X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=build.xml;h=b285cb773c23810979a2abc57a7051a4107ebdc6;hp=421fa969c2f7f253585f438c33afe96a742e2310;hb=a916cff8a0113a532ba9a3091f008fdfbac55528;hpb=878ddf1fc3540a715f63594ed22b6929e881afb4

diff --git a/build.xml b/build.xml
index 421fa969c2..b285cb773c 100644
--- a/build.xml
+++ b/build.xml
@@ -10,27 +10,40 @@ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 -->
 <project name="mdk" default="all" basedir=".">
+  <description>
+This is the highest-level build file.
+It can build all packages or clean up the build products.
+  </description>
   <property environment="env"/>
-  <target name="all">
+  <!-- Note: this is an ordered list. The projects have dependencies between them. -->
+  <filelist
+      id="Pkg.Dirs"
+      dir="."
+      files="Tools,MdePkg,EdkModulePkg,EdkNt32Pkg"/>
+
+  <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">
-      <!-- Note: this is an ordered list. The projects have dependencies between them. -->
-      <filelist dir="."
-        files="
-          Tools/build.xml
-          MdePkg/build.xml
-          EdkModulePkg/build.xml
-          EdkNt32Pkg/build.xml
-          "/>
+      <filelist refid="Pkg.Dirs"/>
     </subant>
   </target>
-  <target name="clean">
+
+  <target name="clean" description="Remove compile and assembly artifacts.">
     <subant target="clean" inheritall="false">
-      <fileset dir="." includes="*/build.xml"/>
+      <filelist refid="Pkg.Dirs"/>
     </subant>
   </target>
-  <target name="distclean">
-    <subant target="distclean" inheritall="false">
-      <fileset dir="." includes="*/build.xml"/>
+
+  <target name="distclean" description="Remove everything not in the distribution.">
+    <subant target="cleanall" inheritall="false">
+      <filelist refid="Pkg.Dirs"/>
     </subant>
   </target>
 </project>