[vdr] Compilation issues with recent DVB header files vs libc6

Matthias Becker becker.matthias at gmail.com
Wed Apr 8 15:00:07 CEST 2009


Hi,

is the linux-dvb ML still "alive"?
maybe http://vger.kernel.org/vger-lists.html#linux-media is read more frequently

Regards,
Matthias

2009/4/8 Klaus Schmidinger <Klaus.Schmidinger at cadsoft.de>:
> On 04/08/09 01:21, Tobi wrote:
>> Hi!
>>
>> Recent DVB driver releases (now in Kernel 2.6.29) cause trouble compiling
>> VDR (see snippet A below).
>>
>> The common solution to this seems to be to add a "-D__KERNEL_STRICT_NAMES".
>>
>> It felt wrong somehow and I didn't liked this, so I tried another
>> solution, which is to have any libc6 <sys/*> includes appear before the
>> linux DVB header includes <linux/*>. Doing this only in dvbdevice.c seems
>> to do the trick for VDR (see snippet B). I works for VDR 1.6.0 as well as
>> VDR 1.7.4.
>>
>> I think the root of this problem is caused by the Kernel headers / DVB
>> drivers changing from asm/types.h to linux/types.h:
>>
>> -#include <asm/types.h>
>> +#include <linux/types.h>
>>
>> How should this problem ideally be fixed? Is my solution (snippet B)
>> better than using -D__KERNEL_STRICT_NAMES or should the kernel / DVB
>> driver developers be blamed for this?
>
> My 2ct:
>
> - An application should not need to use -D__KERNEL_STRICT_NAMES.
> - Any header file that requires other header files to be included
>  should do so by itself.
> - The sequence in which header files are included should not matter.
>  I normally list them alphabetically, to easily find a particular one.
>
> I currently solve the broken DVB driver header files by replacing them
> with the ones from an earlier driver version, where they still worked.
>
> I had posted this problem on the linux-dvb ML a while ago, but apparently
> nobody cared...
>
> Klaus
>
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