From 5ac60ad200ce77fca0b6964cd7a7e55d2f9e80e5 Mon Sep 17 00:00:00 2001
From: rouault <rouault@f0d54148-0727-0410-94bb-9a71ac55c965>
Date: Thu, 20 Aug 2015 16:52:14 +0000
Subject: [PATCH] VRT: honour relativeToVRT when using AddBand() to add a
 VRTRawRasterBand (patch by Antonio Valentino,
 https://github.com/OSGeo/gdal/pull/67)

git-svn-id: https://svn.osgeo.org/gdal/trunk/gdal@29691 f0d54148-0727-0410-94bb-9a71ac55c965
---
 frmts/vrt/vrtdataset.cpp | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/frmts/vrt/vrtdataset.cpp b/frmts/vrt/vrtdataset.cpp
index 9a6d940c5e..f02bc4be49 100644
--- a/frmts/vrt/vrtdataset.cpp
+++ b/frmts/vrt/vrtdataset.cpp
@@ -921,10 +921,18 @@ CPLErr VRTDataset::AddBand( GDALDataType eType, char **papszOptions )
         VRTRawRasterBand *poBand = 
             new VRTRawRasterBand( this, GetRasterCount() + 1, eType );
 
-        eErr = 
-            poBand->SetRawLink( pszFilename, NULL, bRelativeToVRT,
-                                nImageOffset, nPixelOffset, nLineOffset, 
+        char* pszVRTPath = CPLStrdup(CPLGetPath(GetDescription()));
+        if EQUAL(pszVRTPath, "")
+        {
+            CPLFree(pszVRTPath);
+            pszVRTPath = NULL;
+        }
+
+        eErr =
+            poBand->SetRawLink( pszFilename, pszVRTPath, bRelativeToVRT,
+                                nImageOffset, nPixelOffset, nLineOffset,
                                 pszByteOrder );
+        CPLFree(pszVRTPath);
         if( eErr != CE_None )
         {
             delete poBand;