Add explanatory comments to userprog tests.

[pintos-anon] / src / tests / userprog / child-rox.c

diff --git a/src/tests/userprog/child-rox.c b/src/tests/userprog/child-rox.c
index fdff97b2410021a1ea30b1b59992901a2769e032..aba808bde2b52dde3b559d31fd3e9e75771140da 100644 (file)
--- a/src/tests/userprog/child-rox.c
+++ b/src/tests/userprog/child-rox.c
@@ -1,3 +1,9 @@
+/* Child process run by rox-child and rox-multichild tests.
+   Opens and tries to write to its own executable, verifying that
+   that is disallowed.
+   Then recursively executes itself to the depth indicated by the
+   first command-line argument. */
+
 #include <ctype.h>
 #include <stdio.h>
 #include <stdlib.h>