Makefile.in

# ####################################################################
# 
#			   C/C++ Makefile
# 
# Author: Dimitris Floros <fcdimitr@auth.gr>
# 
# ####################################################################

# %%%%%%%%%%%%%%%%%%%%%%%%%%%%%% ENVIROMENT

# set SHELL to bash
SHELL := /bin/bash

MACHINESPEC = -mtune=native

MATLABROOT = @MATLABROOT@
INTELROOT  = /opt/intel/


# %%%%%%%%%%%%%%%%%%%%%%%%%%%%%% COMMANDS - FLAGS

MV = mv
CP = cp

CXX      = @CXX@
CFLAGS  += @CXXFLAGS@ -fopenmp -fcilkplus
LIBS     = @LIBS@

MEX      = @MEX@
MEXFLAGS = @MEXFLAGS@
LDFLAGS  = @LDFLAGS@
BUILDMEX = @ENABLE_MATLAB@

# # get OS name-type (OSX or linux setup)
OSNAME := $(shell uname)


ifeq ($(OSNAME),Darwin)   # OS X

        # package manager
        PKGMANAGER = port
        DEPENDENCIES = flann tbb metis fftw-3

        # architectures 
        ARCH   = maci64

        # MEX extension
        MEXEXT = mexmaci64

        # (nothing in OS X)
        MEXRPATH = 

        # MEX symbol map
        MEXSYM = -bundle -Wl,-exported_symbols_list,$(MATLABROOT)/extern/lib/$(ARCH)/mexFunction.map

else        # linux

        # package manager
        PKGMANAGER = apt-get
        DEPENDENCIES = libtbb-dev libflann-dev libmetis-dev libfftw3-dev

        MEX     = $(CXX)
        MEXFLAGS= $(CFLAGS)

        # architectures 
        ARCH   = glnxa64

        # MEX extension
        MEXEXT = mexa64

        # relative paths for linux
        MEXRPATH     = -Wl,-rpath=$(MATLABROOT)/bin/$(ARCH)
        MEXRPATH    += -Wl,-rpath=$(INTELROOT)/linux/lib/intel64_lin

        # MEX symbol map
        MEXSYM = -shared -Wl,--version-script,$(MATLABROOT)/extern/lib/$(ARCH)/mexFunction.map
endif

# %%%%%%%%%%%%%%%%%%%%%%%%%%%%%% COMPILATION INCLUDES/LIBRARIES

# MATLAB linking
MEXINC   = -I$(MATLABROOT)/extern/include
MEXLIB   = -L$(MATLABROOT)/bin/$(ARCH)
MEXLIB  += -fno-common $(MEXSYM)
MEXLIB  += -lmx -lmex -lmat
LIBS    += -lcilkrts

ifeq ($(CXX), icpc)
    LIBS   += -lirc -limf -lsvml
    CFLAGS += -wd3947,3946,10006,3950
endif

# %%%%%%%%%%%%%%%%%%%%%%%%%%%%%% SOURCES / DIRECTORIES

SRCS =  sgtsne.cpp sparsematrix.cpp utils.cpp		\
	gradient_descend.cpp csb_wrapper.cpp	\
	qq.cpp nuconv.cpp graph_rescaling.cpp		\
	dataReloc.cpp timers.cpp pq.cpp

MEXS =  sgtsnepi.$(MEXEXT) perplexityEqualize.$(MEXEXT) \
	computegrad.$(MEXEXT)

DEMOS = demo_perplexity_equalization demo_stochastic_matrix

MEXS  := $(addprefix matlab/, $(MEXS) )
OBJS  := $(addprefix build/, $(SRCS:.cpp=.o) )
DEMOS := $(addprefix bin/, $(DEMOS) )

# update SRCS for dependencies
SRCS += $(MEXS:.$(MEXEXT)=.cpp) knn.cpp test_modules.cpp

DEPDIR  = build/.d

# %%%%%%%%%%%%%%%%%%%%%%%%%%%%%% DEFINE TARGET RULES

# default "make" target
.DEFAULT_GOAL = all

# ==================== Target rules

dependencies:			## Build dependencies
	$(PKGMANAGER) install $(DEPENDENCIES)

ifeq ($(BUILDMEX),yes)
all: sgtsnepi demos test matlab		## Build library, demos, and MEX wrappers
else
all: sgtsnepi demos test
endif

sgtsnepi: lib/libsgtsnepi.a	## Build static library

tsnepi: bin/tsnepi

demos: $(DEMOS)			## Build demo scripts

test: bin/test_modules		## Build and run testing scripts

matlab: $(MEXS)			## Build MEX wrappers (MATLAB required)

lib/libsgtsnepi.a: $(OBJS)
	ar rcs $@ $(OBJS)

