From 5d5cc1029ef9d181db23ca3b0053656eda8f73be Mon Sep 17 00:00:00 2001
From: Ralph Lange <ralph.lange@gmx.de>
Date: Wed, 19 Oct 2016 11:57:13 +0200
Subject: [PATCH] gdd: make put() write full array if requested size=0

---
 src/gdd/gdd.cc | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/src/gdd/gdd.cc b/src/gdd/gdd.cc
index 1a84808c6..438986ad1 100644
--- a/src/gdd/gdd.cc
+++ b/src/gdd/gdd.cc
@@ -1355,11 +1355,14 @@ gddStatus gdd::put ( const gdd * dd )
         }
 
         aitUint32 srcAvailSize = srcElemCount - unusedSrcBelow;
-        if ( srcAvailSize > this->getBounds()->size() ) {
-            srcCopySize = this->getBounds()->size();
-        }
-        else {
-            srcCopySize = srcAvailSize;
+        {
+            aitUint32 destSize = this->getBounds()->size();
+            if ( destSize > 0 && srcAvailSize > destSize ) {
+                srcCopySize = destSize;
+            }
+            else {
+                srcCopySize = srcAvailSize;
+            }
         }
 
         if ( dataVoid() == NULL )