rrdcached, rrdtool plugins: Honor the "DataDir" setting.

[collectd.git] / src / rrdcached.c

diff --git a/src/rrdcached.c b/src/rrdcached.c
index cf23803..a8305e6 100644 (file)
--- a/src/rrdcached.c
+++ b/src/rrdcached.c
@@ -119,6 +119,18 @@ static int value_list_to_filename (char *buffer, size_t buffer_size,
   int status;
   size_t len;
 
+  if (datadir != NULL)
+  {
+    size_t datadir_len = strlen (datadir);
+
+    if (datadir_len >= buffer_size)
+      return (ENOMEM);
+
+    sstrncpy (buffer, datadir, buffer_size);
+    buffer += datadir_len;
+    buffer_size -= datadir_len;
+  }
+
   status = FORMAT_VL (buffer, buffer_size, vl);
   if (status != 0)
     return (status);