dt-bindings: Add a help message when dtschema tools are missing

The dtschema version check works, but is not that clear when dtschema is
either not installed or not in the PATH. Add a separate check and
message if dt-doc-validate is not found.

Cc: Luca Ceresoli <luca@lucaceresoli.net>
Cc: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Rob Herring <robh@kernel.org>
This commit is contained in:
Rob Herring 2021-10-26 10:11:17 -05:00
parent b63c87a120
commit 28ead0a4e4

View File

@ -9,6 +9,11 @@ DT_SCHEMA_MIN_VERSION = 2021.2.1
PHONY += check_dtschema_version
check_dtschema_version:
@which $(DT_DOC_CHECKER) >/dev/null || \
{ echo "Error: '$(DT_DOC_CHECKER)' not found!" >&2; \
echo "Ensure dtschema python package is installed and in your PATH." >&2; \
echo "Current PATH is:" >&2; \
echo "$$PATH" >&2; false; }
@{ echo $(DT_SCHEMA_MIN_VERSION); \
$(DT_DOC_CHECKER) --version 2>/dev/null || echo 0; } | sort -Vc >/dev/null || \
{ echo "ERROR: dtschema minimum version is v$(DT_SCHEMA_MIN_VERSION)" >&2; false; }