From ada7029481ddf9e4d001b191e86d712e9d8839f7 Mon Sep 17 00:00:00 2001
From: David Hirvonen <dhirvonen@elucideye.com>
Date: Wed, 10 Apr 2019 16:57:01 -0400
Subject: [PATCH] avoid std::string creation from null (#58)

* avoid string assignment from null pointer

* bump to v0.3.10
---
 CMakeLists.txt              | 2 +-
 ogles_gpgpu/common/core.cpp | 6 +++++-
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 87bc305..0f668b4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -14,7 +14,7 @@ HunterGate(
   LOCAL
   )
 
-project(ogles_gpgpu VERSION 0.3.9)
+project(ogles_gpgpu VERSION 0.3.10)
 
 # !!! Make sure option OGLES_GPGPU_OPENG_ES3 occurs prior to the first
 # hunter_add_package() call.  This will allow us to modify settings
diff --git a/ogles_gpgpu/common/core.cpp b/ogles_gpgpu/common/core.cpp
index 11a14ca..1cacf33 100644
--- a/ogles_gpgpu/common/core.cpp
+++ b/ogles_gpgpu/common/core.cpp
@@ -361,7 +361,11 @@ void Core::getOutputData(unsigned char* buf) {
 void Core::checkGLExtensions() {
 
     // get string with extensions seperated by a SPACE
-    std::string glExtString = reinterpret_cast<const char *>(glGetString(GL_EXTENSIONS));
+    std::string glExtString;
+    const auto * extensions = reinterpret_cast<const char *>(glGetString(GL_EXTENSIONS));
+    if(extensions != nullptr) {
+        glExtString = extensions;
+    }
 
     // get extensions as vector
     vector<string> glExt = Tools::split(glExtString);