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How to convert concatenated strings to wide-char with the C preprocessor?
I have a string literal defined using a #define:
#define B "1234 "
我如何利用这一定义,在汇编时间时使这一广泛的字面化?
L"1234 "
(just the #define d stringlich with L 预示着它具有广泛的影响力。
我试图这样做:
#define MAKEWIDE(s) L##s
但产生<代码>LB。
象征性的过去需要额外的间接程度,以适当处理作为剧团使用的宏观。 类似:
#define PASTE(x, y) x##y
#define MAKEWIDE(x) PASTE(L,x)
这样做只会使:
#define B "1234 "
#define LB L"" B
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