From 99b2a871a76199e278aba9e10650cf3b4b8daf1c Mon Sep 17 00:00:00 2001
From: Lioncash <mathew1800@gmail.com>
Date: Thu, 19 Jul 2018 01:27:27 -0400
Subject: [PATCH] file_util: return string by const reference for
 GetExeDirectory()

This disallows modifying the internal string buffer (which shouldn't be
modified anyhow).
---
 src/common/file_util.cpp | 2 +-
 src/common/file_util.h   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/common/file_util.cpp b/src/common/file_util.cpp
index ac32a1fc6..e41f2f01d 100644
--- a/src/common/file_util.cpp
+++ b/src/common/file_util.cpp
@@ -591,7 +591,7 @@ std::string GetBundleDirectory() {
 #endif
 
 #ifdef _WIN32
-std::string& GetExeDirectory() {
+const std::string& GetExeDirectory() {
     static std::string exe_path;
     if (exe_path.empty()) {
         wchar_t wchar_exe_path[2048];
diff --git a/src/common/file_util.h b/src/common/file_util.h
index ef2f5e8db..4ed02f30f 100644
--- a/src/common/file_util.h
+++ b/src/common/file_util.h
@@ -133,7 +133,7 @@ std::string GetBundleDirectory();
 #endif
 
 #ifdef _WIN32
-std::string& GetExeDirectory();
+const std::string& GetExeDirectory();
 std::string AppDataRoamingDirectory();
 #endif