X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Ftests%2Fuserprog%2Fclose-twice.c;h=830bccf38be9ddf4df11d4014ac43cc527831206;hb=a43de5270109e60db2284c929a368b083e1ff316;hp=d3f1e57bc5a81f4fc004b2fd3a0261114f18ea53;hpb=615bf3b3d2a8573ed6fb9ddc0055745e163ac999;p=pintos-anon

diff --git a/src/tests/userprog/close-twice.c b/src/tests/userprog/close-twice.c
index d3f1e57..830bccf 100644
--- a/src/tests/userprog/close-twice.c
+++ b/src/tests/userprog/close-twice.c
@@ -1,3 +1,7 @@
+/* Opens a file and then tries to close it twice.  The second
+   close must either fail silently or terminate with exit code
+   -1. */
+
 #include <syscall.h>
 #include "tests/lib.h"
 #include "tests/main.h"