From bd7331cb3358087d9d3f787d39ce7aff5335d8c5 Mon Sep 17 00:00:00 2001
From: Marc Mutz <marc.mutz@kdab.com>
Date: Tue, 7 Aug 2012 00:13:44 +0200
Subject: [PATCH] QtGui: collapse two qgetenv() on the same variable

Store the result in a temporary QByteArray and continue
working with that one.

Change-Id: I24bc243f0f3dfb37d840faf7592b3383bd37c7e2
Reviewed-by: Stephen Kelly <stephen.kelly@kdab.com>
Reviewed-by: Gunnar Sletta <gunnar.sletta@nokia.com>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
---
 src/gui/text/qfontengine_ft.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/gui/text/qfontengine_ft.cpp b/src/gui/text/qfontengine_ft.cpp
index adcd273f22d..af0a510980d 100644
--- a/src/gui/text/qfontengine_ft.cpp
+++ b/src/gui/text/qfontengine_ft.cpp
@@ -636,7 +636,8 @@ QFontEngineFT::QFontEngineFT(const QFontDef &fd)
 #endif
     defaultFormat = Format_None;
     embeddedbitmap = false;
-    cacheEnabled = qgetenv("QT_NO_FT_CACHE").isEmpty() || qgetenv("QT_NO_FT_CACHE").toInt() == 0;
+    const QByteArray env = qgetenv("QT_NO_FT_CACHE");
+    cacheEnabled = env.isEmpty() || env.toInt() == 0;
     m_subPixelPositionCount = 4;
 }