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kbuild: add kbuild-file macro

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While building, installing, cleaning, Kbuild visits sub-directories
and includes 'Kbuild' or 'Makefile' that exists there.

Add 'kbuild-file' macro, and reuse it from scripts/Makefie.*

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nicolas Schier <nicolas@fjasle.eu>
Reviewed-by: Alexander Lobakin <alobakin@pm.me>
Tested-by: Alexander Lobakin <alobakin@pm.me>
This commit is contained in:
Masahiro Yamada
2022-11-19 04:15:50 +09:00
parent 5724ac5589
commit a2430b25c3
6 changed files with 12 additions and 14 deletions
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5
scripts/Kbuild.include
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@@ -40,6 +40,11 @@ escsq = $(subst $(squote),'\$(squote)',$1)
# Quote a string to pass it to C files. foo => '"foo"'
stringify = $(squote)$(quote)$1$(quote)$(squote)
###
# The path to Kbuild or Makefile. Kbuild has precedence over Makefile.
kbuild-dir = $(if $(filter /%,$(src)),$(src),$(srctree)/$(src))
kbuild-file = $(or $(wildcard $(kbuild-dir)/Kbuild),$(kbuild-dir)/Makefile)
###
# Easy method for doing a status message
kecho := :