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| author | Masahiro Yamada <masahiroy@kernel.org> | 2019-12-19 09:33:27 +0100 |
|---|---|---|
| committer | Masahiro Yamada <masahiroy@kernel.org> | 2020-01-06 18:18:38 +0100 |
| commit | 7e826c44f5de3be00369d534dc38db485f6f26d5 (patch) | |
| tree | f288b156cb35630aa63a91f9e0551098f10a2446 | |
| parent | kbuild: use pattern rule for building built-in.a in sub-directories (diff) | |
| download | linux-7e826c44f5de3be00369d534dc38db485f6f26d5.tar.xz linux-7e826c44f5de3be00369d534dc38db485f6f26d5.zip | |
kbuild: add stringify helper to quote a string passed to C files
Make $(squote)$(quote)...$(quote)$(squote) a helper macro.
I will reuse it in the next commit.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
| -rw-r--r-- | scripts/Kbuild.include | 4 | ||||
| -rw-r--r-- | scripts/Makefile.lib | 2 |
2 files changed, 5 insertions, 1 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index bc5f25763c1b..88c144787e57 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -33,6 +33,10 @@ real-prereqs = $(filter-out $(PHONY), $^) escsq = $(subst $(squote),'\$(squote)',$1) ### +# Quote a string to pass it to C files. foo => '"foo"' +stringify = $(squote)$(quote)$1$(quote)$(squote) + +### # Easy method for doing a status message kecho := : quiet_kecho := echo diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib index 724aa3e9b4a8..e5e5339bb575 100644 --- a/scripts/Makefile.lib +++ b/scripts/Makefile.lib @@ -97,7 +97,7 @@ target-stem = $(basename $(patsubst $(obj)/%,%,$@)) # These flags are needed for modversions and compiling, so we define them here # $(modname_flags) defines KBUILD_MODNAME as the name of the module it will # end up in (or would, if it gets compiled in) -name-fix = $(squote)$(quote)$(subst $(comma),_,$(subst -,_,$1))$(quote)$(squote) +name-fix = $(call stringify,$(subst $(comma),_,$(subst -,_,$1))) basename_flags = -DKBUILD_BASENAME=$(call name-fix,$(basetarget)) modname_flags = -DKBUILD_MODNAME=$(call name-fix,$(modname)) |