-////////////////////////////////////////////////////////////\r
-//\r
-// SFML - Simple and Fast Multimedia Library\r
-// Copyright (C) 2007-2009 Laurent Gomila (laurent.gom@gmail.com)\r
-//\r
-// This software is provided 'as-is', without any express or implied warranty.\r
-// In no event will the authors be held liable for any damages arising from the use of this software.\r
-//\r
-// Permission is granted to anyone to use this software for any purpose,\r
-// including commercial applications, and to alter it and redistribute it freely,\r
-// subject to the following restrictions:\r
-//\r
-// 1. The origin of this software must not be misrepresented;\r
-// you must not claim that you wrote the original software.\r
-// If you use this software in a product, an acknowledgment\r
-// in the product documentation would be appreciated but is not required.\r
-//\r
-// 2. Altered source versions must be plainly marked as such,\r
-// and must not be misrepresented as being the original software.\r
-//\r
-// 3. This notice may not be removed or altered from any source distribution.\r
-//\r
-////////////////////////////////////////////////////////////\r
-\r
-#pragma once\r
-\r
-#include "../exception/exceptions.h"\r
-\r
-namespace caspar { namespace gl {\r
-\r
-struct ogl_exception : virtual caspar_exception{};\r
-struct ogl_invalid_enum : virtual ogl_exception{};\r
-struct ogl_invalid_value : virtual ogl_exception{};\r
-struct ogl_invalid_operation : virtual ogl_exception{};\r
-struct ogl_stack_overflow : virtual ogl_exception{};\r
-struct ogl_stack_underflow : virtual ogl_exception{}; \r
-struct ogl_out_of_memory : virtual ogl_exception{};\r
-struct ogl_invalid_framebuffer_operation_ext : virtual ogl_exception{};\r
-\r
-void SMFL_GLCheckError(const std::string& expr, const std::string& File, unsigned int Line);\r
-\r
-//#ifdef _DEBUG\r
- \r
-#define CASPAR_GL_EXPR_STR(expr) #expr\r
-\r
-#define GL(expr) \\r
- do \\r
- { \\r
- (expr); \\r
- caspar::gl::SMFL_GLCheckError(CASPAR_GL_EXPR_STR(expr), __FILE__, __LINE__);\\r
- }while(0);\r
-//#else\r
-//#define GL(expr) expr\r
-//#endif\r
-\r
-}}
\ No newline at end of file
+///////////////////////////
+//
+// SFML - Simple and Fast Multimedia Library
+// Copyright (C) 2007-2009 Laurent Gomila (laurent.gom@gmail.com)
+//
+// This software is provided 'as-is', without any express or implied warranty.
+// In no event will the authors be held liable for any damages arising from the use of this software.
+//
+// Permission is granted to anyone to use this software for any purpose,
+// including commercial applications, and to alter it and redistribute it freely,
+// subject to the following restrictions:
+//
+// 1. The origin of this software must not be misrepresented;
+// you must not claim that you wrote the original software.
+// If you use this software in a product, an acknowledgment
+// in the product documentation would be appreciated but is not required.
+//
+// 2. Altered source versions must be plainly marked as such,
+// and must not be misrepresented as being the original software.
+//
+// 3. This notice may not be removed or altered from any source distribution.
+//
+///////////////////////////
+
+#pragma once
+
+#include "../except.h"
+
+namespace caspar { namespace gl {
+
+struct ogl_exception : virtual caspar_exception{};
+struct ogl_invalid_enum : virtual ogl_exception{};
+struct ogl_invalid_value : virtual ogl_exception{};
+struct ogl_invalid_operation : virtual ogl_exception{};
+struct ogl_stack_overflow : virtual ogl_exception{};
+struct ogl_stack_underflow : virtual ogl_exception{};
+struct ogl_out_of_memory : virtual ogl_exception{};
+struct ogl_invalid_framebuffer_operation_ext : virtual ogl_exception{};
+
+void SMFL_GLCheckError(const std::string& expr, const char* func, const char* file, unsigned int line);
+
+//#ifdef _DEBUG
+
+#define CASPAR_GL_EXPR_STR(expr) #expr
+
+#define GL(expr) \
+ if(false){}else \
+ { \
+ (expr); \
+ caspar::gl::SMFL_GLCheckError(CASPAR_GL_EXPR_STR(expr), __FUNCTION__, __FILE__, __LINE__);\
+ }
+
+// TODO: decltype version does not play well with gcc
+#define GL2(expr) \
+ [&]()\
+ {\
+ auto ret = (expr);\
+ caspar::gl::SMFL_GLCheckError(CASPAR_GL_EXPR_STR(expr), __FUNCTION__, __FILE__, __LINE__);\
+ return ret;\
+ }()
+/*#define GL2(expr) \
+ [&]() -> decltype(expr) \
+ { \
+ auto ret = (expr); \
+ caspar::gl::SMFL_GLCheckError(CASPAR_GL_EXPR_STR(expr), __FILE__, __LINE__); \
+ return ret; \
+ }()*/
+//#define GL2(expr) [&]() -> decltype(expr) { auto ret = (expr); caspar::gl::SMFL_GLCheckError(CASPAR_GL_EXPR_STR(expr), __FILE__, __LINE__); return ret; }()
+//#else
+//#define GL(expr) expr
+//#endif
+
+}}