[PATCH] When setting the serial port, the previous settings need to be preserved.

[Ryan Raasch]

Denis Kenzior wrote:
> Hi Ryan,
> 
>> Sorry. I have had a long few days. The last patch was just COMPLETELY
>> wrong :(
>>
>> I think i got it right this time...
> 
> So the patch is still wrong :)
> 
>  	memset(&ti, 0, sizeof(ti));
>  	cfmakeraw(&ti);
>  
> +	fd = open(tty, O_RDWR | O_NOCTTY | O_NONBLOCK);
> +	if (fd < 0)
> +		return -1;
> +
> +	tcgetattr(fd,&ti);
> +
> 
> You're blowing away the result of cfmakeraw.  Most of the devices are not true 
> serial devices and so do not need any of the special options.  Passing a NULL 
> options GHashTable should result in cfmakeraw.  Why don't you just pass all 
> the options you need instead of using tcgetattr?
> 

Should i just move the tcgetattr() to happen before cfmakeraw()?

> The other parts of the patch look good to me.

Ok. Why don't i just add the string options ("read", others...) in gattty.c?

Thanks,
Ryan
> 
> Regards,
> -Denis
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