check

早期freebsd实现

#! /bin/csh -f

#
# check <test output> <expected output>
#
# Check to see if test output matches expected output.
# If not, run diff and ask if differences are "ok".  If so,
# install new output as expected output.
#

cmp -s $1 $2
if ($status != 0) then
    diff $1 $2
    echo -n "ok? "
    if ($< != y) then
	exit 1
    endif
    mv $1 $2
endif
exit 0