X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=doc%2Frrdgraph.pod;h=71a1e1dde1236d1512d7a7533aa42e69c9d50f08;hb=9da3f4059b2daf265ebdd1e080f7ddf0d8e86f85;hp=fbc217be378e2768a49d16d2307a4408b2355895;hpb=583f6f5af38d7dc1892ef627713abca25e303cd2;p=rrdtool.git

diff --git a/doc/rrdgraph.pod b/doc/rrdgraph.pod
index fbc217b..71a1e1d 100644
--- a/doc/rrdgraph.pod
+++ b/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.
 
+[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>]
@@ -263,7 +268,7 @@ for the right axis.
 
 By default the format of the axis labels gets determined automatically. If
 you want to do this your self, use this option with the same %lf arguments
-you know from the PRING and GPRINT commands.
+you know from the PRINT and GPRINT commands.
 
 =head2 Legend
 
@@ -485,8 +490,9 @@ B<CDEF:>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>