Re: [RFC][PATCH][cryo] Save/restore state of unnamed pipes

[Matt Helsley <matthltc-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>]

On Thu, 2008-06-19 at 18:54 -0700, sukadev-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org wrote:
> Matt Helsley [matthltc-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org] wrote:

<snip>

> | 	if (pipefds[0] != restarted_read_fd) {
> | 	        dup2(pipefds[1], restarted_write_fd);
> | 		close(pipefds[1]);
> | 	}
> 
> Shouldn't the last if be
> 
> 	if (pipefds[1] != restarted_wrte_fd) ?
> 
> (otherwise it would break if pipefds[0] = 11 and pipefds[1] = 200)

Argh, copy-paste error. You are correct.

> I came up with something similar, but with an extra close(). And
> in my code, I had restarted_* names referring to pipefds[] making
> it a bit confusing initially.
> 
> How about using actual_fds[] (instead of pipefds) and expected_fds[]
> instead of (restart_*) ? 

I like actual_fds[] instead of pipefds[] but still prefer the restart_*
names over expected_fds[].

Cheers,
	-Matt