From e2a62c3179e855f7e102af8701aff81d6ba3c7e8 Mon Sep 17 00:00:00 2001
From: Peter Reilly <peterreilly@apache.org>
Date: Fri, 12 Dec 2003 09:09:36 +0000
Subject: [PATCH] Fix off-by-one error in concat with fixlastline="yes" PR:
 25464 Obtained from: wang liang

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@275773 13f79535-47bb-0310-9956-ffa450edef68
---
 src/main/org/apache/tools/ant/taskdefs/Concat.java | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/main/org/apache/tools/ant/taskdefs/Concat.java b/src/main/org/apache/tools/ant/taskdefs/Concat.java
index e41e304ce..6ad902f54 100644
--- a/src/main/org/apache/tools/ant/taskdefs/Concat.java
+++ b/src/main/org/apache/tools/ant/taskdefs/Concat.java
@@ -797,7 +797,6 @@ public class Concat extends Task {
                     }
                     continue;
                 }
-
                 int nRead = getReader().read(cbuf, off, len);
                 if (nRead == -1 || nRead == 0) {
                     reader.close();
@@ -816,7 +815,7 @@ public class Concat extends Task {
                             if (i < 0) {
                                 break;
                             }
-                            addLastChar(cbuf[off + i]);
+                            addLastChar(cbuf[off + i - 1]);
                         }
                     }
                     len -= nRead;