D and i/o
johnnymarler at gmail.com
Mon Nov 11 20:10:07 UTC 2019
On Monday, 11 November 2019 at 19:36:22 UTC, Jacob Carlborg wrote:
> On 2019-11-11 02:04, sarn wrote:
>> FTR, that sounds like Linux's sendfile and splice syscalls.
>> They're not portable, though.
> "sendfile" is intended to send a file over a socket?
You could use it to send a file over a socket. However, it
should be usable to forward data between any 2 file descriptors.
I believe that `cat` uses it to forward a file handle to stdio
for example. Or you could use it to implement `cp` to copy from
content from one file to another.
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