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Makefile with dependencies auto-generation
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OBJDIR = bin | |
DEPDIR = deps | |
DEPFLAGS = -MT $@ -MMD -MP -MF $(DEPDIR)/$*.d | |
src = $(wildcard src/*.cc) | |
obj = $(src:src/%.cc=$(OBJDIR)/%.o) | |
DEPFILES = $(src:src/%.cc=$(DEPDIR)/%.d) | |
# if boost is correctly installed, no need to add pathes to | |
# include and lib files: -I$(BOOST_DIR)/include -L$(BOOST_DIR)/lib | |
CXXFLAGS = -std=c++2a -Wall | |
LDFLAGS = -lboost_program_options | |
OPTFLAGS = -O3 -march=native | |
DBGFLAGS = -g | |
MODE != cat .make-switch 2> /dev/null | |
ifeq ($(MODE),) | |
MODE := release | |
endif | |
ifeq ($(MODE), release) | |
CXXFLAGS += $(OPTFLAGS) | |
LDFLAGS += $(OPTFLAGS) | |
else | |
CXXFLAGS += $(DBGFLAGS) | |
LDFLAGS += $(DBGFLAGS) | |
endif | |
CXX = g++ $(CXXFLAGS) | |
LINKER= g++ | |
preproc: $(obj) | |
$(LINKER) $^ -o $@ $(LDFLAGS) | |
release: | |
@grep -q $@ .make-switch 2> /dev/null \ | |
|| { echo $@ > .make-switch; \ | |
rm -rf $(OBJDIR)/* $(DEPDIR)/*; } | |
debug: | |
@grep -q $@ .make-switch 2> /dev/null \ | |
|| { echo $@ > .make-switch; \ | |
rm -rf $(OBJDIR)/* $(DEPDIR)/*; } | |
$(OBJDIR)/%.o: src/%.cc $(DEPDIR)/%.d | $(DEPDIR) $(OBJDIR) | |
$(CXX) $(DEPFLAGS) -c $< -o $@ | |
$(DEPDIR): | |
mkdir -p $@ | |
$(OBJDIR): | |
mkdir -p $@ | |
$(DEPFILES): | |
include $(DEPFILES) | |
.PHONY: clean | |
clean: | |
rm -rf $(OBJDIR) $(DEPDIR) .make-switch |
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