Re: [PATCH] backlight: Fix compile error

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Hi,

On 06/18/2014 02:51 PM, Chris Wilson wrote:
> On Wed, Jun 18, 2014 at 02:41:56PM +0200, Hans de Goede wrote:
>> /usr/include/xorg/os.h around line 579 reads:
>>
>> extern _X_EXPORT char *
>> strndup(const char *str, size_t n);
>>
>> However strndup is already defined by glibc, and this redefine causes a
>> compile error.
>>
>> This gets triggered because backlight.c does:
>>
>> Without first doing:
>>
>> Causing HAVE_STRNDUP to not be defined.
>>
>> Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
>> ---
>>  src/backlight.c | 1 +
>>  1 file changed, 1 insertion(+)
>>
>> diff --git a/src/backlight.c b/src/backlight.c
>> index d5b10a0..62241ab 100644
>> --- a/src/backlight.c
>> +++ b/src/backlight.c
>> @@ -42,6 +42,7 @@
>>  #include <fcntl.h>
>>  #include <unistd.h>
>>  #include <dirent.h>
>> +#include <xorg-server.h>
>>  #include <xf86.h>
>>  #include <pciaccess.h>
> 
> Does ordering it as
> 
> diff --git a/src/backlight.c b/src/backlight.c
> index d5b10a0..24eb11c 100644
> --- a/src/backlight.c
> +++ b/src/backlight.c
> @@ -29,6 +29,9 @@
>  #include "config.h"
>  #endif
>  
> +#include <xorg-server.h>
> +#include <xf86.h>
> +
>  #include <sys/types.h>
>  #include <sys/wait.h>
>  #include <sys/stat.h>
> @@ -42,7 +45,6 @@
>  #include <fcntl.h>
>  #include <unistd.h>
>  #include <dirent.h>
> -#include <xf86.h>
>  #include <pciaccess.h>
>  
>  #include "backlight.h"
> 
> make more sense?

I usually put specific "library" includes after standard libc includes, so IMHO no,
if you move them up you should probably also move the pciaccess.h include up.

The important thing seems to be to include xorg-server.h before any other xserver
includes.

Regards,

Hans
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