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c 语言,如何实现可变参数函数调用可变参数函数
paparika
·
Jul 13, 2018
· 2555 views
This topic created in 2912 days ago, the information mentioned may be changed or developed.
比如想实现一个函数 foobar(const char *format, ...){ printf(); }
只是在 printf 外面包裹一层,这里面怎么实现
函数
printf
可变
参数
2 replies
•
2018-07-13 11:14:28 +08:00
1
missdeer
Jul 13, 2018
1
https://stackoverflow.com/a/1516384/646587
2
paparika
OP
Jul 13, 2018
谢楼上,结贴
#include <stdarg.h>
void printf_wrapper(const char *format, ...)
{
va_list args;
va_start(args, format);
vprintf(format, args);//不可以是 printf!
va_end(args);
}
#define printf_wrapper_macro(format,args...) \
{ \
printf(format, ## args); \
}
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