From 36c8227cafb58a97b28aadb12c14218337da9c64 Mon Sep 17 00:00:00 2001
From: Alessandro Portale <alessandro.portale@qt.io>
Date: Fri, 12 May 2017 18:35:18 +0200
Subject: [PATCH] App: (Re-)enable automatic HighDPI scaling for Linux

The original reason for disabling HighDPI scaling on Linux in
7da2b4a3cbaa4cc74468ccd4e7898cc85467b2fc was unhinted fonts for non-
scaled scenario: QTBUG-46435. That issue had been fixed long ago:
0f7bc885aa7ae8cc3c448cc751aba4eba8c1c8b8

HighDPI support on Linux should by now be good enough to give it another
try by default.

Change-Id: I5b74f46310254c2916a2f16a7655d9f096453cc3
Reviewed-by: J-P Nurmi <jpnurmi@qt.io>
Reviewed-by: Marco Benelli <marco.benelli@qt.io>
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
---
 src/app/main.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/app/main.cpp b/src/app/main.cpp
index 97a509757b2..feecacb858f 100644
--- a/src/app/main.cpp
+++ b/src/app/main.cpp
@@ -161,7 +161,7 @@ static const char *setHighDpiEnvironmentVariable()
 {
     const char* envVarName = 0;
     static const char ENV_VAR_QT_DEVICE_PIXEL_RATIO[] = "QT_DEVICE_PIXEL_RATIO";
-    if (Utils::HostOsInfo().isWindowsHost()
+    if (!Utils::HostOsInfo().isMacHost()
             && !qEnvironmentVariableIsSet(ENV_VAR_QT_DEVICE_PIXEL_RATIO) // legacy in 5.6, but still functional
             && !qEnvironmentVariableIsSet("QT_AUTO_SCREEN_SCALE_FACTOR")
             && !qEnvironmentVariableIsSet("QT_SCALE_FACTOR")
-- 
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