filter: Make ->open() optional.
[paraslash.git] / filter.c
index 9378e46..804b5e1 100644 (file)
--- a/filter.c
+++ b/filter.c
@@ -142,7 +142,8 @@ int main(int argc, char *argv[])
                ti.pre_select = f->pre_select;
                ti.post_select = f->post_select;
                ti.context = fn;
-               f->open(fn);
+               if (f->open)
+                       f->open(fn);
                fn->task = task_register(&ti, &s);
                parent = fn->btrn;
        }