Re: [Chicken-hackers] [PATCH] replace write-line calls to display with internal procedures.

[Christian Kellermann]

* felix winkelmann <address@hidden> [110926 09:46]:
> >> Two more suggestions:
> >> 
> >> - use "##sys#check-port*" to make sure the port is open
> >> - use "##sys#check-port-mode" to do the direction check
> > 
> > Ah, those are convenient. I have attached an updated version of the patch.
> 
> Thanks a lot. But note that "##sys#check-..." return an undefined result,
> so using "and" is probably incorrect here.

I've learned that the only false value in scheme is #f so undefined
should be #t, but then it is not defined... :)

ANYWAY, find a simplified version attached.

Thanks!

Christian

-- 
Who can (make) the muddy water (clear)? Let it be still, and it will
gradually become clear. Who can secure the condition of rest? Let
movement go on, and the condition of rest will gradually arise.
 -- Lao Tse.

write-line-3.patch
Description: Text document