needs to set POM file in full path since we can't rely on the current directory.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@2778 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/maven/MavenBuild.java

@@ -206,6 +206,7 @@ public class MavenBuild extends AbstractBuild<MavenModule,MavenBuild> {
 
             ArgumentListBuilder margs = new ArgumentListBuilder();
             margs.add("-N");
+            margs.add("-f",getParent().getModuleRoot().child("pom.xml").getRemote());
             margs.addTokenized(getProject().getGoals());
 
             boolean normalExit = false;
@@ -227,7 +228,7 @@ public class MavenBuild extends AbstractBuild<MavenModule,MavenBuild> {
          */
         public Channel newProcess(BuildListener listener, OutputStream out) throws IOException, InterruptedException {
             return launcher.launchChannel(buildMavenCmdLine(listener).toCommandArray(),
-                out, getProject().getModuleRoot());
+                out, getProject().getParent().getModuleRoot());
         }
 
         /**