Makefile.rules

# this file is included by the Makefiles of the subdirectory. These Makefiles must set $(deps) before including this

# make sure first target depends on "all" which is defined in each of the subdirs
a: all

# create .bin subdirectory, if it does not exist:
DUMMY_MKBINDIR := $(shell [ -d .bin ] || mkdir .bin)

# include dependencies, make on demand. $(deps) is set by the sub-Makefiles. However, do not
# build deps for "make clean"...
ifeq (0, $(words $(findstring $(MAKECMDGOALS), clean clean-subdir)))
  -include $(deps)
endif

# Find out build architecture (not host architecture), i.e., the architecture for which to compile.
# This could be 32 bit for a 64 bit system (e.g., if running 32-bit CMS software on a 64-bit machine).
# The variable BUILD_ARCH will be 'x86_64' for 64 bit systems, 'x86_32' for 32-bit systems and
# empty for non-recognized systems.
BUILD_ARCH:=
ifneq ($(shell :|$(CXX) -dM -E - | grep __amd64__),)
   BUILD_ARCH:=x86_64
else
   ifneq ($(shell :|$(CXX) -dM -E - | grep __i386__),)
      BUILD_ARCH:=x86_32
   endif
endif

ifneq ($(shell echo -n $$CMSSW_BASE),)
   HAVE_SCRAM:=yes
endif

ifneq ($(OPTIONS_BOOSTDIR),)
   BOOST_INCLUDE := -I$(OPTIONS_BOOSTDIR)/include
   BOOST_LIBS := -L$(OPTIONS_BOOSTDIR)/lib -lboost_system -lboost_filesystem -lboost_regex -lboost_program_options -lboost_iostreams
# if available, use dependencies from CMSSW:
else
   ifeq ($(HAVE_SCRAM),yes)
      scram = $(shell cd $$CMSSW_BASE; scram tool tag $(1) $(2))
      BOOST_INCLUDE := -I$(call scram,boost,INCLUDE)
      BOOST_LIBLIST := $(call scram,boost,LIB) $(call scram,boost_filesystem,LIB) $(call scram,boost_program_options,LIB) $(call scram,boost_regex,LIB)
      BOOST_LIBS := -L$(call scram,boost,LIBDIR) $(patsubst %,-l%,$(BOOST_LIBLIST)) -lboost_iostreams
   # otherwise: assume dependencies are installed system-wide and no paths have to be set explicitely:
   else
      BOOST_INCLUDE:=
      #on some systems, boost libraries have a "-mt" suffix. This is a dirty hack. If you know better, tell me:
      BS:=
      ifeq ($(shell test -e /usr/lib/libboost_system-mt.so && echo -n A),A)
         BS:=-mt
      endif
      BOOST_LIBS := -lboost_filesystem$(BS) -lboost_regex$(BS) -lboost_program_options$(BS) -lboost_thread$(BS) -lboost_system$(BS) -lboost_iostreams$(BS)
   endif
endif

ifneq ($(OPTIONS_SQLITEDIR),)
   SQLITE_LIBS := -lsqlite3 -L$(OPTIONS_SQLITEDIR)/lib
   SQLITE_INCLUDE := -I$(OPTIONS_SQLITEDIR)/include
else
   ifeq ($(HAVE_SCRAM),yes)
      SQLITE_LIBLIST := $(call scram,sqlite,LIB)
      SQLITE_LIBS := $(patsubst %,-l%,$(SQLITE_LIBLIST)) -L$(call scram,sqlite,LIBDIR)
      SQLITE_INCLUDE := -I$(call scram,sqlite,INCLUDE)
   else
      SQLITE_INCLUDE:=
      SQLITE_LIBS := -lsqlite3
   endif
endif


#check options for consistentcy:
ifneq ($(BUILD_ARCH),x86_64)
   ifneq ($(OPTIONS_GENERIC_ARCH),yes)
       DUMMY := $(warning build platform is not x86_64, setting OPTIONS_GENERIC_ARCH to yes)
       OPTIONS_GENERIC_ARCH:=yes
   endif
endif

ifeq ($(BUILD_ARCH),)
   ifeq ($(OPTIONS_USE_CRLIBM),yes)
      DUMMY := $(warning build platform unknown, setting OPTIONS_USE_CRLIBM to no)
      OPTIONS_USE_CRLIBM:=no
    endif
endif


DEFINES :=

ifeq ($(OPTIONS_USE_CRLIBM),yes)
   DEFINES += -DUSE_CRLIBM
endif

ifeq ($(OPTIONS_GENERIC_ARCH),yes)
   DEFINES += -DGENERIC_ARCH
endif

UNAME:=$(shell uname)
ifeq ($(findstring BSD,$(UNAME)),BSD)
  LDL:=-lc
else
  LDL:=-ldl
endif


INCLUDES := -I.. $(BOOST_INCLUDE) $(SQLITE_INCLUDE)
EXTRA_COMPILE :=
EXTRA_LINK_EXE :=
EXTRA_LINK_SO :=

WFLAGSCPP := -Wall -Wctor-dtor-privacy -Wnon-virtual-dtor -Woverloaded-virtual -Wsign-promo
WFLAGSC := -Wall

#lazy evaluation of compile and link command to allow subdirectory-Makefiles to override the value of EXTRA_* ...
COMPILE = echo creating $@; $(CXX) $(DEFINES) $(OPTIONS_CFLAGS) -g -c -fPIC -O3 $(INCLUDES) $(EXTRA_COMPILE)
LINK_EXE = echo linking $@; $(CXX) $(OPTIONS_LDFLAGS) -Wl,-R,'$$ORIGIN/../lib' -rdynamic -L../lib $(LDL) -ltheta -lconfig $(SQLITE_LIBS) $(BOOST_LIBS) $(EXTRA_LINK_EXE)
LINK_SO = echo linking $@; $(CXX) $(OPTIONS_LDFLAGS) -Wl,-R,'$$ORIGIN/../lib' -shared -rdynamic $(EXTRA_LINK_SO)

.bin/%.o: %.cpp
	@$(COMPILE) $(WFLAGSCPP) -o $@ $<

.bin/%.o: %.cxx
	@$(COMPILE) $(WFLAGSCPP) -o $@ $<

.bin/%.o: %.c
	@$(COMPILE) $(WFLAGSC) -x c -o $@ $<


.bin/%.d: %.cpp
	@$(COMPILE) -MM -MT '$(patsubst %.cpp,.bin/%.o,$<)' $< > $@

.bin/%.d: %.cxx
	@$(COMPILE) -MM -MT '$(patsubst %.cxx,.bin/%.o,$<)' $< > $@

.bin/%.d: %.c
	@$(COMPILE) -x c -MM -MT '$(patsubst %.c,.bin/%.o,$<)' $< > $@


#make clean rule depend on subdir-specific:
clean: clean-subdir
	@rm -rf .bin

.PHONY: clean clean-subdir