X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=write_common.c;h=3bf5d1199f560e9ce93b7d97a06e278ce495591f;hp=f9560d7f1ee1050439f16459a6fda786647d9250;hb=6c5220a23d66668e88929b2ba0f66758ab90a7be;hpb=335730538150250f32c0df0b184fb494e2bb0df3

diff --git a/write_common.c b/write_common.c
index f9560d7f..3bf5d119 100644
--- a/write_common.c
+++ b/write_common.c
@@ -79,7 +79,6 @@ int wng_open(struct writer_node_group *g)
 	int i, ret = 1;
 
 	PARA_NOTICE_LOG("opening wng %p with %d writer(s)\n", g, g->num_writers);
-	register_task(&g->task);
 	FOR_EACH_WRITER_NODE(i, g) {
 		struct writer_node *wn = &g->writer_nodes[i];
 		wn->wng = g;
@@ -90,10 +89,11 @@ int wng_open(struct writer_node_group *g)
 		g->max_chunk_bytes = PARA_MAX(g->max_chunk_bytes, ret);
 	}
 	sprintf(g->task.status, "%s", "writer node group");
+	register_task(&g->task);
+	g->open = 1;
 	return 1;
 err_out:
 	PARA_ERROR_LOG("%s\n", para_strerror(-ret));
-	unregister_task(&g->task);
 	while (i > 0) {
 		struct writer_node *wn = &g->writer_nodes[--i];
 		wn->writer->close(wn);
@@ -102,17 +102,6 @@ err_out:
 	return ret;
 }
 
-
-/**
- * unregister a writer node group task
- *
- * \param g the group whose task is to be closed
- */
-void wng_unregister(struct writer_node_group *g)
-{
-	unregister_task(&g->task);
-}
-
 /**
  * call the close function of each writer in the given group
  *
@@ -124,7 +113,7 @@ void wng_close(struct writer_node_group *g)
 {
 	int i;
 
-	if (!g)
+	if (!g || !g->open)
 		return;
 	PARA_NOTICE_LOG("closing wng with %d writer(s)\n", g->num_writers);
 	FOR_EACH_WRITER_NODE(i, g) {