[U-Boot] [PATCH v2 2/3] kbuild: add stringify helper to quote a string passed to C files
Masahiro Yamada
yamada.masahiro at socionext.com
Fri Oct 13 09:51:44 UTC 2017
I want to reuse $(squote)$(quote)...$(quote)$(squote) in the next
commit. Move it to a helper.
Signed-off-by: Masahiro Yamada <yamada.masahiro at socionext.com>
---
Changes in v2: None
scripts/Kbuild.include | 4 ++++
scripts/Makefile.lib | 2 +-
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index 2c7918a..48a641c 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -30,6 +30,10 @@ baseprereq = $(basename $(notdir $<))
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 8934b2f..bd0977e 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -99,7 +99,7 @@ obj-dirs := $(addprefix $(obj)/,$(obj-dirs))
# Note: Files that end up in two or more modules are compiled without the
# KBUILD_MODNAME definition. The reason is that any made-up name would
# differ in different configs.
-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 = $(if $(filter 1,$(words $(modname))),\
-DKBUILD_MODNAME=$(call name-fix,$(modname)))
--
2.7.4
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