1 files changed, 9 insertions, 1 deletions

diff --git a/build.xml b/build.xml
index 8dc6f61294..b285cb773c 100644
--- a/build.xml
+++ b/build.xml
@@ -21,7 +21,15 @@ It can build all packages or clean up the build products.
       dir="."

       files="Tools,MdePkg,EdkModulePkg,EdkNt32Pkg"/>

 

-  <target name="all" description="Build all packages.">

+  <target name="all" description="Issue a warning.">

+    <echo>

+Top-level builds may not be functional.

+Please build each package individually from its own directory.

+If you would like to try anyway, type

+ant All

+    </echo>

+  </target>

+  <target name="All" description="Build all packages.">

     <subant target="" inheritall="false">

       <filelist refid="Pkg.Dirs"/>

     </subant>