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authorMasahiro Yamada <yamada.masahiro@socionext.com>2019-06-11 19:16:35 +0900
committerSascha Hauer <s.hauer@pengutronix.de>2019-06-13 08:24:29 +0200
commit71948298b2bd8860f99fb0b4f7efbae463ea7d9f (patch)
tree2245c5b9d5676d87fda2d3cc514fa397876b5b0d /scripts
parentafa8665f9f1a5666c63db762fcad53e7425126ef (diff)
downloadbarebox-71948298b2bd8860f99fb0b4f7efbae463ea7d9f.tar.gz
barebox-71948298b2bd8860f99fb0b4f7efbae463ea7d9f.tar.xz
kbuild: do not drop -I without parameter
Linux commit 48f6e3cf5bc6dd0ee00405342ff310c3b1fedb35 [ Adjusted for barebox for some missing commits ] The comment line for addtree says "skip if -I has no parameter". What it actually does is "drop if -I has no parameter". For example, if you have the compiler flag '-I foo' (a space between), it will be converted to 'foo'. This completely changes the meaning. What we want is, "do nothing" for -I without parameter so that '-I foo' is kept as-is. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'scripts')
-rw-r--r--scripts/Kbuild.include2
1 files changed, 1 insertions, 1 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index 5e7255db3a..a2dbbd8a00 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -161,7 +161,7 @@ clean := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.clean obj
# Prefix -I with $(srctree) if it is not an absolute path.
# skip if -I has no parameter
addtree = $(if $(patsubst -I%,%,$(1)), \
-$(if $(filter-out -I/%,$(1)),$(patsubst -I%,-I$(srctree)/%,$(1))) $(1))
+$(if $(filter-out -I/%,$(1)),$(patsubst -I%,-I$(srctree)/%,$(1))) $(1),$(1))
# Find all -I options and call addtree
flags = $(foreach o,$($(1)),$(if $(filter -I%,$(o)),$(call addtree,$(o)),$(o)))