#compile flag
CFLAGS = -Wall -c -Wno-deprecated -fPIC -x c
CPPFLAGS = -std=c++14 -Wall -c -Wno-deprecated -fPIC

#macro define
MACRO_DEFINE = 

ifneq ($(DEBUG),1)
	ifneq ($(RELEASE_DEBUG),1)
		# release
		#compile flag
		CFLAGS += -O2
		CPPFLAGS += -O2

		#macro define
		MACRO_DEFINE += -DNDEBUG

		#output define
		OBJS_SUFFIX = o
		DEPS_SUFFIX = d
	else
		#release_debug
		#compile flag
		CFLAGS += -g -O2
		CPPFLAGS += -g -O2

		#macro define
		MACRO_DEFINE += -DNDEBUG -DRELEASE_DEBUG

		#output define
		ifneq ($(USE_ASAN),1)
			OBJS_SUFFIX = rd_o
			DEPS_SUFFIX = rd_d
		else
			OBJS_SUFFIX = rd_asan_o
			DEPS_SUFFIX = rd_asan_d
		endif
	endif
else
	#debug

	#compile flag
	CFLAGS += -g
	CPPFLAGS += -g

	#macro define
	MACRO_DEFINE += -D_DEBUG

	#output define
	OBJS_SUFFIX = d_o
	DEPS_SUFFIX = d_d
endif

#use pthread
ifneq ($(USE_PTHREAD),1)
	#link flag
	LD_SO_FLAGS := -shared -o
	LD_EXE_FLAGS := -o

	#compile flag
else
	#link flag
	LD_SO_FLAGS := -shared -pthread -o
	LD_EXE_FLAGS := -pthread -o

	#compile flag
	CFLAGS += -pthread
	CPPFLAGS += -pthread
endif

#generate dependency flag
DEP_OPT = -MM -MP -MT 

#compile command
C_COMPILE = g++ $(CFLAGS) $(MACRO_DEFINE) $(INCLUDE_PATH)
CPP_COMPILE = g++ $(CPPFLAGS) $(MACRO_DEFINE) $(INCLUDE_PATH)

#link command
LINK_SHARE = g++ $(LD_SO_FLAGS)
LINK_EXE = g++ -rdynamic $(LD_EXE_FLAGS)

#c generate dependency command
C_DEPEND = g++ $(CFLAGS) $(MACRO_DEFINE) $(INCLUDE_PATH) $(DEP_OPT)
C_DEPEND.d = $(subst -g ,,$(C_DEPEND))

#cpp generate dependency command
CPP_DEPEND = g++ $(CPPFLAGS) $(MACRO_DEFINE) $(INCLUDE_PATH) $(DEP_OPT)
CPP_DEPEND.d = $(subst -g ,,$(CPP_DEPEND))

#generate lib command
ARCHIVE = ar rcu 
RANLIB = ranlib

# Rules for creating dependency files (.d).
#------------------------------------------
$(OBJS_DIR)%.$(DEPS_SUFFIX):%.c
	@echo -n $(dir $<) > $@
	$(C_DEPEND.d) $(basename $@).$(OBJS_SUFFIX) $< >> $@
$(OBJS_DIR)%.$(DEPS_SUFFIX):%.C
	@echo -n $(dir $<) > $@
	$(C_DEPEND.d) $(basename $@).$(OBJS_SUFFIX) $< >> $@
$(OBJS_DIR)%.$(DEPS_SUFFIX):%.cc
	@echo -n $(dir $<) > $@
	$(C_DEPEND.d) $(basename $@).$(OBJS_SUFFIX) $< >> $@
$(OBJS_DIR)%.$(DEPS_SUFFIX):%.cpp
	@echo -n $(dir $<) > $@
	$(CPP_DEPEND.d) $(basename $@).$(OBJS_SUFFIX) $< >> $@
$(OBJS_DIR)%.$(DEPS_SUFFIX):%.CPP
	@echo -n $(dir $<) > $@
	$(CPP_DEPEND.d) $(basename $@).$(OBJS_SUFFIX) $< >> $@
$(OBJS_DIR)%.$(DEPS_SUFFIX):%.c++
	@echo -n $(dir $<) > $@
	$(CPP_DEPEND.d) $(basename $@).$(OBJS_SUFFIX) $< >> $@
$(OBJS_DIR)%.$(DEPS_SUFFIX):%.cp
	@echo -n $(dir $<) > $@
	$(CPP_DEPEND.d) $(basename $@).$(OBJS_SUFFIX) $< >> $@
$(OBJS_DIR)%.$(DEPS_SUFFIX):%.cxx
	@echo -n $(dir $<) > $@
	$(CPP_DEPEND.d) $(basename $@).$(OBJS_SUFFIX) $< >> $@

# Rules for generating object files (.o).
#----------------------------------------
$(OBJS_DIR)%.$(OBJS_SUFFIX):%.c
	$(C_COMPILE) $< -o $@
$(OBJS_DIR)%.$(OBJS_SUFFIX):%.C
	$(C_COMPILE) $< -o $@
$(OBJS_DIR)%.$(OBJS_SUFFIX):%.cc
	$(CPP_COMPILE) $< -o $@
$(OBJS_DIR)%.$(OBJS_SUFFIX):%.cpp
	$(CPP_COMPILE) $< -o $@
$(OBJS_DIR)%.$(OBJS_SUFFIX):%.CPP
	$(CPP_COMPILE) $< -o $@
$(OBJS_DIR)%.$(OBJS_SUFFIX):%.c++
	$(CPP_COMPILE) $< -o $@
$(OBJS_DIR)%.$(OBJS_SUFFIX):%.cp
	$(CPP_COMPILE) $< -o $@
$(OBJS_DIR)%.$(OBJS_SUFFIX):%.cxx
	$(CPP_COMPILE) $< -o $@