Re: [PATCH v4] virtio-9p: fix build on !CONFIG_UTIMENSAT

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(2010/11/18 17:02), Jes Sorensen wrote:
> On 11/18/10 01:41, Hidetoshi Seto wrote:
>> This patch introduce a fallback mechanism for old systems that do not
>> support utimensat().  This fix build failure with following warnings:
>>
>> hw/virtio-9p-local.c: In function 'local_utimensat':
>> hw/virtio-9p-local.c:479: warning: implicit declaration of function 'utimensat'
>> hw/virtio-9p-local.c:479: warning: nested extern declaration of 'utimensat'
>>
>> and:
>>
>> hw/virtio-9p.c: In function 'v9fs_setattr_post_chmod':
>> hw/virtio-9p.c:1410: error: 'UTIME_NOW' undeclared (first use in this function)
>> hw/virtio-9p.c:1410: error: (Each undeclared identifier is reported only once
>> hw/virtio-9p.c:1410: error: for each function it appears in.)
>> hw/virtio-9p.c:1413: error: 'UTIME_OMIT' undeclared (first use in this function)
>> hw/virtio-9p.c: In function 'v9fs_wstat_post_chmod':
>> hw/virtio-9p.c:2905: error: 'UTIME_OMIT' undeclared (first use in this function)
>>
>> v4:
>>   - Use tv_now.tv_usec
>>   - Rebased on latest qemu.git
>> v3:
>>   - Use better alternative handling for UTIME_NOW/OMIT
>>   - Move qemu_utimensat() to cutils.c
>> V2:
>>   - Introduce qemu_utimensat()
>>
>> Acked-by: Chris Wright <chrisw@xxxxxxxxxxxx>
>> Acked-by: M. Mohan Kumar <mohan@xxxxxxxxxx>
>> Signed-off-by: Hidetoshi Seto <seto.hidetoshi@xxxxxxxxxxxxxx>
> 
> Hi Hidetoshi,
> 
> I think the idea of the patch is good, but please move qemu_utimensat()
> to oslib-posix.c and provide a wrapper for oslib-win32.c. It is
> emulation for a system library function, so it doesn't belong in
> cutils.c, but rather in the oslib group.

Unfortunately one fact is that I'm not familiar with win32 codes so I don't
have any idea how the wrapper for win32 will be...
If someone could kindly tell me about the win32 part, I could update this
patch to v5, but even though I have no test environment for the new part :-<

Could we wait an incremental patch on this v4?
Can somebody help me?  Volunteers?


Thanks,
H.Seto


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