# This target actually generates 2 files; autoconf.mk and autoconf.mk.dep.
# the dep file is only include in this top level makefile to determine when
# to regenerate the autoconf.mk file.
-$(obj)include/autoconf.mk: $(obj)include/config.h
- @$(XECHO) Generating include/autoconf.mk ; \
+$(obj)include/autoconf.mk.dep: $(obj)include/config.h include/common.h
+ @$(XECHO) Generating $@ ; \
set -e ; \
: Generate the dependancies ; \
- $(CC) -x c -M $(HOST_CFLAGS) $(CPPFLAGS) -MQ $@ include/common.h > $@.dep ; \
+ $(CC) -x c -DDO_DEPS_ONLY -M $(HOST_CFLAGS) $(CPPFLAGS) \
+ -MQ $(obj)include/autoconf.mk include/common.h > $@
+
+$(obj)include/autoconf.mk: $(obj)include/config.h
+ @$(XECHO) Generating $@ ; \
+ set -e ; \
: Extract the config macros ; \
- $(CPP) $(CFLAGS) -dM include/common.h | sed -n -f tools/scripts/define2mk.sed > $@
+ $(CPP) $(CFLAGS) -DDO_DEPS_ONLY -dM include/common.h | \
+ sed -n -f tools/scripts/define2mk.sed > $@
sinclude $(obj)include/autoconf.mk.dep