[DOC PATCH] ext/threads/shared/shared.pm

[p5sagit/p5-mst-13.2.git] / ext / threads / shared / shared.pm

diff --git a/ext/threads/shared/shared.pm b/ext/threads/shared/shared.pm
index d7fe1dc..c799889 100644 (file)
--- a/ext/threads/shared/shared.pm
+++ b/ext/threads/shared/shared.pm
@@ -74,6 +74,11 @@ win32). It is used together with the threads module.
 
 C<share>, C<lock>, C<cond_wait>, C<cond_signal>, C<cond_broadcast>
 
+Note that if this module is imported when C<threads> has not yet been
+loaded, then these functions all become no-ops. This makes it possible to
+write modules that will work in both threaded and non-threaded
+environments.
+
 =head1 FUNCTIONS
 
 =over 4