New special value COUNT which allows calculations based on the position of a

[rrdtool.git] / doc / rrdgraph-old.pod

diff --git a/doc/rrdgraph-old.pod b/doc/rrdgraph-old.pod
index eb0456f..ef730c4 100644 (file)
--- a/doc/rrdgraph-old.pod
+++ b/doc/rrdgraph-old.pod
@@ -11,10 +11,10 @@ S<[B<-s>|B<--start> I<seconds>]>
 S<[B<-e>|B<--end> I<seconds>]>
 S<[B<-x>|B<--x-grid> I<x-axis grid and label>]>
 S<[B<-y>|B<--y-grid> I<y-axis grid and label>]>
 S<[B<-e>|B<--end> I<seconds>]>
 S<[B<-x>|B<--x-grid> I<x-axis grid and label>]>
 S<[B<-y>|B<--y-grid> I<y-axis grid and label>]>

-S<[B<--alt-y-grid>]>
-S<[B<--alt-autoscale>]>
-S<[B<--alt-autoscale-max>]>
-S<[B<--units-exponent>]> I<value>]>
+S<[B<-Y>|B<--alt-y-grid>]>
+S<[B<-A>|B<--alt-autoscale>]>
+S<[B<-M>|B<--alt-autoscale-max>]>
+S<[B<-X>|B<--units-exponent>]> I<value>]>

 S<[B<-v>|B<--vertical-label> I<text>]>
 S<[B<-w>|B<--width> I<pixels>]>
 S<[B<-h>|B<--height> I<pixels>]> 
 S<[B<-v>|B<--vertical-label> I<text>]>
 S<[B<-w>|B<--width> I<pixels>]>
 S<[B<-h>|B<--height> I<pixels>]> 


@@ -27,7 +27,7 @@ S<[B<-u>|B<--upper-limit> I<value>]>
 S<[B<-l>|B<--lower-limit> I<value>]>
 S<[B<-g>|B<--no-legend>]>
 S<[B<-r>|B<--rigid>]>
 S<[B<-l>|B<--lower-limit> I<value>]>
 S<[B<-g>|B<--no-legend>]>
 S<[B<-r>|B<--rigid>]>

-S<[B<--step> I<value>]>
+S<[B<-S>|B<--step> I<value>]>

 S<[B<-b>|B<--base> I<value>]>
 S<[B<-c>|B<--color> I<COLORTAG>B<#>I<rrggbb>]>
 S<[B<-t>|B<--title> I<title>]>
 S<[B<-b>|B<--base> I<value>]>
 S<[B<-c>|B<--color> I<COLORTAG>B<#>I<rrggbb>]>
 S<[B<-t>|B<--title> I<title>]>


@@ -360,6 +360,13 @@ Push I<*UNKNOWN*> if its at the first value of a data set or otherwise
 the value of this CDEF at the previous time step. This allows you to
 perform calculations across the data.
 
 the value of this CDEF at the previous time step. This allows you to
 perform calculations across the data.
 

+=item COUNT
+
+Pushes the number 1 if it is at the first value of the data set, the 
+number 2 if it is at the second, and so on. This special value, allows 
+you to make calculations based on the position of the value within 
+the data set.
+

 =item INF, NEGINF
 
 Push a positive or negative infinite (oo) value onto the stack. When
 =item INF, NEGINF
 
 Push a positive or negative infinite (oo) value onto the stack. When