Load optional components only when their build directory is present.

Non-recursive super-project checkout still has empty directory for
all components.

1 files changed, 2 insertions, 2 deletions

diff --git a/Jamroot b/Jamroot
index 9250854702..7c49113515 100644
--- a/Jamroot
+++ b/Jamroot
@@ -248,12 +248,12 @@ for local l in $(all-libraries)
     use-project /boost/$(l) : libs/$(l)/build ;
 }
 
-if [ path.exists $(BOOST_ROOT)/tools/inspect ]
+if [ path.exists $(BOOST_ROOT)/tools/inspect/build ]
 {
     use-project /boost/tools/inspect : tools/inspect/build ;
 }
 
-if [ path.exists $(BOOST_ROOT)/libs/wave/tool ]
+if [ path.exists $(BOOST_ROOT)/libs/wave/tool/build ]
 {
     use-project /boost/libs/wave/tool : libs/wave/tool/build ;
 }