variadic-macros

相关标签：javascript jquery android 多少钱 iPhone

How to single out the first parameter sent to a macro taking only a variadic parameter

I try to get at the first actual parameter sent to a variadic macro. This is what I tried, and which does not work in VS2010:[详细]

2023-02-06 00:49 分类：问答
Appending to __VA_ARGS__

I know 开发者_运维问答I can do this: #define MACRO(api, ...) \\ bool ret = api(123, ##__VA_ARGS__);[详细]

2023-01-22 08:50 分类：问答
Can I define variadic C preprocessor macros with __VA_ARGS in the middle instead of the end?

GCC complains if I do this: #define M(obj,met, ..., contents) obj##_##met(const void * self, __VA_ARGS__) { \\[详细]

2023-01-19 00:47 分类：问答
Token pasting in C

After reading about VA_NARG I tri开发者_如何学编程ed to implement function overloading depending on number of arguments in C using macros.[详细]

2023-01-17 07:35 分类：问答
Variadic macros with zero arguments, and commas

Consider this macro: #define MAKE_TEMPLATE(...) template <typename T, __VA_ARGS__ > When used with zero arguments it produces bad code since the compiler expects an identifier after the comma[详细]

2023-01-13 14:21 分类：问答
C Preprocessor, Macro "Overloading"

I\'m trying to do some kind of Macro \"Overloading\", so that MACRO(something), gets expanded differently than MACRO(something, else).[详细]

2023-01-10 05:48 分类：问答
蒜蓉肉丝的做法？

主料：蒜200g猪瘦肉100g辅料：葱姜青椒两个调料：色拉油40g料酒10g味精1g盐2g蒜猪肉做法：[详细]

2022-12-19 16:32 分类：问答
#if 0 as a define

I need a way to define a FLAGS_IF macro (or equivalent) such that FLAGS_IF(expression) <block_of_code>[详细]

2022-12-19 12:54 分类：问答
C++ preprocessor __VA_ARGS__ number of arguments

Simple question for which I could not find answer on the net. In variadic argument macros, how to find the number of arguments?I am okay with boost preprocessor, if it has the开发者_C百科 solution.[详细]

2022-12-17 03:11 分类：问答