From a90a18a7947c8803f7049551bedc81a669a07834 Mon Sep 17 00:00:00 2001
From: Sebastian Harl <sh@tokkee.org>
Date: Tue, 22 Apr 2014 19:49:02 +0200
Subject: [PATCH] plugin: Added sdb_plugin_shutdown_all().

This function calls all registered "shutdown" callbacks.
---
 src/core/plugin.c         | 30 ++++++++++++++++++++++++++++++
 src/include/core/plugin.h | 10 ++++++++++
 2 files changed, 40 insertions(+)

diff --git a/src/core/plugin.c b/src/core/plugin.c
index a73faa0..d1f7541 100644
--- a/src/core/plugin.c
+++ b/src/core/plugin.c
@@ -933,6 +933,36 @@ sdb_plugin_init_all(void)
 	return ret;
 } /* sdb_plugin_init_all */
 
+int
+sdb_plugin_shutdown_all(void)
+{
+	sdb_llist_iter_t *iter;
+	int ret = 0;
+
+	iter = sdb_llist_get_iter(shutdown_list);
+	while (sdb_llist_iter_has_next(iter)) {
+		sdb_plugin_cb_t *cb;
+		sdb_plugin_shutdown_cb callback;
+		ctx_t *old_ctx;
+
+		sdb_object_t *obj = sdb_llist_iter_get_next(iter);
+		assert(obj);
+		cb = SDB_PLUGIN_CB(obj);
+
+		callback = (sdb_plugin_shutdown_cb)cb->cb_callback;
+
+		old_ctx = ctx_set(cb->cb_ctx);
+		if (callback(cb->cb_user_data)) {
+			sdb_log(SDB_LOG_ERR, "core: Failed to shutdown plugin '%s'.",
+					obj->name);
+			++ret;
+		}
+		ctx_set(old_ctx);
+	}
+	sdb_llist_iter_destroy(iter);
+	return ret;
+} /* sdb_plugin_shutdown_all */
+
 int
 sdb_plugin_collector_loop(sdb_plugin_loop_t *loop)
 {
diff --git a/src/include/core/plugin.h b/src/include/core/plugin.h
index 9701d60..e5e222f 100644
--- a/src/include/core/plugin.h
+++ b/src/include/core/plugin.h
@@ -273,6 +273,16 @@ sdb_plugin_reconfigure_finish(void);
 int
 sdb_plugin_init_all(void);
 
+/*
+ * sdb_plugin_shutdown_all:
+ * Shutdown all plugins using their registered "shutdown" function.
+ *
+ * Returns:
+ * The number of failed shutdowns.
+ */
+int
+sdb_plugin_shutdown_all(void);
+
 /*
  * sdb_plugin_collector_loop:
  * Loop until loop->do_loop is false, calling the next collector function on
-- 
2.30.2