1 files changed, 29 insertions, 0 deletions
diff --git a/src/ui/widget/framecheck.cpp b/src/ui/widget/framecheck.cpp
new file mode 100644
index 0000000..27b3d5b
--- /dev/null
+++ b/src/ui/widget/framecheck.cpp
@@ -0,0 +1,29 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+#include <fstream>
+#include <iostream>
+#include <boost/filesystem.hpp> // Using boost::filesystem instead of std::filesystem due to broken C++17 on MacOS.
+#include "framecheck.h"
+namespace fs = boost::filesystem;
+
+namespace Inkscape {
+namespace FrameCheck {
+
+std::ostream &logfile()
+{
+    static std::ofstream f;
+    
+    if (!f.is_open()) {
+        try {
+            auto path = fs::temp_directory_path() / "framecheck.txt";
+            auto mode = std::ios_base::out | std::ios_base::app | std::ios_base::binary;
+            f.open(path.string(), mode);
+        } catch (...) {
+            std::cerr << "failed to create framecheck logfile" << std::endl;
+        }
+    }
+    
+    return f;
+}
+
+} // namespace FrameCheck
+} // namespace Inkscape