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# Define the directories that will be compiled
DIRS_TO_COMPILE := util tech io \
                   model model/timing_graph \
                   model/std_cells \
                   model/electrical \
                   model/electrical/router \
                   model/optical \
                   model/optical_graph \
                   model/network \
                   model/network/ATAC

DIRS = $(patsubst %,$(CURDIR)/%,$(DIRS_TO_COMPILE))

SRCS = $(foreach dir, $(DIRS), $(wildcard $(dir)/*.cc))

OBJS = $(SRCS:%.cc=%.o)

DEF_FLAGS = 
INCLUDE_FLAGS = -I$(CURDIR)
OPT_FLAGS = -O2 -g 
WARN_FLAGS = -pedantic -Wall -W #-Wextra -Werror -Wno-write-strings
CXXFLAGS = $(OPT_FLAGS) $(WARN_FLAGS) $(INCLUDE_FLAGS) $(DEF_FLAGS)

LD_LIBS += -lutil
LD_FLAGS += -Llibutil

# Other libraries used 
LIB_UTIL = libutil/libutil.a

#TARGET = $(CURDIR)/libdsent.a
TARGET = $(CURDIR)/dsent

all: $(TARGET)

#$(TARGET): $(OBJS)
#	ar rcs $@ $^
$(TARGET): main.o DSENT.o $(LIB_UTIL) $(OBJS) 
	$(CXX) $(CXXFLAGS) $(LD_FLAGS) $(OBJS) main.o DSENT.o -o $(TARGET) $(LD_LIBS) 

# For general c++ compilation
%.o: %.cc
	$(CXX) $(CXXFLAGS) -c $< -o $@

$(LIB_UTIL):
	$(MAKE) -C $(CURDIR)/libutil

%/created:
	mkdir -p $(dir $@)
	touch $@

.phony: clean
clean:
	$(RM) -rf main.o DSENT.o $(OBJS) $(TARGET)
	$(MAKE) -C $(CURDIR)/libutil clean