[PATCH] xf86drm: fix build error by udev dependency

[Deucher, Alexander]

> -----Original Message-----
> From: Joonyoung Shim [mailto:jy0922.shim at samsung.com]
> Sent: Wednesday, May 27, 2015 8:57 PM
> To: dri-devel at lists.freedesktop.org
> Cc: emil.l.velikov at gmail.com; Zhou, Jammy; Deucher, Alexander;
> jy0922.shim at samsung.com
> Subject: [PATCH] xf86drm: fix build error by udev dependency
> 
> The build error is introduced by commit fde496917682 ("Add device
> enumeration interface (v4)") if don't enable udev. Can solve as check
> UDEV dependency.
> 
>   CC       libdrm_la-xf86drm.lo
> xf86drm.c:66:21: fatal error: libudev.h: No such file or directory
>  #include "libudev.h"
>                      ^
> compilation terminated.
> make[2]: *** [libdrm_la-xf86drm.lo] Error 1
> 
> Signed-off-by: Joonyoung Shim <jy0922.shim at samsung.com>

Sorry about that.

Reviewed-by: Alex Deucher <alexander.deucher at amd.com>

> ---
>  xf86drm.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/xf86drm.c b/xf86drm.c
> index b5a174b..4a31019 100644
> --- a/xf86drm.c
> +++ b/xf86drm.c
> @@ -63,7 +63,9 @@
> 
>  #include "xf86drm.h"
>  #include "libdrm_macros.h"
> +#if defined(UDEV)
>  #include "libudev.h"
> +#endif
> 
>  #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) ||
> defined(__DragonFly__)
>  #define DRM_MAJOR 145
> @@ -2819,6 +2821,7 @@ char *drmGetRenderDeviceNameFromFd(int fd)
>  	return drmGetMinorNameForFD(fd, DRM_NODE_RENDER);
>  }
> 
> +#if defined(UDEV)
>  /**
>  * Enumerate the GPU devices on the system
>  *
> @@ -2917,3 +2920,4 @@ int drmGetPciDevices(drmPciDevicePtr devSet,
> uint16_t vendorId)
> 
>  	return drmDevCount;
>  }
> +#endif
> --
> 1.9.1