Actually set the exception on task level messages

PR:	2942


git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@269439 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/Main.java

@@ -458,7 +458,7 @@ public class Main {
                 System.setErr(err);
             }
             if (projectHelp) {
-                    printTargets(project);
+                printTargets(project);
             }
         }
         catch(RuntimeException exc) {

src/main/org/apache/tools/ant/Project.java

@@ -1099,6 +1099,7 @@ public class Project {
         System.out.flush();
         System.err.flush();
         BuildEvent event = new BuildEvent(task);
+        event.setException(exception);
         for (int i = 0; i < listeners.size(); i++) {
             BuildListener listener = (BuildListener) listeners.elementAt(i);
             listener.taskFinished(event);

src/main/org/apache/tools/ant/ProjectHelper.java

@@ -703,7 +703,7 @@ public class ProjectHelper {
      *
      * @param value the string to be scanned for property references.
      */
-    public static String replaceProperties(Project project, String value, Hashtable keys)
+     public static String replaceProperties(Project project, String value, Hashtable keys)
             throws BuildException {
         if (value == null) {
             return null;