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Linux文件描述符与FILE指针互相转换
在Linux中,文件描述符(file descriptor, fd)和FILE指针(也称为文件流指针,FILE pointer)是两种常见的文件操作接口。文件描述符是一个整数,通过系统调用直接操作文件,而FILE指针是通过C标准库函数操作文件。 文件描述符(fd): 由操作系统分配的一个整数标识 ...
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