Re: File copy system call proposal

George Greer (greerga@m-l.org)
Thu, 20 Dec 2001 10:06:42 -0500 (EST)


On Thu, 20 Dec 2001, David Woodhouse wrote:

>jakob@unthought.net said:
>> Take a look at Win32, they have it.
>
>Which is partly why when you want to copy a large file on an SMB-exported
>file system, the client host doesn't have to actually read it all and write
>it back across the network - it can just issue a copyfile request.

What does a copy system call have to do with the file server program being
smart enough to do a copy locally? You can't do it with FTP (or at least
the ftpd I have) but it's certainly not because read()+write() are
insufficient.

-George Greer

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