sub run_test {
# Change constants.h if necessary.
my ($defines) = $test ne 'mlfqs-on' ? "" : "#define MLFQS 1\n";
+ $defines .= "#define THREAD_JOIN_IMPLEMENTED 1\n";
if ($defines ne snarf ("pintos/src/constants.h")) {
open (CONSTANTS, ">pintos/src/constants.h");
print CONSTANTS $defines;