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authorArnd Bergmann <arnd@arndb.de>2016-06-15 18:45:47 +0300
committerMichal Marek <mmarek@suse.com>2016-07-18 22:31:35 +0300
commitdb547ef1906400eb34682e43035dd4d81b9fdcfb (patch)
tree9cebb398039e98e20f336ecfaa9d9a0ac2eff432 /scripts/Kbuild.include
parent58ab5e0c2c40ec48e682179e8f2e4cda2ece201b (diff)
downloadlinux-db547ef1906400eb34682e43035dd4d81b9fdcfb.tar.xz
Kbuild: don't add obj tree in additional includes
When building with separate object directories and driver specific Makefiles that add additional header include paths, Kbuild adjusts the gcc flags so that we include both the directory in the source tree and in the object tree. However, due to another bug I fixed earlier, this did not actually include the correct directory in the object tree, so we know that we only really need the source tree here. Also, including the object tree sometimes causes warnings about nonexisting directories when the include path only exists in the source. This changes the logic to only emit the -I argument for the srctree, not for objects. We still need both $(srctree)/$(src) and $(obj) though, so I'm adding them manually. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Michal Marek <mmarek@suse.com>
Diffstat (limited to 'scripts/Kbuild.include')
-rw-r--r--scripts/Kbuild.include2
1 files changed, 1 insertions, 1 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index f8b45eb47ed3..15b196fc2f49 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -202,7 +202,7 @@ hdr-inst := -f $(srctree)/scripts/Makefile.headersinst obj
# Prefix -I with $(srctree) if it is not an absolute path.
# skip if -I has no parameter
addtree = $(if $(patsubst -I%,%,$(1)), \
-$(if $(filter-out -I/% -I../%,$(1)),$(patsubst -I%,-I$(srctree)/%,$(1))) $(1))
+$(if $(filter-out -I/% -I./% -I../%,$(1)),$(patsubst -I%,-I$(srctree)/%,$(1)),$(1)))
# Find all -I options and call addtree
flags = $(foreach o,$($(1)),$(if $(filter -I%,$(o)),$(call addtree,$(o)),$(o)))