From a7c34123a66f08c9691b1fa14fc549dfe84bae37 Mon Sep 17 00:00:00 2001
From: Nekotekina <nekotekina@gmail.com>
Date: Thu, 3 May 2018 01:44:44 +0300
Subject: [PATCH] Improve dynamic_library

---
 Utilities/dynamic_library.h | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/Utilities/dynamic_library.h b/Utilities/dynamic_library.h
index 35dd2619d6..579513dec2 100644
--- a/Utilities/dynamic_library.h
+++ b/Utilities/dynamic_library.h
@@ -63,14 +63,26 @@ namespace utils
 		{
 		}
 
-		// Caller
-		R operator()(Args... args)
+		void init()
 		{
 			if (!ptr)
 			{
 				// TODO: atomic
 				ptr = reinterpret_cast<R(*)(Args...)>(get_proc_address(lib, name));
 			}
+		}
+
+		operator bool()
+		{
+			init();
+
+			return ptr;
+		}
+
+		// Caller
+		R operator()(Args... args)
+		{
+			init();
 
 			return ptr(args...);
 		}