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

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Date:   Thu,  9 Feb 2023 02:26:34 +0200
From:   Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
To:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel@...labora.com
Subject: [PATCH 1/1] dt-bindings: Fix multi pattern support in DT_SCHEMA_FILES

DT_SCHEMA_FILES used to allow specifying a space separated list of file
paths, but the introduction of partial matches support broke this
feature:

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

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")

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