Provide error output if cvs command fails, PR 25645

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@277982 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/taskdefs/cvslib/ChangeLogTask.java

@@ -246,13 +246,15 @@ public class ChangeLogTask extends AbstractCvsTask {
 
             setDest(inputDir);
             setExecuteStreamHandler(handler);
+            try {
             super.execute();
+            } finally {
             final String errors = handler.getErrors();
 
             if (null != errors) {
                 log(errors, Project.MSG_ERR);
             }
-
+            }
             final CVSEntry[] entrySet = parser.getEntrySetAsArray();
             final CVSEntry[] filteredEntrySet = filterEntrySet(entrySet);