16 Jul
2014
16 Jul
'14
5:43 a.m.
Yes, an evil necessary to get things going.
The very definition of original sin.
Doug
Larry McVoy wrote:
>>> For stdio, of course, one would need
fsplice(3), which must flush the
>>> in-process buffers--penance for stdio's original sin of said buffering.
>> Err, why is buffering data in the process a
sin? (Or was this just a
>> humourous aside?)
> Process A spawns process B, which reads stdin with
buffering. B gets
> all it deserves from stdin and exits. What's left in the buffer,
> intehded for A, is lost. Sinful.
It really depends on what you want. That buffering is
a big win for
some use cases. Even on today's processors reading a byte at a time via
read(2) is costly. Like 5000x more costly on the laptop I'm typing on: