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-rw-r--r--scripts/Kbuild.include8
1 files changed, 6 insertions, 2 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index b96ea8d6a5ed..da3559ea92e0 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -39,15 +39,19 @@ escsq = $(subst $(squote),'\$(squote)',$1)
39# - If they are equal no change, and no timestamp update 39# - If they are equal no change, and no timestamp update
40# - stdin is piped in from the first prerequisite ($<) so one has 40# - stdin is piped in from the first prerequisite ($<) so one has
41# to specify a valid file as first prerequisite (often the kbuild file) 41# to specify a valid file as first prerequisite (often the kbuild file)
42 quiet_chk_filechk = echo ' CHK $@'
43silent_chk_filechk = :
44 quiet_upd_filechk = echo ' UPD $@'
45silent_upd_filechk = :
42define filechk 46define filechk
43 $(Q)set -e; \ 47 $(Q)set -e; \
44 echo ' CHK $@'; \ 48 $($(quiet)chk_filechk); \
45 mkdir -p $(dir $@); \ 49 mkdir -p $(dir $@); \
46 $(filechk_$(1)) < $< > $@.tmp; \ 50 $(filechk_$(1)) < $< > $@.tmp; \
47 if [ -r $@ ] && cmp -s $@ $@.tmp; then \ 51 if [ -r $@ ] && cmp -s $@ $@.tmp; then \
48 rm -f $@.tmp; \ 52 rm -f $@.tmp; \
49 else \ 53 else \
50 echo ' UPD $@'; \ 54 $($(quiet)upd_filechk); \
51 mv -f $@.tmp $@; \ 55 mv -f $@.tmp $@; \
52 fi 56 fi
53endef 57endef