/* What supports variadic macros based off Wikipedia article on it (GCC-like must support C99 or higher to use variadic macros) */
#if (((defined(__GNUC__) && (__GNUC__ >= 3)) || \
- (defined(__clang__))) && \
- (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L))) || \
- (defined(_MSC_VER) && (_MSC_VER >= 1400)) || \
- (defined(__BORLANDC__) && (__BORLANDC__ >= 0x570)) || \
- (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x530))
+ (defined(__clang__))) && \
+ (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L))) || \
+ (defined(_MSC_VER) && (_MSC_VER >= 1400)) || \
+ (defined(__BORLANDC__) && (__BORLANDC__ >= 0x570)) || \
+ (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x530))
#define FG_COMPILER_SUPPORTS_VA_ARGS 1
#else
#define FG_COMPILER_SUPPORTS_VA_ARGS 0
*
* This took a while to figure out, so be sure try to understand what is happening so that you can ensure that whatever you
* change won't break other areas.
- *
+ *
* If you are just adding a new callback/changing it's argument count, just go to the bottom of the file.
*
* This whole file exists purely for the sake of preventing the need to implement additional parsing logic for each callback
* then the GCC macro, so maybe it's good to stay as is.
*
* Onto the different "versions" of macros:
- *
- * The first is for any compiler that supports C99 by default. It requires each callback to have a specific argument count
- * passthrough macro. The only reason there are specific count macros is so that (see paraghraph below) don't need have their own
- * set of callback macros. Ideally, there would only be ZERO and ONE_OR_MORE. This works by having callback-specific macros call a
- * specific handler macro to return user data (ZERO) or return one or more arguments along with userData (ONE_OR_MORE) where, with
+ *
+ * The first is for any compiler that supports C99 by default. It requires each callback to have a specific argument count
+ * passthrough macro. The only reason there are specific count macros is so that (see paraghraph below) don't need have their own
+ * set of callback macros. Ideally, there would only be ZERO and ONE_OR_MORE. This works by having callback-specific macros call a
+ * specific handler macro to return user data (ZERO) or return one or more arguments along with userData (ONE_OR_MORE) where, with
* variadic macros, it just reuses the arguments.
*
- * The last macro set is for the poor individual who has to use a compiler that doesn't support C99 by default, or may not support
- * it at all. Stuff like MSVC6... It works by having a specific-count macro that "extracts" each argument to have them reused without
+ * The last macro set is for the poor individual who has to use a compiler that doesn't support C99 by default, or may not support
+ * it at all. Stuff like MSVC6... It works by having a specific-count macro that "extracts" each argument to have them reused without
* the parathesis.
*
- * There is a 3rd macro set that only worked on GCC/Clang, and thus was removed (last seen in revision e9676fc of the GIT mirror.
+ * There is a 3rd macro set that only worked on GCC/Clang, and thus was removed (last seen in revision e9676fc of the GIT mirror.
* Not sure at this time what the SVN number is.) as it's a non-standard functionality.
*/
/*
* EXPAND_WCB() is used as:
- *
+ *
* EXPAND_WCB( cbname )(( arg_list, userData ))
- *
+ *
* ... where {(arg_list)} is the parameter list and userData is user
* provided data.
*
#define EXPAND_WCB(cbname) EXPAND_WCB_SUB_ ## cbname
-/*
+/*
* Freeglut callbacks type definitions macros
*
* Every time a callback is updated in fg_internal.h is updated, this needs updated
}
#define IMPLEMENT_CURRENT_WINDOW_CALLBACK_FUNC_2NAME_GLUT(a,b) \
- IMPLEMENT_CURRENT_WINDOW_CALLBACK_FUNC_2NAME_GLUT_UCALL(a,b) \
- IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,b)
+ IMPLEMENT_CURRENT_WINDOW_CALLBACK_FUNC_2NAME_GLUT_UCALL(a,b) \
+ IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,b)
/*
* Combine _glut and _cb macros:
IMPLEMENT_CURRENT_WINDOW_CALLBACK_FUNC_2NAME_GLUT(a,b)
#define IMPLEMENT_GLUT_CALLBACK_FUNC_ARG0(a) \
- IMPLEMENT_CALLBACK_FUNC_CB_ARG0(a,a) \
- IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,a)
+ IMPLEMENT_CALLBACK_FUNC_CB_ARG0(a,a) \
+ IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,a)
#define IMPLEMENT_GLUT_CALLBACK_FUNC_ARG0_2NAME(a,b) \
- IMPLEMENT_CALLBACK_FUNC_CB_ARG0(a,b) \
- IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,b)
+ IMPLEMENT_CALLBACK_FUNC_CB_ARG0(a,b) \
+ IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,b)
#define IMPLEMENT_CURRENT_WINDOW_CALLBACK_FUNC_ARG1(a) \
IMPLEMENT_CALLBACK_FUNC_CB_ARG1(a,a) \
IMPLEMENT_CURRENT_WINDOW_CALLBACK_FUNC_2NAME_GLUT(a,a)
#define IMPLEMENT_GLUT_CALLBACK_FUNC_ARG1(a) \
- IMPLEMENT_CALLBACK_FUNC_CB_ARG1(a,a) \
- IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,a)
+ IMPLEMENT_CALLBACK_FUNC_CB_ARG1(a,a) \
+ IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,a)
#define IMPLEMENT_CURRENT_WINDOW_CALLBACK_FUNC_ARG2(a) \
IMPLEMENT_CALLBACK_FUNC_CB_ARG2(a,a) \
IMPLEMENT_CURRENT_WINDOW_CALLBACK_FUNC_2NAME_GLUT(a,b)
#define IMPLEMENT_GLUT_CALLBACK_FUNC_ARG2(a) \
- IMPLEMENT_CALLBACK_FUNC_CB_ARG2(a,a) \
- IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,a)
+ IMPLEMENT_CALLBACK_FUNC_CB_ARG2(a,a) \
+ IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,a)
#define IMPLEMENT_GLUT_CALLBACK_FUNC_ARG2_2NAME(a,b) \
- IMPLEMENT_CALLBACK_FUNC_CB_ARG2(a,b) \
- IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,b)
+ IMPLEMENT_CALLBACK_FUNC_CB_ARG2(a,b) \
+ IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,b)
#define IMPLEMENT_CURRENT_WINDOW_CALLBACK_FUNC_ARG3(a) \
IMPLEMENT_CALLBACK_FUNC_CB_ARG3(a,a) \
IMPLEMENT_CURRENT_WINDOW_CALLBACK_FUNC_2NAME_GLUT(a,a)
#define IMPLEMENT_GLUT_CALLBACK_FUNC_ARG3(a) \
- IMPLEMENT_CALLBACK_FUNC_CB_ARG3(a,a) \
- IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,a)
+ IMPLEMENT_CALLBACK_FUNC_CB_ARG3(a,a) \
+ IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,a)
#define IMPLEMENT_GLUT_CALLBACK_FUNC_ARG3_2NAME(a,b) \
- IMPLEMENT_CALLBACK_FUNC_CB_ARG3(a,b) \
- IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,b)
+ IMPLEMENT_CALLBACK_FUNC_CB_ARG3(a,b) \
+ IMPLEMENT_CALLBACK_FUNC_2NAME_GLUT_BASE(a,b)
#define IMPLEMENT_CURRENT_WINDOW_CALLBACK_FUNC_ARG4(a) \
IMPLEMENT_CALLBACK_FUNC_CB_ARG4(a,a) \
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