- return -1; /* let plugin_write do the complaining */
- else
- return ds->ds[0].type; /* XXX support ds->ds_len > 1 */
+ {
+ static char type[DATA_MAX_NAME_LEN] = "!!!invalid!!!";
+
+ assert (key->type != NULL);
+ if (strcmp (type, key->type) != 0)
+ {
+ ERROR ("curl_json plugin: Unable to look up DS type \"%s\".",
+ key->type);
+ sstrncpy (type, key->type, sizeof (type));
+ }
+
+ return -1;
+ }
+ else if (ds->ds_num > 1)
+ {
+ static c_complain_t complaint = C_COMPLAIN_INIT_STATIC;
+
+ c_complain_once (LOG_WARNING, &complaint,
+ "curl_json plugin: The type \"%s\" has more than one data source. "
+ "This is currently not supported. I will return the type of the "
+ "first data source, but this will likely lead to problems later on.",
+ key->type);
+ }
+
+ return ds->ds[0].type;