1 # This file is included by all the "stub makefiles" in every directory
2 # in the tree except the root. Its job is to invoke $(MAKE) on the
3 # top-level Makefile, but modifying the target so that it applies to
4 # the current directory only.
7 # make foo.o ==> make -C $(TOP) dir/foo.o
8 # make all ==> make -C $(TOP) all_dir
9 # make clean ==> make -C $(TOP) clean_dir
12 # Important, otherwise we get silly built-in rules:
15 TOPMAKE = $(MAKE) -C $(TOP)
22 $(dir)_dist_NO_BUILD_DEPS=YES \
23 $(dir)_dist-boot_NO_BUILD_DEPS=YES \
24 $(dir)_dist-install_NO_BUILD_DEPS=YES \
25 OMIT_PHASE_1=YES OMIT_PHASE_2=YES OMIT_PHASE_3=YES
27 ifneq "$(filter fast,$(MAKECMDGOALS))" ""
28 EXTRA_MAKE_OPTS += $(FAST_MAKE_OPTS)
31 EXTRA_MAKE_OPTS += $(FAST_MAKE_OPTS)
35 # We must not execute multiple recursive invocations of make in parallel.
38 STD_TARGETS = all clean distclean maintainer_clean install html ps pdf
39 DIRECTORY_INDEPENDENT_TARGETS = show
41 # The + tells make that we're recursively invoking make, otherwise 'make -j2'
44 +$(TOPMAKE) $@_$(dir) $(EXTRA_MAKE_OPTS)
46 $(DIRECTORY_INDEPENDENT_TARGETS):
47 +$(TOPMAKE) $@ $(EXTRA_MAKE_OPTS)
49 OTHERTARGETS=$(filter-out fast help show $(STD_TARGETS) $(SPEC_TARGETS),$(MAKECMDGOALS))
50 .PHONY: $(OTHERTARGETS)
52 +$(TOPMAKE) $(dir)/$@ $(EXTRA_MAKE_OPTS)
59 @echo "You are in subdirectory \"$(dir)\"."
60 @echo "Useful targets in this directory:"
61 @cat $(TOP)/SUBMAKEHELP