diff options
| author | Masahiro Yamada <yamada.masahiro@socionext.com> | 2019-01-16 05:56:40 +0300 |
|---|---|---|
| committer | Masahiro Yamada <yamada.masahiro@socionext.com> | 2019-01-28 03:11:17 +0300 |
| commit | 58156ba4468f1d0de166a4330374bc9df9b74efc (patch) | |
| tree | b5e8269f2248f1ce8802d3c264aedee534bd9fd7 /scripts | |
| parent | f17b5f06cb92ef2250513a1e154c47b78df07d40 (diff) | |
| download | linux-58156ba4468f1d0de166a4330374bc9df9b74efc.tar.xz | |
kbuild: skip 'addtree' and 'flags' magic for external module build
When building an external module, $(obj) is the absolute path to it.
The header search paths from ccflags-y etc. should not be tweaked.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/Makefile.host | 6 | ||||
| -rw-r--r-- | scripts/Makefile.lib | 11 |
2 files changed, 10 insertions, 7 deletions
diff --git a/scripts/Makefile.host b/scripts/Makefile.host index 0393f75db4d4..a115259b57e7 100644 --- a/scripts/Makefile.host +++ b/scripts/Makefile.host @@ -67,13 +67,15 @@ _hostc_flags = $(KBUILD_HOSTCFLAGS) $(HOST_EXTRACFLAGS) \ _hostcxx_flags = $(KBUILD_HOSTCXXFLAGS) $(HOST_EXTRACXXFLAGS) \ $(HOSTCXXFLAGS_$(basetarget).o) -ifeq ($(KBUILD_SRC),) __hostc_flags = $(_hostc_flags) __hostcxx_flags = $(_hostcxx_flags) -else + +ifeq ($(KBUILD_EXTMOD),) +ifneq ($(KBUILD_SRC),) __hostc_flags = -I$(obj) $(call flags,_hostc_flags) __hostcxx_flags = -I$(obj) $(call flags,_hostcxx_flags) endif +endif hostc_flags = -Wp,-MD,$(depfile) $(__hostc_flags) hostcxx_flags = -Wp,-MD,$(depfile) $(__hostcxx_flags) diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib index 12b88d09c3a4..ecad15b4cda3 100644 --- a/scripts/Makefile.lib +++ b/scripts/Makefile.lib @@ -137,14 +137,14 @@ _c_flags += $(if $(patsubst n%,, \ $(CFLAGS_KCOV)) endif -# If building the kernel in a separate objtree expand all occurrences -# of -Idir to -I$(srctree)/dir except for absolute paths (starting with '/'). - -ifeq ($(KBUILD_SRC),) __c_flags = $(_c_flags) __a_flags = $(_a_flags) __cpp_flags = $(_cpp_flags) -else + +# If building the kernel in a separate objtree expand all occurrences +# of -Idir to -I$(srctree)/dir except for absolute paths (starting with '/'). +ifeq ($(KBUILD_EXTMOD),) +ifneq ($(KBUILD_SRC),) # -I$(obj) locates generated .h files # $(call addtree,-I$(obj)) locates .h files in srctree, from generated .c files @@ -155,6 +155,7 @@ __c_flags = $(if $(obj),$(call addtree,-I$(src)) -I$(obj)) \ __a_flags = $(call flags,_a_flags) __cpp_flags = $(call flags,_cpp_flags) endif +endif c_flags = -Wp,-MD,$(depfile) $(NOSTDINC_FLAGS) $(LINUXINCLUDE) \ -include $(srctree)/include/linux/compiler_types.h \ |