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 objfiles.txt: Makefile $(SUBDIROBJS) $(OBJS)
  21 # Don't rebuild the list if only the OBJS have changed.
  22         $(if $(filter-out $(OBJS),$?),( $(if $(SUBDIROBJS),cat $(SUBDIROBJS); )echo $(addprefix $(subdir)/,$(OBJS)) ) >$@,touch $@)
  23
  24 ifeq ($(with_llvm), yes)
  25 objfiles.txt: $(patsubst %.o,%.bc, $(OBJS))
  26 $(patsubst %.o,%.bc, $(OBJS)): $(OBJS)
  27 endif
  28
  29 # make function to expand objfiles.txt contents
  30 expand_subsys = $(foreach file,$(1),$(if $(filter %/objfiles.txt,$(file)),$(patsubst ../../src/backend/%,%,$(addprefix $(top_builddir)/,$(shell cat $(file)))),$(file)))
  31
  32 # Parallel make trickery
  33 $(SUBDIROBJS): $(SUBDIRS:%=%-recursive) ;
  34
  35 .PHONY: $(SUBDIRS:%=%-recursive)
  36 $(SUBDIRS:%=%-recursive):
  37         $(MAKE) -C $(subst -recursive,,$@) all
  38
  39 $(call recurse,clean)
  40 clean: clean-local
  41 clean-local:
  42         rm -f $(subsysfilename) $(OBJS) $(patsubst %.o,%.bc, $(OBJS))
  43
  44 $(call recurse,coverage)
  45 $(call recurse,install)