src/backend/common.mk

   1 #
   2 # Common make rules for backend
   3 #
   4 # src/backend/common.mk
   5 #
   6
   7 # When including this file, set OBJS to the object files created in
   8 # this directory and SUBDIRS to subdirectories containing more things
   9 # to build.
  10
  11 subsysfilename = objfiles.txt
  12
  13 SUBDIROBJS = $(SUBDIRS:%=%/$(subsysfilename))
  14
  15 # top-level backend directory obviously has its own "all" target
  16 ifneq ($(subdir), src/backend)
  17 all: $(subsysfilename)
  18 endif
  19
  20 SUBSYS.o: $(SUBDIROBJS) $(OBJS)
  21         $(LD) $(LDREL) $(LDOUT) $@ $^
  22
  23 objfiles.txt: Makefile $(SUBDIROBJS) $(OBJS)
  24 # Don't rebuild the list if only the OBJS have changed.
  25         $(if $(filter-out $(OBJS),$?),( $(if $(SUBDIROBJS),cat $(SUBDIROBJS); )echo $(addprefix $(subdir)/,$(OBJS)) ) >$@,touch $@)
  26
  27 ifeq ($(with_llvm), yes)
  28 objfiles.txt: $(patsubst %.o,%.bc, $(OBJS))
  29 endif
  30
  31 # make function to expand objfiles.txt contents
  32 expand_subsys = $(foreach file,$(1),$(if $(filter %/objfiles.txt,$(file)),$(patsubst ../../src/backend/%,%,$(addprefix $(top_builddir)/,$(shell cat $(file)))),$(file)))
  33
  34 # Parallel make trickery
  35 $(SUBDIROBJS): $(SUBDIRS:%=%-recursive) ;
  36
  37 .PHONY: $(SUBDIRS:%=%-recursive)
  38 $(SUBDIRS:%=%-recursive):
  39         $(MAKE) -C $(subst -recursive,,$@) all
  40
  41 $(call recurse,clean)
  42 clean: clean-local
  43 clean-local:
  44         rm -f $(subsysfilename) $(OBJS) $(patsubst %.o,%.bc, $(OBJS))
  45
  46 $(call recurse,coverage)
  47 $(call recurse,install)