#!/bin/csh
#
start:
echo 'First file no: '
set start_x = $<
echo 'Last file no: '
set end_x = $<
echo 'Date (ddmmm): '
set date = $<
echo 'New offsets no: '
set off = $<
set xc = 0
@ xc = ${start_x} - 1
starlink
kappa
loop:
@ xc = ${xc} + 1
if (${xc} > ${end_x}) goto loop2
if (${xc} < 10) then
   set prefix = "000"
else if (${xc} < 100) then
   set prefix = "00"
else if (${xc} < 1000) then
   set prefix = "0"
else
   set prefix = ""
endif
echo 'Setting file '${date}${prefix}${xc}' to NOFFSETS= '${off}
#fitsmod ${date}${prefix}${xc} noffsets u 20 \$C !
fitsmod ${date}${prefix}${xc} edit=U keyword=NOFFSETS position=! value=${off} comment=\$C
goto loop
loop2:
echo 'Finished'