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-rw-r--r--scripts/Kbuild.include14
1 files changed, 5 insertions, 9 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index 46bf1a073f5d..30816037036e 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -24,10 +24,6 @@ depfile = $(subst $(comma),_,$(dot-target).d)
basetarget = $(basename $(notdir $@))
###
-# filename of first prerequisite with directory and extension stripped
-baseprereq = $(basename $(notdir $<))
-
-###
# Escape single quote for use in echo statements
escsq = $(subst $(squote),'\$(squote)',$1)
@@ -41,11 +37,11 @@ kecho := $($(quiet)kecho)
###
# filechk is used to check if the content of a generated file is updated.
# Sample usage:
-# define filechk_sample
-# echo $KERNELRELEASE
-# endef
-# version.h : Makefile
+#
+# filechk_sample = echo $(KERNELRELEASE)
+# version.h: FORCE
# $(call filechk,sample)
+#
# The rule defined shall write to stdout the content of the new file.
# The existing file will be compared with the new one.
# - If no file exist it is created
@@ -56,7 +52,7 @@ kecho := $($(quiet)kecho)
define filechk
$(Q)set -e; \
mkdir -p $(dir $@); \
- $(filechk_$(1)) > $@.tmp; \
+ { $(filechk_$(1)); } > $@.tmp; \
if [ -r $@ ] && cmp -s $@ $@.tmp; then \
rm -f $@.tmp; \
else \