src/plugin.c: plugin_log: Print to stderr if no log plugin has been loaded.

[collectd.git] / src / plugin.c

diff --git a/src/plugin.c b/src/plugin.c
index 70e0c0f..24e5e01 100644 (file)
--- a/src/plugin.c
+++ b/src/plugin.c
@@ -888,6 +888,14 @@ int plugin_unregister_read (const char *name) /* {{{ */
        }
 
        le = llist_search (read_list, name);
+       if (le == NULL)
+       {
+               pthread_mutex_unlock (&read_lock);
+               WARNING ("plugin_unregister_read: No such read function: %s",
+                               name);
+               return (-ENOENT);
+       }
+
        llist_remove (read_list, le);
 
        rf = le->value;
@@ -1416,7 +1424,12 @@ void plugin_log (int level, const char *format, ...)
        llentry_t *le;
 
        if (list_log == NULL)
+       {
+               va_start (ap, format);
+               vfprintf (stderr, format, ap);
+               va_end (ap);
                return;
+       }
 
 #if !COLLECT_DEBUG
        if (level >= LOG_DEBUG)