/
grade.sh
285 lines (249 loc) · 5.9 KB
/
grade.sh
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#!/bin/sh
verbose=false
if [ "x$1" = "x-v" ]
then
verbose=true
out=/dev/stdout
err=/dev/stderr
else
out=/dev/null
err=/dev/null
fi
pts=5
timeout=30
preservefs=n
echo_n () {
# suns can't echo -n, and Mac OS X can't echo "x\c"
# assume argument has no doublequotes
awk 'BEGIN { printf("'"$*"'"); }' </dev/null
}
runbochs () {
# Find the address of the kernel readline function,
# which the kernel monitor uses to read commands interactively.
brkaddr=`grep 'readline$' obj/kern/kernel.sym | sed -e's/ .*$//g'`
#echo "brkaddr $brkaddr"
# Run Bochs, setting a breakpoint at readline(),
# and feeding in appropriate commands to run, then quit.
t0=`date +%s.%N 2>/dev/null`
(
# The sleeps are necessary in some Bochs to
# make it parse each line separately. Sleeping
# here sure beats waiting for the timeout.
echo vbreak 0x8:0x$brkaddr
sleep .5
echo c
# EOF will do just fine to quit.
) | (
ulimit -t $timeout
# date
bochs -q 'display_library: nogui' \
'parport1: enabled=1, file="bochs.out"'
# date
) >$out 2>$err
t1=`date +%s.%N 2>/dev/null`
time=`echo "scale=1; ($t1-$t0)/1" | sed 's/.N/.0/g' | bc 2>/dev/null`
time="(${time}s)"
}
# Usage: runtest <tagname> <defs> <strings...>
runtest () {
perl -e "print '$1: '"
rm -f obj/kern/init.o obj/kern/kernel obj/kern/bochs.img
[ "$preservefs" = y ] || rm -f obj/fs/fs.img
if $verbose
then
echo "gmake $2... "
fi
gmake $2 >$out
if [ $? -ne 0 ]
then
echo gmake $2 failed
exit 1
fi
runbochs
if [ ! -s bochs.out ]
then
echo 'no bochs.out'
else
shift
shift
continuetest "$@"
fi
}
quicktest () {
perl -e "print '$1: '"
shift
continuetest "$@"
}
stubtest () {
perl -e "print qq|$1: OK $2\n|";
shift
score=`expr $pts + $score`
}
continuetest () {
okay=yes
not=false
for i
do
if [ "x$i" = "x!" ]
then
not=true
elif $not
then
if egrep "^$i\$" bochs.out >/dev/null
then
echo "got unexpected line '$i'"
if $verbose
then
exit 1
fi
okay=no
fi
not=false
else
egrep "^$i\$" bochs.out >/dev/null
if [ $? -ne 0 ]
then
echo "missing '$i'"
if $verbose
then
exit 1
fi
okay=no
fi
not=false
fi
done
if [ "$okay" = "yes" ]
then
score=`expr $pts + $score`
echo OK $time
else
echo WRONG $time
fi
}
# Usage: runtest1 [-tag <tagname>] <progname> [-Ddef...] STRINGS...
runtest1 () {
if [ $1 = -tag ]
then
shift
tag=$1
prog=$2
shift
shift
else
tag=$1
prog=$1
shift
fi
runtest1_defs=
while expr "x$1" : 'x-D.*' >/dev/null; do
runtest1_defs="DEFS+='$1' $runtest1_defs"
shift
done
runtest "$tag" "DEFS='-DTEST=_binary_obj_user_${prog}_start' DEFS+='-DTESTSIZE=_binary_obj_user_${prog}_size' $runtest1_defs" "$@"
}
score=0
timeout=10
runtest1 dumbfork \
'.00000000. new env 00001000' \
'.00000000. new env 00001001' \
'0: I am the parent!' \
'9: I am the parent!' \
'0: I am the child!' \
'9: I am the child!' \
'19: I am the child!' \
'.00001001. exiting gracefully' \
'.00001001. free env 00001001' \
'.00001002. exiting gracefully' \
'.00001002. free env 00001002'
echo PART A SCORE: $score/5
runtest1 faultread \
! 'I read ........ from location 0!' \
'.00001001. user fault va 00000000 ip 008.....' \
'TRAP frame at 0xf.......' \
' trap 0x0000000e Page Fault' \
' err 0x00000004' \
'.00001001. free env 00001001'
runtest1 faultwrite \
'.00001001. user fault va 00000000 ip 008.....' \
'TRAP frame at 0xf.......' \
' trap 0x0000000e Page Fault' \
' err 0x00000006' \
'.00001001. free env 00001001'
runtest1 faultdie \
'i faulted at va deadbeef, err 6' \
'.00001001. exiting gracefully' \
'.00001001. free env 00001001'
runtest1 faultalloc \
'fault deadbeef' \
'this string was faulted in at deadbeef' \
'fault cafebffe' \
'fault cafec000' \
'this string was faulted in at cafebffe' \
'.00001001. exiting gracefully' \
'.00001001. free env 00001001'
runtest1 faultallocbad \
'.00001001. user_mem_check assertion failure for va deadbeef' \
'.00001001. free env 00001001'
runtest1 faultnostack \
'.00001001. user_mem_check assertion failure for va eebfff..' \
'.00001001. free env 00001001'
runtest1 faultbadhandler \
'.00001001. user_mem_check assertion failure for va (deadb|eebfe)...' \
'.00001001. free env 00001001'
runtest1 faultevilhandler \
'.00001001. user_mem_check assertion failure for va (f0100|eebfe)...' \
'.00001001. free env 00001001'
runtest1 forktree \
'....: I am .0.' \
'....: I am .1.' \
'....: I am .000.' \
'....: I am .100.' \
'....: I am .110.' \
'....: I am .111.' \
'....: I am .011.' \
'....: I am .001.' \
'.00001001. exiting gracefully' \
'.00001002. exiting gracefully' \
'.0000200.. exiting gracefully' \
'.0000200.. free env 0000200.'
echo PART B SCORE: $score/50
runtest1 spin \
'.00000000. new env 00001000' \
'.00000000. new env 00001001' \
'I am the parent. Forking the child...' \
'.00001001. new env 00001002' \
'I am the parent. Running the child...' \
'I am the child. Spinning...' \
'I am the parent. Killing the child...' \
'.00001001. destroying 00001002' \
'.00001001. free env 00001002' \
'.00001001. exiting gracefully' \
'.00001001. free env 00001001'
runtest1 pingpong \
'.00000000. new env 00001000' \
'.00000000. new env 00001001' \
'.00001001. new env 00001002' \
'send 0 from 1001 to 1002' \
'1002 got 0 from 1001' \
'1001 got 1 from 1002' \
'1002 got 8 from 1001' \
'1001 got 9 from 1002' \
'1002 got 10 from 1001' \
'.00001001. exiting gracefully' \
'.00001001. free env 00001001' \
'.00001002. exiting gracefully' \
'.00001002. free env 00001002' \
runtest1 primes \
'.00000000. new env 00001000' \
'.00000000. new env 00001001' \
'.00001001. new env 00001002' \
'2 .00001002. new env 00001003' \
'3 .00001003. new env 00001004' \
'5 .00001004. new env 00001005' \
'7 .00001005. new env 00001006' \
'11 .00001006. new env 00001007'
echo PART C SCORE: $score/65
if [ $score -lt 65 ]; then
exit 1
fi