a new command-line parameter, --week-fmt, by which I can translate the word "week...

[rrdtool-all.git] / program / doc / rrdgraph.pod

diff --git a/program/doc/rrdgraph.pod b/program/doc/rrdgraph.pod
index ca3c12840245fc8fd248bcba06b7962fc39da07b..71a1e1dde1236d1512d7a7533aa42e69c9d50f08 100644 (file)
--- a/program/doc/rrdgraph.pod
+++ b/program/doc/rrdgraph.pod
@@ -193,6 +193,11 @@ This places grid lines every 8 hours, major grid lines and labels
 each day. The labels are placed exactly between two major grid lines
 as they specify the complete day and not just midnight.
 
 each day. The labels are placed exactly between two major grid lines
 as they specify the complete day and not just midnight.
 

+[B<--week-fmt> I<strftime format string>]
+
+By default rrdtool uses "Week %V" to render the week number. With this option
+you can define your own format, without completely overriding the xaxis format.
+

 =head2 Y-Axis
 
 [B<-y>|B<--y-grid> I<grid step>B<:>I<label factor>]
 =head2 Y-Axis
 
 [B<-y>|B<--y-grid> I<grid step>B<:>I<label factor>]


@@ -485,8 +490,9 @@ B<CDEF:>I<vname>B<=>I<RPN expression>
 
 B<VDEF:>I<vname>B<=>I<RPN expression>
 
 
 B<VDEF:>I<vname>B<=>I<RPN expression>
 

-You need at least one B<DEF> statement to generate anything. The
-other statements are useful but optional.
+You need at least one B<DEF> and one B<LINE>, B<AREA>, B<GPRINT>, B<PRINT>
+statement to generate anything useful.
+

 See L<rrdgraph_data> and L<rrdgraph_rpn> for the exact format.
 
 NOTE: B<Graph and print elements>
 See L<rrdgraph_data> and L<rrdgraph_rpn> for the exact format.
 
 NOTE: B<Graph and print elements>