From f23402dacdf32549d3b13384af7a8a7c097ff420 Mon Sep 17 00:00:00 2001
From: Tiger Wang <ziwei.tiger@outlook.com>
Date: Tue, 18 Aug 2020 23:36:05 +0100
Subject: Add FileStream wrapper

---
 src/OSSupport/File.cpp | 27 ++++++++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)

(limited to 'src/OSSupport/File.cpp')

diff --git a/src/OSSupport/File.cpp b/src/OSSupport/File.cpp
index f860c37ca..113acc3a5 100644
--- a/src/OSSupport/File.cpp
+++ b/src/OSSupport/File.cpp
@@ -6,7 +6,6 @@
 #include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules
 
 #include "File.h"
-#include <fstream>
 #include <sys/stat.h>
 #ifdef _WIN32
 	#include <share.h>  // for _SH_DENYWRITE
@@ -710,3 +709,29 @@ void cFile::Flush(void)
 {
 	fflush(m_File);
 }
+
+
+
+
+
+template <class StreamType>
+FileStream<StreamType>::FileStream(const std::string & Path) :
+	StreamType()
+{
+	// Except on failbit, which is what open sets on failure:
+	FileStream::exceptions(FileStream::failbit | FileStream::badbit);
+
+	// Open the file:
+	FileStream::open(Path);
+
+	// Only subsequently except on serious errors, and not on conditions like EOF or malformed input:
+	FileStream::exceptions(FileStream::badbit);
+}
+
+
+
+
+
+// Instantiate the templated wrapper for input and output:
+template class FileStream<std::ifstream>;
+template class FileStream<std::ofstream>;
-- 
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