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Date:      Sat, 25 Oct 2008 18:29:54 +1030
From:      en0f <en0f@bokey.mine.nu>
To:        Jeremy Chadwick <koitsu@FreeBSD.org>
Cc:        freebsd-hackers <freebsd-hackers@freebsd.org>
Subject:   Re: neophyte: tcsetattr() gives 22 error in i386, not in amd64?
Message-ID:  <4902D1FA.3070003@bokey.mine.nu>
In-Reply-To: <20081025075648.GB55339@icarus.home.lan>
References:  <539c60b90810241534l6bedc5e3s1c2e3162c2a7ff38@mail.gmail.com> <Pine.GSO.4.64.0810241626430.16737@zeno.ucsd.edu> <4902CC86.8030408@bokey.mine.nu> <20081025075648.GB55339@icarus.home.lan>

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Jeremy Chadwick wrote:
> On Sat, Oct 25, 2008 at 06:06:38PM +1030, en0f wrote:
>> Nate Eldredge wrote:
>>> On Fri, 24 Oct 2008, Steve Franks wrote:
>>>
>>>> Hi,
>>>>
>>>> I'm getting a 22 errno from tcsetattr() on 7-STABLE i386 in code which
>>>> was working under 7-STABLE amd64.  Serial device is a ucom (silabs
>>>> cp2103).  Permissions on /dev/cuaU0 look fine.  Cutecom/Minicom
>>>> appears to open the port without error...
>>> I don't see anything obviously wrong, but I'd bet a bug related to
>>> 32/64-bit types.  Can you post a complete piece of code that can be
>>> compiled and run and demonstrates the problem?  Also, try compiling with
>>> -Wall -W and investigate any warnings that are produced.
>>>
>>> By the way, errno 22 is EINVAL, "Invalid argument".  perror() is your
>>> friend.
>> Strange freebsd doesnt document error numbers. On POSIX, errno 22 is
>> EINVAL as well (documented in errno(3)). Is this applicable to freebsd?
> 
> /usr/include/errno.h isn't documentation of error numbers?

Gahhhhh! But Jeremy, I dont have magic brains to work me way out of
source code :)

-- 
	en0f



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