# ==================== Documentation

documentation: 			## Build doxygen documentation
	doxygen docs/doxygen.config

# ==================== Demo scripts

bin/demo_stochastic_matrix: build/demo_stochastic_matrix.o lib/libsgtsnepi.a ## Stochastic matrix | λ rescale
	$(LINK.o) $+ $(OUTPUT_OPTION) $(LIBS)

bin/tsnepi: build/tsnepi.o lib/libsgtsnepi.a ## Stochastic matrix | λ rescale
	$(LINK.o) $+ $(OUTPUT_OPTION) $(LIBS)

bin/demo_perplexity_equalization:	## Conventional t-SNE | Perplexity equalize
bin/demo_perplexity_equalization: build/demo_perplexity_equalization.o lib/libsgtsnepi.a
	$(LINK.o) $+ $(OUTPUT_OPTION) $(LIBS)

bin/test_modules: build/test_modules.o lib/libsgtsnepi.a
	$(LINK.o) $+ $(OUTPUT_OPTION) $(LIBS)

matlab/%.$(MEXEXT): build/%_mex.o lib/libsgtsnepi.a
	$(LINKMEX.o) $+ $(OUTPUT_OPTION) $(LIBS) $(MEXLIB)


# ==================== Miscellaneous

clean:				## Clean-up intermediate outputs
	$(RM) build/*.o src/*~
	$(RM) build/.d/*

cleandocs:			## Remove documentation outputs
	$(RM) -r docs/html

purge: clean			## Remove library and executables
	$(RM) $(MEXS)
	$(RM) $(DEMOS)
	$(RM) bin/test_modules
	$(RM) bin/tsnepi
	$(RM) lib/libsgtsnepi.a

help:				## Echo Makefile documentation
	@echo 
	@grep -E '(^[a-zA-Z_-]+:.*?##.*$$)|(^# ====================)' $(firstword $(MAKEFILE_LIST)) | awk 'BEGIN {FS = ":.*?## "}{printf "\033[32m %-35s\033[0m %s\n", $$1, $$2}' | sed -e 's/\[32m # ====================/[33m===============/'
	@echo ""
	@echo -e "\033[033m*** DEFAULT:\033[0m \033[032m$(.DEFAULT_GOAL)\033[0m"
	@echo ""


# %%%%%%%%%%%%%%%%%%%%%%%%%%%%%% COMPILATION RULES (DO NOT CHANGE)

$(shell mkdir -p build >/dev/null)
$(shell mkdir -p $(DEPDIR) >/dev/null)
$(shell mkdir -p bin >/dev/null)
$(shell mkdir -p lib >/dev/null)

DEPFLAGS = -MT $@ -MMD -MP -MF $(DEPDIR)/$(notdir $*.Td)

LINKMEX.o     = $(MEX) $(MEXFLAGS) $(LIBPATH) $(LDFLAGS) $(TARGET_ARCH) 
COMPILEMEX.cc = $(CXX) $(DEPFLAGS) $(CFLAGS) $(MEXINC) $(MEXRPATH) $(TARGET_ARCH) $(INCPATH) -c
LINK.o        = $(CXX) $(CFLAGS)  $(LIBPATH) $(LDFLAGS) $(TARGET_ARCH)
COMPILE.cc    = $(CXX) $(DEPFLAGS) $(CFLAGS) $(TARGET_ARCH) $(INCPATH) -c
POSTCOMPILE   = @mv -f $(DEPDIR)/$(notdir $*.Td) $(DEPDIR)/$(notdir $*.d) && touch $@

build/%_mex.o : src/%_mex.cpp
build/%_mex.o : src/%_mex.cpp $(DEPDIR)/%.d
	$(COMPILEMEX.cc) $(OUTPUT_OPTION) $<
	$(POSTCOMPILE)

build/%.o : src/%.cpp
build/%.o : src/%.cpp $(DEPDIR)/%.d
	$(COMPILE.cc) $(OUTPUT_OPTION) $<
	$(POSTCOMPILE)

build/%.o : csb/%.cpp
build/%.o : csb/%.cpp $(DEPDIR)/%.d
	$(COMPILE.cc) $(OUTPUT_OPTION) $< -DALIGN=64
	$(POSTCOMPILE)

$(DEPDIR)/%.d: ;
.PRECIOUS: $(DEPDIR)/%.d

include $(wildcard $(patsubst %,$(DEPDIR)/%.d,$(basename $(SRCS))))