linux-kernel - Re: [PATCH] Documentation: Fix DocBook build with relative $(srctree)

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Date:	Wed, 18 Jun 2014 09:12:32 -0700
From:	Randy Dunlap <rdunlap@...radead.org>
To:	Michal Marek <mmarek@...e.cz>
CC:	linux-kernel@...r.kernel.org, linux-kbuild@...r.kernel.org,
	linux-media@...r.kernel.org
Subject: Re: [PATCH] Documentation: Fix DocBook build with relative $(srctree)

On 06/18/14 08:27, Michal Marek wrote:
> After commits 890676c6 (kbuild: Use relative path when building in the source
> tree) and 9da0763b (kbuild: Use relative path when building in a subdir
> of the source tree), the $(srctree) variable can be a relative path.
> This breaks Documentation/DocBook/media/Makefile, because it tries to
> create symlinks from a subdirectory of the object tree to the source
> tree. Fix this by using a full path in this case.
> 
> Reported-by: Randy Dunlap <rdunlap@...radead.org>
> Signed-off-by: Michal Marek <mmarek@...e.cz>

Thanks.

Acked-by: Randy Dunlap <rdunlap@...radead.org>
Tested-by: Randy Dunlap <rdunlap@...radead.org>

Please merge to Linus sooner instead of later.


> ---
>  Documentation/DocBook/media/Makefile | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/DocBook/media/Makefile b/Documentation/DocBook/media/Makefile
> index 1d27f0a..639e748 100644
> --- a/Documentation/DocBook/media/Makefile
> +++ b/Documentation/DocBook/media/Makefile
> @@ -202,8 +202,8 @@ $(MEDIA_OBJ_DIR)/%: $(MEDIA_SRC_DIR)/%.b64
>  
>  $(MEDIA_OBJ_DIR)/v4l2.xml: $(OBJIMGFILES)
>  	@$($(quiet)gen_xml)
> -	@(ln -sf $(MEDIA_SRC_DIR)/v4l/*xml $(MEDIA_OBJ_DIR)/)
> -	@(ln -sf $(MEDIA_SRC_DIR)/dvb/*xml $(MEDIA_OBJ_DIR)/)
> +	@(ln -sf `cd $(MEDIA_SRC_DIR) && /bin/pwd`/v4l/*xml $(MEDIA_OBJ_DIR)/)
> +	@(ln -sf `cd $(MEDIA_SRC_DIR) && /bin/pwd`/dvb/*xml $(MEDIA_OBJ_DIR)/)
>  
>  $(MEDIA_OBJ_DIR)/videodev2.h.xml: $(srctree)/include/uapi/linux/videodev2.h $(MEDIA_OBJ_DIR)/v4l2.xml
>  	@$($(quiet)gen_xml)
> 


-- 
~Randy
--
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