addeded documentation for json

git-svn-id: svn://svn.oetiker.ch/rrdtool/trunk@2253 a5681a0c-68f1-0310-ab6d-d61299d08faa

diff --git a/program/doc/rrdxport.pod b/program/doc/rrdxport.pod
index d7e6bb34616e9a4c76a75e0b168136e0f76adf04..bf9fd529bde53da81173fabf4e007caa34f77abd 100644 (file)
--- a/program/doc/rrdxport.pod
+++ b/program/doc/rrdxport.pod
@@ -9,6 +9,7 @@ S<[B<-s>|B<--start> I<seconds>]>
 S<[B<-e>|B<--end> I<seconds>]>
 S<[B<-m>|B<--maxrows> I<rows>]>
 S<[B<--step> I<value>]>
+S<[B<--json>]>
 S<[B<--daemon> I<address>]>
 S<[B<DEF:>I<vname>B<=>I<rrd>B<:>I<ds-name>B<:>I<CF>]>
 S<[B<CDEF:>I<vname>B<=>I<rpn-expression>]>
@@ -58,6 +59,10 @@ For a list of accepted formats, see the B<-l> option in the L<rrdcached> manual.
 
   rrdtool xport --daemon unix:/var/run/rrdcached.sock ...
 
+=item B<--json>
+
+produce json formated output (instead of xml)
+
 =item B<--enumds>
 
 The generated xml should contain the data values in enumerated tags.