Re: [PATCH 3/4] configure: Add a proper check for sys/ioccom.h and use it in tpm_ioctl.h

[Thomas Huth]

On 15/11/2020 15.34, Paolo Bonzini wrote:
> On 15/11/20 15:00, Thomas Huth wrote:
>> On 14/11/2020 17.56, 罗勇刚(Yonggang Luo) wrote:
>>> Can we check this in meson.build?
>>
>> That would be nicer, indeed, but I did not spot a place where I could add my
>> code there ... all the other HAVE_xxx_H symbols are added in the configure
>> script.
> 
> There is one similar test, it was split in two:
> 
> has_gettid = cc.has_function('gettid')
> ...
> config_host_data.set('CONFIG_GETTID', has_gettid)
> 
> but there's no particular reason for that.  You can just add
> 
> config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_headers('sys/ioccom.h'))
> 
> in the config-host.h section of meson.build?.

Thanks, that seems to do the job! I'll send a v2 with that change (and try
to come up with another patch that converts the other header checks from the
configure script to meson).

 Thomas