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kbuild: move headers_check rule to usr/include/Makefile

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Currently, some sanity checks for uapi headers are done by
scripts/headers_check.pl, which is wired up to the 'headers_check'
target in the top Makefile.

It is true compiling headers has better test coverage, but there
are still several headers excluded from the compile test. I like
to keep headers_check.pl for a while, but we can delete a lot of
code by moving the build rule to usr/include/Makefile.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
This commit is contained in:
Masahiro Yamada
2019-11-07 16:14:41 +09:00
parent fcbb8461fd
commit 7ecaf069da
4 changed files with 9 additions and 40 deletions
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9
usr/include/Makefile
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@@ -95,11 +95,14 @@ endif
# asm-generic/*.h is used by asm/*.h, and should not be included directly
header-test- += asm-generic/%
extra-y := $(patsubst %.h,%.hdrtest, $(filter-out $(header-test-), \
$(patsubst $(obj)/%,%, $(shell find $(obj) -name '*.h'))))
extra-y := $(patsubst $(obj)/%.h,%.hdrtest, $(shell find $(obj) -name '*.h'))
quiet_cmd_hdrtest = HDRTEST $<
cmd_hdrtest = $(CC) $(c_flags) -S -o /dev/null -x c /dev/null -include $<; touch $@
cmd_hdrtest = \
$(CC) $(c_flags) -S -o /dev/null -x c /dev/null \
$(if $(filter-out $(header-test-), $*.h), -include $<); \
$(PERL) $(srctree)/scripts/headers_check.pl $(obj) $(SRCARCH) $<; \
touch $@
$(obj)/%.hdrtest: $(obj)/%.h FORCE
$(call if_changed_dep,hdrtest)