GNU 的 cp 指令 -r 和 -R 有任何不同么？

[Livid]

[SErHo]

man cp 中有讲解。就是对非目录文件的处理差别。

[adeba]

在Linux，GNU和BusyBox的cp-r和-R的实现是相同的。
More reference: http://unix.stackexchange.com/questions/18712/difference-between-cp-r-and-cp-r-copy-command

[hewigovens]

推荐用-R, 能够正确处理符号链接等, -r是为了兼容之前版本而保留的. Historic versions of the cp utility had a -r option. This implementation supports that option; however, its use is strongly discouraged, as it does not correctly copy special files, symbolic links, or fifo's.

[hewigovens]

忘记说了, 在mac下man的cp