[Qemu-devel] Re: [PATCH 1/5] char: Let the caller know how many bytes were written in case of incomplete writes

[Amit Shah]

On (Tue) Apr 06 2010 [09:40:55], Gerd Hoffmann wrote:
>   Hi,
>
>> Make 'len' a pointer instead, and indicate how much of the string was
>> written. The return value will either be the same as 'len' or a negative
>> number indicating an error condition.
>
> I would follow the unix write syscall semantic here and report the  
> number of written bytes using the return value.  Matter of taste though.

Yeah; some re-org in the write() calls in qemu-char would be needed to
do that, but yes, that can be done too.

                Amit