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SErHoJan 4, 2013
1
man cp 中有讲解。就是对非目录文件的处理差别。
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adebaJan 4, 2013
2
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 |
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hewigovensJan 4, 2013
3
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.
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hewigovensJan 4, 2013
4
忘记说了, 在mac下man的cp
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