X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=program%2Fsrc%2Frrd_xport.c;h=b2afd1cb25fa0db3c7218e3401d249de6c8b376c;hb=74dd82adcc9b78162fed30100fad38c54a35036e;hp=4457b60f9478dbe13159137b3ec7b50ddd3baf0d;hpb=624c179153ca5878269ea9eaa79516832bbf20b1;p=rrdtool-all.git

diff --git a/program/src/rrd_xport.c b/program/src/rrd_xport.c
index 4457b60f..b2afd1cb 100644
--- a/program/src/rrd_xport.c
+++ b/program/src/rrd_xport.c
@@ -382,6 +382,18 @@ int rrd_graph_xport(image_desc_t *im) {
   rrd_value_t *data=NULL;
   /* initialize buffer */
   stringbuffer_t buffer={0,0,NULL,NULL}; 
+
+  /* check if we have a supported ggraph format */
+  switch (im->graph_type) {
+    /* allow the following to pass */
+  case GTYPE_TIME:
+  case GTYPE_XY:
+    break;
+  default:
+    rrd_set_error("Not supported graph type");
+    return -1;
+  }
+
   /* if we write a file, then open it */
   if (strlen(im->graphfile)) {
     buffer.file=fopen(im->graphfile,"w");