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authorMasahiro Yamada <yamada.masahiro@socionext.com>2018-07-25 14:16:11 +0900
committerMasahiro Yamada <yamada.masahiro@socionext.com>2018-07-28 10:34:10 +0900
commit43fee2b238959a7b46e2e8c0cd3305c7c044ded8 (patch)
tree930bb1b64865e593bc8bcfc6aedfbe1b675d44aa /arch/um
parent6b0709f5a50a98df5919ade32fd131dde10bdcb0 (diff)
kbuild: do not redirect the first prerequisite for filechk
Currently, filechk unconditionally opens the first prerequisite and redirects it as the stdin of a filechk_* rule. Hence, every target using $(call filechk,...) must list something as the first prerequisite even if it is unneeded. '< $<' is actually unneeded in most cases. Each rule can explicitly adds it if necessary. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Diffstat (limited to 'arch/um')
-rw-r--r--arch/um/Makefile2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/um/Makefile b/arch/um/Makefile
index e54dda8a0363..8c35261f5706 100644
--- a/arch/um/Makefile
+++ b/arch/um/Makefile
@@ -169,7 +169,7 @@ define filechk_gen-asm-offsets
echo " *"; \
echo " */"; \
echo ""; \
- sed -ne "/^->/{s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; s:->::; p;}"; \
+ sed -ne "/^->/{s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; s:->::; p;}" < $<; \
echo ""; )
endef