Re: [PATCH] DocBook: use DOCBOOKS="" to ignore DocBooks instead of IGNORE_DOCBOOKS=1

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Em Thu,  4 Aug 2016 11:48:26 +0300
Jani Nikula <jani.nikula@xxxxxxxxx> escreveu:

> Instead of a separate ignore flag, use the obvious DOCBOOKS="" to ignore
> all DocBook files. This is also in line with the Sphinx build being
> ignored if a non-empty DOCBOOKS make variable is specified on the make
> command line.
> 
> This replaces the IGNORE_DOCBOOKS introduced in
> 
> commit 547218864afb2745d9d137f005f3380ef96b26ab
> Author: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx>
> Date:   Sat Jul 9 13:12:45 2016 -0300
> 
>     doc-rst: add an option to ignore DocBooks when generating docs
> 
> and aligns with
> 
> commit 6387872c86ea6698ed8faa3ccad1d1bd60f762f7
> Author: Jani Nikula <jani.nikula@xxxxxxxxx>
> Date:   Fri Jul 1 15:24:44 2016 +0300
> 
>     Documentation/sphinx: skip build if user requested specific DOCBOOKS
> 
> Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx>
> Cc: Jonathan Corbet <corbet@xxxxxxx>
> Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
> Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>

Acked-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx>

I also did a local test here, and it behaves as expected. So,

Tested-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx>
> 
> ---
> 
> Jon, if we agree on the change, I'd like to have this for 4.8 before
> IGNORE_DOCBOOKS use proliferates.
> ---
>  Documentation/DocBook/Makefile | 26 ++++++++++----------------
>  1 file changed, 10 insertions(+), 16 deletions(-)
> 
> diff --git a/Documentation/DocBook/Makefile b/Documentation/DocBook/Makefile
> index 01bab5014a4a..fb32ab85ea3a 100644
> --- a/Documentation/DocBook/Makefile
> +++ b/Documentation/DocBook/Makefile
> @@ -6,8 +6,6 @@
>  # To add a new book the only step required is to add the book to the
>  # list of DOCBOOKS.
>  
> -ifeq ($(IGNORE_DOCBOOKS),)
> -
>  DOCBOOKS := z8530book.xml device-drivers.xml \
>  	    kernel-hacking.xml kernel-locking.xml deviceiobook.xml \
>  	    writing_usb_driver.xml networking.xml \
> @@ -19,6 +17,14 @@ DOCBOOKS := z8530book.xml device-drivers.xml \
>  	    tracepoint.xml gpu.xml media_api.xml w1.xml \
>  	    writing_musb_glue_layer.xml crypto-API.xml iio.xml
>  
> +ifeq ($(DOCBOOKS),)
> +
> +# Skip DocBook build if the user explicitly requested no DOCBOOKS.
> +.DEFAULT:
> +	@echo "  SKIP    DocBook $@ target (DOCBOOKS=\"\" specified)."
> +
> +else
> +
>  include Documentation/DocBook/media/Makefile
>  
>  ###
> @@ -217,19 +223,7 @@ silent_gen_xml = :
>  	       -e "s/>/\\&gt;/g";     \
>  	   echo "</programlisting>")  > $@
>  
> -else
> -
> -# Needed, due to cleanmediadocs
> -include Documentation/DocBook/media/Makefile
> -
> -htmldocs:
> -pdfdocs:
> -psdocs:
> -xmldocs:
> -installmandocs:
> -
> -endif # IGNORE_DOCBOOKS
> -
> +endif # DOCBOOKS=""
>  
>  ###
>  # Help targets as used by the top-level makefile
> @@ -246,7 +240,7 @@ dochelp:
>  	@echo  '  make DOCBOOKS="s1.xml s2.xml" [target] Generate only docs s1.xml s2.xml'
>  	@echo  '  valid values for DOCBOOKS are: $(DOCBOOKS)'
>  	@echo
> -	@echo  "  make IGNORE_DOCBOOKS=1 [target] Don't generate docs from Docbook"
> +	@echo  "  make DOCBOOKS=\"\" [target] Don't generate docs from Docbook"
>  	@echo  '     This is useful to generate only the ReST docs (Sphinx)'
>  
>  



Thanks,
Mauro
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