Re: [Gumstix-users] ttys2 = bad file descriptor

[Dave H. <dhy...@gm...>]

Hi Chris,

On 3/15/07, Chris Parker <par...@ie...> wrote:
>        Hey all.  I was testing a serial i/o program that I am writing
> today, and I killed it with a control-C.  The next time I went to run
> it, I got the error "Bad file descriptor" when I tried to write to
> ttyS2 (I was able to open a file descriptor for ttyS2, though...).
> Rebooting the gumstix made no difference.  I should point out that I
> was being stupid and running my code as root.  How should I fix
> this?  There is the brute-force solution of reflashing the
> filesystem, but I would prefer a more elegant solution, if there is one.

Was your open successful? Or did it return a negative number?

Can you post your code?

Sorry to say it, but "bad file descriptor" sounds like a bug in your code :)

-- 
Dave Hylands
Vancouver, BC, Canada
http://www.DaveHylands.com/