From e0b43c5ae6c88f3e5c47bdfdfc2e640da1f56686 Mon Sep 17 00:00:00 2001
From: manongjohn <dancel@ptd.net>
Date: Dec 03 2019 04:59:20 +0000
Subject: Block name generation of reserved names


---

diff --git a/toonz/sources/toonzlib/namebuilder.cpp b/toonz/sources/toonzlib/namebuilder.cpp
index 4d0dba3..f4b71c0 100644
--- a/toonz/sources/toonzlib/namebuilder.cpp
+++ b/toonz/sources/toonzlib/namebuilder.cpp
@@ -33,6 +33,16 @@ std::wstring NameCreator::getNext() {
   }
   std::wstring s;
   for (i = n - 1; i >= 0; i--) s.append(1, (wchar_t)(L'A' + m_s[i]));
+
+#ifdef _WIN32
+  std::vector<std::wstring> invalidNames{L"AUX", L"COM", L"CON",
+                                         L"LPT", L"NUL", L"PRN"};
+  // If we're an invalid combination, let's check the next one
+  if (std::find(invalidNames.begin(), invalidNames.end(), s) !=
+      invalidNames.end())
+    return getNext();
+#endif
+
   return s;
 }