From 9b61eb8b71876fa36cbae6d9c0be78cac22824bc Mon Sep 17 00:00:00 2001
From: juanmpd <45386331+juanmpd@users.noreply.github.com>
Date: Tue, 27 Nov 2018 10:17:02 +0100
Subject: [PATCH] Update Grass7Utils.py

Related to https://issues.qgis.org/issues/20632
This seems to solve this issue, but I don't really know if this change may be introducing some collateral effect.
It should be revised by someone with good knowledge of this piece of code.
---
 python/plugins/processing/algs/grass7/Grass7Utils.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/python/plugins/processing/algs/grass7/Grass7Utils.py b/python/plugins/processing/algs/grass7/Grass7Utils.py
index a3ffdd919d4..f89fdac2ada 100644
--- a/python/plugins/processing/algs/grass7/Grass7Utils.py
+++ b/python/plugins/processing/algs/grass7/Grass7Utils.py
@@ -400,6 +400,11 @@ class Grass7Utils:
         # commands again.
         if not grassOutDone and outputCommands:
             command, grassenv = Grass7Utils.prepareGrassExecution(outputCommands)
+            # For MS-Windows, we need to hide the console window.
+            if isWindows():
+                si = subprocess.STARTUPINFO()
+                si.dwFlags |= subprocess.STARTF_USESHOWWINDOW
+                si.wShowWindow = subprocess.SW_HIDE
             with subprocess.Popen(
                     command,
                     shell=False,