Update docs.

[pintos-anon] / doc / threads.texi

diff --git a/doc/threads.texi b/doc/threads.texi
index 2e779eecb40a613b0203f999120d14ad141fe4db..5aaa7327858924cebbd744266d0c91f923d658f8 100644 (file)
--- a/doc/threads.texi
+++ b/doc/threads.texi
@@ -321,6 +321,10 @@ join works for.  Don't overdo the output volume, please!
 Be careful to program this function correctly.  You will need its
 functionality for project 2.
 
+Once you've implemented @code{thread_join()}, define
+@code{THREAD_JOIN_IMPLEMENTED} in @file{constants.h}.
+@xref{Conditional Compilation}, for more information.
+
 @node Problem 1-3 Priority Scheduling
 @section Problem 1-3: Priority Scheduling