neophyte: tcsetattr() gives 22 error in i386, not in amd64?
Jeremy Chadwick
koitsu at FreeBSD.org
Sat Oct 25 07:56:50 UTC 2008
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?
--
| Jeremy Chadwick jdc at parodius.com |
| Parodius Networking http://www.parodius.com/ |
| UNIX Systems Administrator Mountain View, CA, USA |
| Making life hard for others since 1977. PGP: 4BD6C0CB |
More information about the freebsd-hackers
mailing list