AT_BANNER([output drivers])

m4_define([OUTPUT_UNWRITABLE_DIR],
  [AT_SETUP([output $1 to unwritable directory])
   mkdir unwritable
   chmod u-w unwritable
   AT_SKIP_IF([: > unwritable/test])
   AT_DATA([unwritable.sps], [dnl
data list /x 1.
begin data.
1
2
3
end data.
frequencies x/histogram.
])
   dnl PSPP will fail to create the output file.  Thus, the exit status is 
   dnl non zero
   AT_CHECK([cd unwritable && pspp -o pspp.$1 ../unwritable.sps], [1],
            [ignore], [ignore])
   AT_CLEANUP])

OUTPUT_UNWRITABLE_DIR([csv])
OUTPUT_UNWRITABLE_DIR([html])
OUTPUT_UNWRITABLE_DIR([odt])
OUTPUT_UNWRITABLE_DIR([pdf])
OUTPUT_UNWRITABLE_DIR([txt])