diff options
| -rw-r--r-- | scripts/Kbuild.include | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index 10ba926ae292..b58a5227ff43 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -210,9 +210,12 @@ endif # (needed for the shell) make-cmd = $(call escsq,$(subst $(pound),$$(pound),$(subst $$,$$$$,$(cmd_$(1))))) -# Find any prerequisites that is newer than target or that does not exist. +# Find any prerequisites that are newer than target or that do not exist. +# (This is not true for now; $? should contain any non-existent prerequisites, +# but it does not work as expected when .SECONDARY is present. This seems a bug +# of GNU Make.) # PHONY targets skipped in both cases. -any-prereq = $(filter-out $(PHONY),$?)$(filter-out $(PHONY) $(wildcard $^),$^) +any-prereq = $(filter-out $(PHONY),$?) # Execute command if command has changed or prerequisite(s) are updated. if_changed = $(if $(any-prereq)$(cmd-check), \ |