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我的系统是RH8.0,内核为2.4.18-14。
在文件/usr/include/string.h中有这么一段:
- __BEGIN_NAMESPACE_STD
- /* Return a string describing the meaning of the `errno' code in ERRNUM. */
- extern char *strerror (int __errnum) __THROW;
- __END_NAMESPACE_STD
- #if defined __USE_XOPEN2K || defined __USE_MISC
- /* Reentrant version of `strerror'. If a temporary buffer is required,
- * at most BUFLEN bytes of BUF will be used. */
- extern char *strerror_r (int __errnum, char *__buf, size_t __buflen) __T HROW;
- #endif
复制代码
我不知函数strerror这个函数具体在哪、怎么实现的?
请指教,谢谢!! |
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