Re: [PATCH 1/1] dt-bindings: Fix multi pattern support in DT_SCHEMA_FILES

[Rob Herring]

On Thu, Feb 09, 2023 at 02:26:34AM +0200, Cristian Ciocaltea wrote:
> DT_SCHEMA_FILES used to allow specifying a space separated list of file
> paths, but the introduction of partial matches support broke this
> feature:

That only happened to work by chance...

> 
> $ make dtbs_check DT_SCHEMA_FILES="path/to/schema1.yaml path/to/schema2.yaml"

Spaces are valid in filenames though we avoid them. Perhaps it would be 
better to use ':'.

> [...]
>   LINT    Documentation/devicetree/bindings
> usage: yamllint [-h] [-] [-c CONFIG_FILE | -d CONFIG_DATA] [--list-files] [...]
>                 [-v]
>                 [FILE_OR_DIR ...]
> yamllint: error: one of the arguments FILE_OR_DIR - is required

I think this also happens if nothing matches.

> [...]
> 
> Restore the lost functionality by preparing a grep filter that is able
> to handle multiple search patterns.
> 
> Fixes: 309d955985ee ("dt-bindings: kbuild: Support partial matches with DT_SCHEMA_FILES")
> 

Should be no blank line.

> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@xxxxxxxxxxxxx>
> ---
>  Documentation/devicetree/bindings/Makefile | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/Makefile b/Documentation/devicetree/bindings/Makefile
> index bf2d8a8ced77..5475c25ae803 100644
> --- a/Documentation/devicetree/bindings/Makefile
> +++ b/Documentation/devicetree/bindings/Makefile
> @@ -28,7 +28,7 @@ $(obj)/%.example.dts: $(src)/%.yaml check_dtschema_version FORCE
>  find_all_cmd = find $(srctree)/$(src) \( -name '*.yaml' ! \
>  		-name 'processed-schema*' \)
>  
> -find_cmd = $(find_all_cmd) | grep -F "$(DT_SCHEMA_FILES)"
> +find_cmd = $(find_all_cmd) | grep -F -e "$(subst $() ," -e ",$(strip $(DT_SCHEMA_FILES)))"
>  CHK_DT_DOCS := $(shell $(find_cmd))
>  
>  quiet_cmd_yamllint = LINT    $(src)
> -- 
> 2.39.1
>