(IsoFileSource *src)
     }
 
     /* is a file or a dir ? */
-    err = lfs_lstat(src, &info);
+    err = lfs_stat(src, &info);
     if (err < 0) {
         return err;
     }

src/tree.c

@@ -402,6 +402,9 @@ int iso_add_dir_aux(IsoImage *image, IsoDir *parent, IsoFileSource *dir)
     
     result = dir->open(dir);
     if (result < 0) {
+        char msg[PATH_MAX];
+        sprintf(msg, "Can't open dir %s (%d)\n", dir->get_path(dir), result);
+        iso_msg_debug(image, msg);
         return result;
     }