From 3bb3e86e09ceeba226593e039f9d4dc4b2580101 Mon Sep 17 00:00:00 2001
From: svgpp <olegmax@gmail.com>
Date: Sun, 13 Jan 2019 20:20:19 +0300
Subject: [PATCH] #70 Check that image buffer is created on error
 Combined patch from 3bb3e86e09ceeba226593e039f9d4dc4b2580101 and 
 fc54d7d3b7b14d81a5d81cc112d81fff6140362b

---
 src/demo/render/svgpp_render.cpp | 4 ++++
 1 file changed, 4 insertions(+)

Index: svgpp/src/demo/render/svgpp_render.cpp
===================================================================
--- svgpp.orig/src/demo/render/svgpp_render.cpp
+++ svgpp/src/demo/render/svgpp_render.cpp
@@ -1691,6 +1691,10 @@ int main(int argc, char * argv[])
           << "\"";
 #endif
       std::cerr << ": " << e.what() << "\n";
+      if (!buffer.isSizeSet()) {
+        // Buffer isn't created yet - nothing to save, exiting.
+        return 1;
+      }
     }
     catch(std::exception const & e)
     {