From b746c0b7279d1f5b4bcfd02c115b09d583e9df4f Mon Sep 17 00:00:00 2001
From: Nadia Holmquist Pedersen <nadia@nhp.sh>
Date: Wed, 6 May 2020 03:53:05 +0200
Subject: Only initially open files as writable if they actually should be.

---
 src/frontend/qt_sdl/Platform.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/frontend/qt_sdl/Platform.cpp b/src/frontend/qt_sdl/Platform.cpp
index 7ce70ab..125e7ea 100644
--- a/src/frontend/qt_sdl/Platform.cpp
+++ b/src/frontend/qt_sdl/Platform.cpp
@@ -85,7 +85,9 @@ FILE* OpenFile(const char* path, const char* mode, bool mustexist)
 		return nullptr;
 	}
 
-	f.open(QIODevice::ReadWrite);
+	QIODevice::OpenMode qmode = mode[0] == 'w' ? QIODevice::ReadWrite : QIODevice::ReadOnly;
+
+	f.open(qmode);
 	FILE* file = fdopen(dup(f.handle()), mode);
 	f.close();
 
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