From 81ef17197da22dc9c3923572408bc45a194ee97d Mon Sep 17 00:00:00 2001
From: Radim Blazek <radim.blazek@gmail.com>
Date: Fri, 29 May 2015 20:45:37 +0200
Subject: [PATCH] [GRASS] non blocking raster import stream on win

---
 src/providers/grass/qgis.r.in.cpp      | 4 +++-
 src/providers/grass/qgsgrassimport.cpp | 2 ++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/providers/grass/qgis.r.in.cpp b/src/providers/grass/qgis.r.in.cpp
index 94dfb7257ad..16b8ea2955c 100644
--- a/src/providers/grass/qgis.r.in.cpp
+++ b/src/providers/grass/qgis.r.in.cpp
@@ -66,7 +66,7 @@ extern "C"
 // http://lists.qt-project.org/pipermail/interest/2012-May/002110.html
 // http://lists.qt-project.org/pipermail/interest/2012-May/002117.html
 // TODO: This is just test if it works on Windows
-QByteArray readData( QFile & file, quint32 size )
+QByteArray readData( QFile & file, qint32 size )
 {
   QByteArray byteArray;
   forever
@@ -233,8 +233,10 @@ int main( int argc, char **argv )
     }
     G_put_raster_row( cf, buf, grass_type );
 
+#ifndef Q_OS_WIN
     stdoutStream << ( bool )true; // row written
     stdoutFile.flush();
+#endif
   }
   //G_fatal_error( "%s", msg.toAscii().data() );
 
diff --git a/src/providers/grass/qgsgrassimport.cpp b/src/providers/grass/qgsgrassimport.cpp
index 22b49f27bbe..cb3433c76b1 100644
--- a/src/providers/grass/qgsgrassimport.cpp
+++ b/src/providers/grass/qgsgrassimport.cpp
@@ -264,10 +264,12 @@ bool QgsGrassRasterImport::import()
         outStream << false; // not canceled
         outStream << byteArray;
 
+#ifndef Q_OS_WIN
         // wait until the row is written to allow quick cancel (don't send data to buffer)
         process->waitForReadyRead();
         bool result;
         outStream >> result;
+#endif
       }
       delete block;
       if ( isCanceled() )