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Linus Torvalds' Latest C Hacker Challenge on Google Plus
- chrisbroadfoot 15y agoThe commentary about the new G+ layout is tiring. Thankfully, real conversation starts shortly after. tl;dr: most elegant solution is by "comex": #define is_set(macro) is_set_(macro) #define macrotest_1 , #define is_set_(value) is_set__(macrotest_##value) #define is_set__(comma) is_set___(comma 1, 0) #define is_set___(_, v, ...) v