X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Ftests%2Fuserprog%2Fclose-twice.c;h=830bccf38be9ddf4df11d4014ac43cc527831206;hb=86a6823c27924913dcfa9af788d16491e0c1546c;hp=d3f1e57bc5a81f4fc004b2fd3a0261114f18ea53;hpb=4ebf33908a571a7cde93fe618902b044e3633cdf;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"