From bce7ec06c4234cb5713bb20350b3aff9010e3703 Mon Sep 17 00:00:00 2001 From: Luke Shumaker Date: Mon, 8 Feb 2016 16:36:45 -0500 Subject: (libretools) Refactor the build system. Avoid recursive make. This looks like a lot, but more things should "just work". We have `make dist` now! --- automake.tail.mk | 140 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 140 insertions(+) create mode 100644 automake.tail.mk (limited to 'automake.tail.mk') diff --git a/automake.tail.mk b/automake.tail.mk new file mode 100644 index 0000000..5d6ad00 --- /dev/null +++ b/automake.tail.mk @@ -0,0 +1,140 @@ +# Copyright (C) 2015-2016 Luke Shumaker +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU Affero General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU Affero General Public License for more details. +# +# You should have received a copy of the GNU Affero General Public License +# along with this program. If not, see . + +include $(topsrcdir)/common.each.tail.mk + + +# Aggregate variables + +# Add some more defaults to the *_files variables +$(_am)clean_files += $($(_am)gen_files) $($(_am)out_files) +$(_am)cfg_files += Makefile + +# Now namespace the *_files variables +define _am_save_variables +_am_src_files/$(outdir) = $(addprefix $(srcdir)/,$($(_am)src_files)) +_am_gen_files/$(outdir) = $(addprefix $(srcdir)/,$($(_am)gen_files)) +_am_cfg_files/$(outdir) = $(addprefix $(outdir)/,$($(_am)cfg_files)) +_am_out_files/$(outdir) = $(addprefix $(outdir)/,$($(_am)out_files)) +_am_sys_files/$(outdir) = $(addprefix $(DESTDIR),$($(_am)sys_files)) +_am_clean_files/$(outdir) = $(addprefix $(outdir)/,$($(_am)clean_files)) +_am_slow_files/$(outdir) = $(addprefix $(outdir)/,$($(_am)slow_files)) +_am_subdirs/$(outdir) = $($(_am)subdirs) +endef +$(eval $(_am_save_variables)) + +# And add them to the $(parent)_*_files variables (if applicable) +define _am_add_subdir +_am_src_files/%(outdir) += $(_am_src_files/%(subdir)) +_am_gen_files/%(outdir) += $(_am_gen_files/%(subdir)) +_am_cfg_files/%(outdir) += $(_am_cfg_files/%(subdir)) +_am_out_files/%(outdir) += $(_am_out_files/%(subdir)) +_am_sys_files/%(outdir) += $(_am_sys_files/%(subdir)) +_am_clean_files/%(outdir) += $(_am_clean_files/%(subdir)) +_am_slow_files/%(outdir) += $(_am_slow_files/%(subdir)) +endef +$(foreach subdir,$(call _am_path,$(addprefix $(outdir)/,$($(_am)subdirs))),$(eval $(subst %(outdir),$(outdir),$(subst %(subdir),$(subdir),$(value _am_add_subdir))))) + +_am_outdirs := $(_am_outdirs) $(outdir) + + +# Do some per-directory magic + +_am_phony = build install uninstall mostlyclean clean distclean maintainer-clean check + +.PHONY: $(addprefix $(outdir)/,$(_am_phony)) + +$(addprefix $(outdir)/,uninstall mostlyclean clean distclean maintainer-clean):: + $(RM) -- $(sort $(_am_$(@F)/$(@D))) + $(RMDIRS) $(sort $(dir $(_am_$(@F)/$(@D)))) 2>/dev/null || $(TRUE) + +# 'build' and 'install' must be defined later, because the +# am_*_files/* variables might not be complete yet. + + +# Include Makefiles from other directories + +define _am_nl + + +endef + +$(foreach _am_NO_ONCE,y,\ + $(foreach makefile,$(foreach dir,$($(_am)subdirs) $($(_am)depdirs),$(call _am_path,$(outdir)/$(dir)/Makefile)),\ + $(eval include $(filter-out $(_am_included_makefiles),$(makefile))))) + + +# This only gets evaluated once, after all of the other Makefiles are read +ifeq ($(_am_NO_ONCE),) +# Empty directory-level variables +outdir = /bogus +srcdir = /bogus + +$(_am)subdirs = +$(_am)depdirs = + +$(_am)src_files = +$(_am)gen_files = +$(_am)cfg_files = +$(_am)out_files = +$(_am)sys_files = +$(_am)clean_files = +$(_am)slow_files = + +_am_clean_files/$(topoutdir) += $(topoutdir)/$(PACKAGE)-$(VERSION).tar.gz +$(addprefix $(topoutdir)/,mostlyclean clean distclean maintainer-clean) :: + $(RM) -r -- $(topoutdir)/$(PACKAGE)-$(VERSION) + +define _am_directory_rules +# Constructive phony targets +$(outdir)/build : $(_am_out_files/%(outdir)) +$(outdir)/install: $(_am_sys_files/%(outdir)) +# Destructive phony targets +_am_uninstall/%(outdir) = $(_am_sys_files/%(outdir)) +_am_mostlyclean/%(outdir) = $(filter-out $(_am_slow_files/%(outdir)) $(_am_cfg_files/%(outdir)) $(_am_gen_files/%(outdir)),$(_am_clean_files/%(outdir))) +_am_clean/%(outdir) = $(filter-out $(_am_cfg_files/%(outdir)) $(_am_gen_files/%(outdir)),$(_am_clean_files/%(outdir))) +_am_distclean/%(outdir) = $(filter-out $(_am_gen_files/%(outdir)),$(_am_clean_files/%(outdir))) +_am_maintainer-clean/%(outdir) = $(_am_clean_files/%(outdir)) +endef +$(foreach outdir,$(_am_outdirs),$(eval $(subst %(outdir),$(outdir),$(value _am_directory_rules)))) + +# Add the `dist` target +.PHONY: dist +dist: $(topoutdir)/$(PACKAGE)-$(VERSION).tar.gz +$(topoutdir)/$(PACKAGE)-$(VERSION).tar.gz: $(topoutdir)/$(PACKAGE)-$(VERSION) + $(TAR) czf $@ -C $(