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Date:   Fri, 23 Dec 2022 18:05:09 +0100
From:   Hauke Mehrtens <hauke@...ke-m.de>
To:     Heiko Thiery <heiko.thiery@...il.com>
Cc:     netdev@...r.kernel.org
Subject: Re: [PATCH iproute2] configure: Remove include <sys/stat.h>

On 12/23/22 07:30, Heiko Thiery wrote:
> Hi Hauke,
> 
> Am Mi., 21. Dez. 2022 um 23:53 Uhr schrieb Hauke Mehrtens <hauke@...ke-m.de>:
>>
>> The check_name_to_handle_at() function in the configure script is
>> including sys/stat.h. This include fails with glibc 2.36 like this:
>> ````
>> In file included from /linux-5.15.84/include/uapi/linux/stat.h:5,
>>                   from /toolchain-x86_64_gcc-12.2.0_glibc/include/bits/statx.h:31,
>>                   from /toolchain-x86_64_gcc-12.2.0_glibc/include/sys/stat.h:465,
>>                   from config.YExfMc/name_to_handle_at_test.c:3:
>> /linux-5.15.84/include/uapi/linux/types.h:10:2: warning: #warning "Attempt to use kernel headers from user space, see https://kernelnewbies.org/KernelHeaders" [-Wcpp]
>>     10 | #warning "Attempt to use kernel headers from user space, see https://kernelnewbies.org/KernelHeaders"
>>        |  ^~~~~~~
>> In file included from /linux-5.15.84/include/uapi/linux/posix_types.h:5,
>>                   from /linux-5.15.84/include/uapi/linux/types.h:14:
>> /linux-5.15.84/include/uapi/linux/stddef.h:5:10: fatal error: linux/compiler_types.h: No such file or directory
>>      5 | #include <linux/compiler_types.h>
>>        |          ^~~~~~~~~~~~~~~~~~~~~~~~
>> compilation terminated.
>> ````
>>
>> Just removing the include works, the manpage of name_to_handle_at() says
>> only fcntl.h is needed.
>> Signed-off-by: Hauke Mehrtens <hauke@...ke-m.de>
> 
> Unfortunately I do not have an environment with uclibc-ng < 1.0.35 to
> test it against this. But I just build the package in buildroot with a
> newer version and it works with your changes.
> 
> Tested-by: Heiko Thiery <heiko.thiery@...il.com>
> 
> thanks


Thanks for testing this with uclibc-ng. I added your tested by tag and 
the fixes tag.

Hauke

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