(rvs) Start re-jiggering RVS.

1 files changed, 105 insertions, 0 deletions

diff --git a/common.bottom.mk b/common.bottom.mk
new file mode 100644
index 0000000..0e2c039
--- /dev/null
+++ b/common.bottom.mk
@@ -0,0 +1,105 @@
+# Copyright (C) 2015  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 <http://www.gnu.org/licenses/>.
+
+include $(topsrcdir)/common.each.mk
+
+
+# Aggregate variables
+
+# Add some more defaults to the *_files variables
+clean_files += $(obj_files)
+conf_files += Makefile $(topobjdir)/config.mk
+# Now namespace the *_files variables
+$(module)_src_files   := $(addprefix $(srcdir)/,$(src_files))
+$(module)_obj_files   := $(addprefix $(objdir)/,$(obj_files))
+$(module)_sys_files   := $(addprefix $(DESTDIR)/,$(sys_files))
+$(module)_clean_files := $(addprefix $(objdir)/,$(clean_files))
+$(module)_slow_files  := $(addprefix $(objdir)/,$(slow_files))
+$(module)_conf_files  := $(addprefix $(objdir)/,$(conf_files))
+$(module)_dist_files  := $(addprefix $(objdir)/,$(dist_files))
+
+# And add them to the $(parent)_*_files variables (if applicable)
+ifneq ($(parent),)
+$(parent)_src_files   := $($(parent)_src_files) $($(module)_src_files)
+$(parent)_obj_files   := $($(parent)_obj_files) $($(module)_obj_files)
+$(parent)_sys_files   := $($(parent)_sys_files) $($(module)_sys_files)
+$(parent)_clean_files := $($(parent)_clean_files) $($(module)_clean_files)
+$(parent)_slow_files  := $($(parent)_slow_files) $($(module)_slow_files)
+$(parent)_conf_files  := $($(parent)_conf_files) $($(module)_conf_files)
+$(parent)_dist_files  := $($(parent)_dist_files) $($(module)_dist_files)
+$(info added <$(module)> to <$(parent)>)
+$(info $(parent)_clean_files => $($(parent)_clean_files))
+$(info $(parent)_obj_files => $($(parent)_obj_files))
+endif
+
+modules := $(modules) $(module)
+
+
+# Include Makefiles from other directories
+
+define _nl
+
+
+endef
+$(eval \
+  _COMMON_MK_NOONCE = n$(_nl)\
+  $(foreach dir,$(subdirs),parent=$(module)$(_nl)include $(objdir)/$(dir)/Makefile$(_nl)) \
+  $(foreach dir,$(depdirs),parent=dep      $(_nl)include $(objdir)/$(dir)/Makefile$(_nl)) \
+  _COMMON_MK_NOONCE = $(_COMMON_MK_NOONCE))
+
+
+# This only gets evaluated once, after all of the other Makefiles a read
+ifeq ($(_COMMON_MK_NOONCE),)
+
+.phony = build install uninstall mostlyclean clean distclean maintainer-clean check
+
+# Declare phony targets
+define module_rules
+.PHONY: $(addsuffix -%(module),$(.phony))
+# Constructive phony targets
+build-%(module): $(%(module)_obj_files)
+install-%(module): $(%(module)_sys_files)
+# Destructive phony targets
+_%(module)_uninstall        = $(%(module)_sys_files))
+_%(module)_mostlyclean      = $(filter-out $(%(module)_slow_files) $(%(module)_conf_files) $(%(module)_dist_files),$(%(module)_clean_files))
+_%(module)_clean            = $(filter-out                         $(%(module)_conf_files) $(%(module)_dist_files),$(%(module)_clean_files))
+_%(module)_distclean        = $(filter-out                                                 $(%(module)_dist_files),$(%(module)_clean_files))
+_%(module)_maintainer-clean =                                                                                      $(%(module)_clean_files)
+uninstall-%(module) mostlyclean-%(module) clean-%(module) distclean-%(module) maintainer-clean-%(module): %-%(module):
+	$(RM) -- $(sort $(_%(module)_$*))
+	$(RMDIRS) $(sort $(dir $(_%(module)_$*))) 2>/dev/null || $(TRUE)
+endef
+$(foreach module,$(modules),$(eval $(subst %(module),$(module),$(value module_rules))))
+
+# Alias each bare phony target to itself with the `-all` suffix
+$(foreach t,$(.phony),$(eval $t: $t-all))
+
+# Add the `dist` target
+.PHONY: dist
+dist: $(topobjdir)/$(PACKAGE)-$(VERSION).tar.gz
+$(topobjdir)/$(PACKAGE)-$(VERSION).tar.gz: $(topobjdir)/$(PACKAGE)-$(VERSION)
+	$(TAR) czf $@ -C $(<D) $(<F)
+_copyfile = $(MKDIRS) $(dir $2) && $(CP) $1 $2
+_addfile = $(call _copyfile,$3,$2/$(call _relto,$1,$3))
+$(topobjdir)/$(PACKAGE)-$(VERSION): $(all_src_files) $(all_dist_files)
+	$(RM) -r $@
+	$(MKDIR) $(@D)/tmp.$(@F).$$$$ && \
+	$(foreach f,$(all_src_files),$(call _addfile,$(topsrcdir),$(@D)/tmp.$(@F).$$$$,$f) &&) \
+	$(foreach f,$(all_dist_files),$(call _addfile,$(topobjdir),$(@D)/tmp.$(@F).$$$$,$f) &&) \
+	$(MV) $(@D)/tmp.$(@F).$$$$ $@ || $(RM) -r $(@D)/tmp.$(@F).$$$$
+
+include $(topsrcdir)/common.once.mk
+
+endif