linux-kernel - Re: [PATCH 1/1] dt-bindings: Fix multi pattern support in DT_SCHEMA

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Date:   Thu, 9 Feb 2023 21:14:28 +0200
From:   Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
To:     Rob Herring <robh@...nel.org>
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel@...labora.com
Subject: Re: [PATCH 1/1] dt-bindings: Fix multi pattern support in
 DT_SCHEMA_FILES

On 2/9/23 20:56, Rob Herring wrote:
> 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...
> 

Yeah, I remember you mentioned that a while ago when I provided a 
similar fix (96993a59f94d). I still find this useful, though..

>>
>> $ 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 ':'.

Agree, will handle this in v2.

>> [...]
>>    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.

Thanks for noticing, that was unintentional.

>> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
>> ---
>>   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
>>