cp.1

UNIX v6源代码 这几乎是最经典的unix版本 unix操作系统设计和莱昂氏unix源代码分析都是用的该版

.th CP I 2/8/75
.sh  NAME
cp \*- copy
.sh SYNOPSIS
.bd cp
file1 file2
.sh DESCRIPTION
The
first file is copied onto the second.
The mode and owner of the target file
are preserved if it already
existed; the mode of the source file
is used otherwise.
.s3
If
.it file2
is a directory, then the target 
file is a file in that directory with the file-name
of
.it file1.
.s3
It is forbidden to copy a file onto itself.
.sh "SEE ALSO"
cat (I), pr (I), mv (I)
.sh BUGS