参考链接
[1] C multi-line macro: do/while(0) vs scope block
[2] What’s the use of do while(0) when we define a macro?
[3] Why use apparently meaningless do-while and if-else statements in macros?
[4] do { … } while (0) — what is it good for?
[5] do { } while(0)
[6] Q: What’s the best way to write a multi-statement macro?
本文探讨了C/C++编程语言中宏定义使用do-while(0)的原因及其作用,分析了这种用法如何帮助避免常见的括号匹配错误,并解释了它在多行宏定义中的优势。
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