How can one create a new file descriptor from an existing file descriptor such that the new descriptor does not share the same internal file structure/entry in the file table? Specifically attributes such as file offset (and preferably permissions, sharing and modes) should not be shared between the new and old file descriptors.How can one create a new file descriptor from a
阅读背景：
复制文件描述符和它自己的文件偏移量
来源：互联网
分享到：
