misc fixed and TREND and reduce functionality by

[rrdtool.git] / src / rrd_xport.c

diff --git a/src/rrd_xport.c b/src/rrd_xport.c
index 95bf35b..3ba1b52 100644 (file)
--- a/src/rrd_xport.c
+++ b/src/rrd_xport.c
@@ -116,7 +116,8 @@ rrd_xport(int argc, char **argv, int *xsize,
     
     im.start = start_tmp;
     im.end = end_tmp;
-
+    im.step = max((long)im.step, (im.end-im.start)/im.xsize);
+    
     rrd_graph_script(argc,argv,&im,0);
     if (rrd_test_error()) {
        im_free(&im);