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plotting data in a separate directory



Hi, 
I have some data in different directory that I want to include into my
plot, but ferret crashes on me... minimized example follows:

/avle@tindved: > cat data/test2.data 
1 35.1 12.1
2 35.2 12.2
3 35.3 12.3
4 35.4 12.4
/avle@tindved: > cat data/test2-grid.data 
1 1
2 1
1 2
2 2
/avle@tindved: > ferret
appending ferret path
        NOAA/PMEL TMAP
        FERRET v5.53  
        Linux(g77) 2.4.x - 09/26/03
        31-Mar-04 09:39     

yes? go plot
define symbol DIR=data
define symbol LABEL=test2
 
define axis/x=1:2:1 xaxis
define axis/y=1:2:1 yaxis
define grid/x=xaxis/y=yaxis grid1
 
define symbol RESULTS=($DIR)\/($LABEL).data
 !-> define symbol RESULTS=data/test2.data
define symbol VGRID=($DIR)\/($LABEL)-grid.data
 !-> define symbol VGRID=data/test2-grid.data
 
file/var=xcoo,zcoo/grid=grid1 ($VGRID)
 !-> SET DATA/EZ/var=xcoo,zcoo/grid=grid1 data/test2-grid.data
 
let xg=xcoo[d=($VGRID)]
 !-> DEFINE VARIABLE xg=xcoo[d=data/test2-grid.data]
let zg=zcoo[d=($VGRID)]
 !-> DEFINE VARIABLE zg=zcoo[d=data/test2-grid.data]
 
file/var=dill,sal,temp/grid=grid1 ($RESULTS)
 !-> SET DATA/EZ/var=dill,sal,temp/grid=grid1 data/test2.data
 
shade dill,xg,yg
fmt: end of file
apparent state: unit 62 named ./data
last format: (A)
lately reading sequential formatted external IO
Aborted
/avle@tindved: > 


I also tried setting the full path to the grid like
  define VGRID="($DIR)/($LABEL)-grid.data"
but then ferret will not find the dataset because the RESULTS symbol
has a double set of "

is there a way to work around this problem?

Helge


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