X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=grading%2Flib%2FPintos%2FGrading.pm;h=7e5ec67fb008f7fc5ad06353b1f2c9ae574eb98f;hb=6ebebc408e12133c4130923081c40bbfbdd281d4;hp=36599a0afbdd9957374843f0d50ee314d629a52c;hpb=0c9836a6422fe07c539bd0f08965011a7b164b0e;p=pintos-anon

diff --git a/grading/lib/Pintos/Grading.pm b/grading/lib/Pintos/Grading.pm
index 36599a0..7e5ec67 100644
--- a/grading/lib/Pintos/Grading.pm
+++ b/grading/lib/Pintos/Grading.pm
@@ -16,6 +16,11 @@ use POSIX;
 use Getopt::Long qw(:config no_ignore_case);
 use Algorithm::Diff;
 
+# We execute lots of subprocesses.
+# Without this, our stdout output can get flushed multiple times,
+# which is harmless but looks bizarre.
+$| = 1;
+
 sub parse_cmd_line {
     my ($do_regex, $no_regex);
     GetOptions ("v|verbose+" => \$verbose,
@@ -827,5 +832,12 @@ sub file_contains {
     close (FILE);
     return $equal;
 }
+
+sub success {
+    for my $test (@TESTS) {
+	return 1 if !defined ($result{$test}) || $result{$test} ne 'ok';
+    }
+    return 0;
+}
 
 1;